MikaStars39/nano-eval huggingface dataset:
For a pair of components that are difficult to separate, the best measure to improve their chromatographic separation efficiency is (in gas chromatography) ____.

Options:
A. Modify the pressure of the system
B. Decrease the flow rate of the carrier gas
C. Use a different detector type
D. Change the fixed liquid
E. Use a longer column length
F. Alter the sample injection volume
G. Increase the column temperature
H. Change the speed of the carrier gas
I. Change the properties of the carrier gas
J. Change the carrier
Answer: D
Which type of anti allergic drug does Chlorpheniramine Maleate belong to?

Options:
A. Ethylenediamine class
B. Propylamine assembly
C. Propenamine collection
D. Amino ethers
E. Propamine class
F. Propadiene cluster
G. Propenoic acid category
H. Propanol compound group
I. Propene molecule family
J. Propane series
Answer: E
Which imidazole containing drugs can be used for the treatment of gastric ulcers ?

Options:
A. Fen Naijing
B. Trazodone hydrochloride
C. Ketoconazole nitrate
D. Bromoc
E. Amantadine sulfate
F. Cimetidine
G. Ranitidine hydrochloride
H. Imipramine hydrochloride
I. Metoclopramide hydrochloride
J. Chlorpromazine hydrochloride
Answer: F
Which is a triazole antifungal drug ?

Options:
A. Isavuconazole
B. Terconazole
C. Sertaconazole
D. Luliconazole
E. Miconazole
F. Fluconazole
G. Voriconazole
H. Ketoconazole
I. Yikangzuo
J. Clotrimazole
Answer: F
Drugs that do not have biological activity themselves and require metabolic activation in the body to become active are ____.

Options:
A. Vitamin B12
B. Vitamin C
C. Vitamin B6
D. Vitamin B1
E. Vitamin D3
F. Vitamin A
G. Vitamin E
H. Vitamin B2
I. Vitamin K3
J. Vitamin K1
Answer: E
Liver and kidney deficiency, fetal movement disorder, what is the first choice of medicine?

Options:
A. Hawthorn fruit
B. Almond oil
C. Cinnamon bark
D. Peony blossom
E. Licorice root
F. Bamboo shoot
G. Ginger extract
H. Walnut kernel
I. Mulberry parasite
J. Lotus seed
Answer: I
What drug has the longest duration of local anesthetic effect?

Options:
A. Levobupivacaine
B. Lidocaine
C. Mepivacaine
D. Chloroprocaine
E. Benzocaine
F. Articaine
G. Tetracaine
H. Ropivacaine
I. Bupivacaine
J. Prilocaine
Answer: I
When did Mao Zedong's military thought fully mature?

Options:
A. The Great Leap Forward
B. The Chinese Civil War
C. The Korean War
D. The Liberation War period
E. The Second Sino-Japanese War
F. The establishment of the People's Republic of China
G. The Anti-Rightist Campaign
H. The Sino-Indian War
I. The Long March
J. The Cultural Revolution
Answer: D
Which one is correct in evaluating "The Art of War"?

Options:
A. It emphasizes the use of advanced technology in combat.
B. In terms of military philosophy, it has simple materialism and dialectical thinking.
C. It is exclusively about defensive strategies.
D. It advocates for the use of guerrilla warfare exclusively.
E. It is a guide on modern warfare techniques.
F. It primarily focuses on naval warfare tactics.
G. It promotes the idea that war should always be avoided.
H. It disregards the importance of strategic planning.
I. It was written during the Renaissance period.
J. It is primarily a historical account of past wars.
Answer: B
What is the concentrated embodiment of the important thought of "Three Represents" in the military field?

Options:
A. Framework of joint military exercises and training
B. Doctrine of economic military integration
C. Vision of comprehensive security and defense
D. Philosophy of peacekeeping and conflict resolution
E. Strategy of international military cooperation
F. Principle of military modernization and reform
G. Concept of technological warfare advancement
H. Thought of national defense and military construction
I. Model of sustainable defense resource management
J. Approach to military diplomacy and alliances
Answer: H
In communication systems, inter-code crosstalk refers to _____, which affects the _____ of the communication system; the main methods to improve inter-code crosstalk include _______, _______.

Options:
A. This frequency mix-up utilizes distinct frequency bands, channel capacity, signal constellation refinement, quadrature amplitude modulation
B. This signal exchange uses specific wavelength selections, transmission quality, antenna alignment procedures, reciprocal mixing techniques
C. This character recognition employs distinct character sets, processing speed, neural network analysis, system optimization techniques
D. This codeword determination uses unique codeword systems, error detection rate, adaptive coding schemes, digital signal processing
E. This symbol interference applies unusual symbol sets, signal integrity, adaptive filtering applications, cognitive radio technologies
F. This information exchange involves independent bandwidth allocation, system latency, coherent detection strategies, spatial filtering methods
G. This codeword decision has different codeword values, bit error rate, partial response technology, time domain equalization technology
H. This signal transfer includes varied frequency modulation, signal clarity, Fourier transform methods, wavelet transformation approaches
I. This codeword decision has different codeword values, signal quality, wavelet analysis technology, multiplexing techniques
J. This codeword decision involves varied codeword ranges, signal strength, spectral analysis techniques, frequency hopping methods
Answer: G
What is the scientific method of studying a large number of random phenomena to reveal the basic laws of the matter?

Options:
A. Factorial assessment
B. Numerical computation
C. Linear programming
D. Probability method
E. Variable manipulation
F. Discrete modeling
G. Statistical analysis
H. Integral calculus
I. Countermeasure analysis
J. Quantitative inspection
Answer: D
When does the Chinese army welcome the military flag?

Options:
A. Before the end of the parade
B. After the parade
C. During the parade
D. After the start of the parade
E. Before the parade leader's speech
F. After the closing ceremony
G. During the national anthem
H. After the parade leader's speech
I. Before the start of the parade
J. Before the commander's review
Answer: I
When marching in step, the speed is () steps per minute.

Options:
A. 70-75
B. 80-90
C. 140-150
D. 95-115
E. 180-190
F. 100-110
G. 130-136
H. 116-122
I. 123-129
J. 160-170
Answer: H
The correct statement about the selection of base variables in linear programming is( )

Options:
A. The variable with the maximum change in the objective function caused by the unit change should be included in the basis
B. The variable with an average change in the objective function caused by the unit change should be included in the basis
C. The variable with the lowest coefficient in the objective function should be included in the basis
D. The variable with the highest coefficient in the objective function should be included in the basis
E. The minimum number of tests should be the base
F. The variable with the minimum change in the objective function caused by the unit change should be included in the basis
G. The variable with the minimum coefficient in the constraint equations
H. The variable with the maximum coefficient in the constraint equations should be included in the basis
I. The variable with the highest coefficient in the constraint equations should be included in the basis
Answer: A
What are the teaching principles proposed by Bruner's theory of cognitive instruction?

Options:
A. Timely Feedback Principle, Small Steps Principle, Self-Paced Principle, Proactive Reflection Principle
B. Principles of high speed, high difficulty, and the dominant role of theoretical knowledge
C. Principles of Challenge, Response, Feedback, and Adaptation
D. Principles of Engagement, Development, Application, and Assessment
E. Principles of Engagement, Interaction, Application, Enforcement
F. Principles of Participation, Direction, Execution, Evaluation
G. Principles of Discovery, Analysis, Integration, and Application
H. Principles of Enthusiasm, Planning, Implementation, Validation
I. Principles of Intuitiveness, Prudence, Consolidation, and Thoroughness
J. Principle of Motivation, Principle of Structure, Principle of Procedure, Principle of Reinforcement
Answer: J
What is the new educational system that evolves from traditional education to lifelong education?

Options:
A. Vocational and Technical Education
B. Adult Education
C. Elementary Education
D. Higher Education
E. Secondary Education
F. Basic Education
G. Graduate Education
H. Informal Education
I. Primary Education
J. Public Education
Answer: B
What is the direct basis for compiling textbooks?

Options:
A. Teaching Tools
B. Educational Procedures
C. Instructional Content
D. Education Plan
E. Study Schedules
F. Learning Strategies
G. Assessment Criteria
H. Course Standards
I. Course Objectives
J. Course Description
Answer: H
In China, the mine under the collective land belongs to ( ).

Options:
A. Foreign mining entity
B. Local government
C. National mining corporation
D. Environmental organization
E. Peasant collective
F. State
G. Agricultural cooperative
H. Society
I. Rural land contractor
J. Private investor
Answer: F
Social security fees can be categorized into fixed premium systems and what other system?

Options:
A. Dynamic payment system
B. Modulated rate system
C. Flexible fee system
D. Proportional premium system
E. Adjustable premium system
F. Variable rate system
G. Tiered payment system
H. Incremental premium system
I. Sliding scale system
J. Progressive fee system
Answer: D
Health insurance, workers' compensation insurance, and what other insurances involve the provision of medical services in terms of benefits payment?

Options:
A. Homeowner's Insurance
B. Cyber Liability
C. Renters Insurance
D. Travel Insurance
E. Life Insurance
F. Maternity Insurance
G. Pet Insurance
H. Auto Insurance
Answer: F
In 2000, the International Labour Conference increased the minimum maternity leave from 12 weeks to how many weeks?

Options:
A. 15
B. 17
C. 18
D. 16
E. 19
F. 13
G. 14
H. 22
I. 20
J. 12
Answer: G
The characteristics of risk factors affecting health are widespread presence, weak specificity, combined effects, and ____.

Options:
A. Short recovery span
B. Intense health consequences
C. Immediate symptomatic onset
D. Broad genetic variability
E. Rapid symptom resolution
F. Long incubation period
G. Stable environmental factors
H. Narrow age distribution
I. High mutation rate
J. Limited geographical scope
Answer: F
What hazardous factors does industrial dust belong to?

Options:
A. Biological Risk Elements
B. Mechanical Hazard Factors
C. Environmental Hazard Factors
D. Physical Hazard Factors
E. Electrical Hazard Factors
F. Biological Hazard Factors
G. Chemical Hazard Factors
H. Social Environmental Risk Factors
Answer: G
In individual assessments of health risk factors, what does it indicate if the assessed age is higher than the actual age?

Options:
A. The risks associated with the evaluated individual are higher than the average level.
B. The evaluated individual shows signs of premature aging.
C. The predicted longevity of the evaluated individual surpasses expectations.
D. The assessed individual's health appears better than actual age suggests.
E. The risk factors related to the evaluated person are less than median level.
F. The risk factors present in the evaluated individual are below the average level.
G. The risk factors of the person being evaluated are equal to the average level.
H. The health conditions of the person being evaluated need immediate attention.
I. The evaluated individual has fewer health concerns than usual.
J. The evaluated individual presents no risk factors.
Answer: A
In addition to broadening the scope of basic medical research, opening up a new era of preventive medicine, and expanding the structural system of medical education, what is the other role of social medicine in the development of modern medicine?

Options:
A. Developing modern tools for medical diagnosis
B. Establishing New Thought in Clinical Medicine
C. Expanding innovative techniques in surgical processes
D. Enhancing traditional methods to modernize clinical practices
E. Creating new pathways in general practice methodologies
F. Building better social interactions within medical facilities
G. Establish a good social environment to improve the level of treatment
H. Improving pharmaceutical interventions in clinical settings
I. Bridging gaps between classical and contemporary medical theories
J. Strengthening community health systems globally
Answer: B
There is currently a phenomenon in some places where elderly people fall to the ground without assistance or dare not be helped, which reflects that China is indeed lacking in certain aspects?

Options:
A. Community Support
B. Public Ethics
C. Cultural Sensitivity
D. Health Education
E. Legal Awareness
F. Social morality
G. Civic consciousness
H. Personal Responsibility
I. Environmental Concern
J. Social Integrity
Answer: G
Who was the first scholar to propose the concept of informal organizations?

Options:
A. Mayo
B. Fayol
C. Weber
D. Simon
E. Taylor
F. McGregor
G. Barnard
H. Maslow
I. Hawthorne
J. Drucker
Answer: G
The Chinese administrative supervisory organs are independent of the legislative and administrative organs, and the institutional degree elected by the legislative organs is ().

Options:
A. Judicial review system
B. Regulatory compliance system
C. Appeal Commissioner System
D. Privy Council system
E. Supervisory institution system
F. Legislative audit system
G. Parliamentary supervision system
H. Executive oversight system
I. Administrative review board
J. Ombudsman system
Answer: E
The classification and number arrangement method belongs to the method of __.

Options:
A. sequential organization method
B. hierarchical sorting technique
C. ordered classification technique
D. numerical sequencing approach
E. logical sorting methodology
F. categorical alignment strategy
G. systematic grouping method
H. methodical arrangement system
I. structured categorization process
J. classification arrangement method
Answer: J
A large amount of literature information can only be easily retrieved and used if it is organized in a certain order. The compilation method is___.

Options:
A. annotation method
B. referencing method
C. classification method
D. documentation method
E. indexing method
F. cataloging method
G. bibliographic method
H. summarization method
I. retrieval method
J. archiving method
Answer: E
___guidance can promote the development of the library business in this region or system.

Options:
A. Training
B. Technology
C. Research
D. Marketing
E. Collaboration
F. Partnerships
G. Business
H. Innovation
I. Management
J. Funding
Answer: G
The concept of document guarantee rate: ().

Options:
A. It signifies the level of funding allocated to document preservation efforts.
B. It assesses the frequency of document usage by library patrons.
C. It reflects the diversity of topics covered in the library's document collection.
D. It represents the ratio of new documents added to the library's collection annually.
E. It tracks the number of documents that are lost or damaged over time.
F. It refers to the indicator of the extent to which the library's collection of documents meets the needs of residents.
G. It evaluates the quality of the documents based on user reviews.
H. It measures the financial backing provided to libraries for document acquisition.
I. It indicates the percentage of documents that are available in digital format.
J. It denotes the average time taken to process new documents for the collection.
Answer: F
Two Aspects of Information Management: ().

Options:
A. Information resources, information activities
B. End-user training, software development
C. Project management, workflow automation
D. Content creation, social media management
E. Data protection, file archiving
F. Information retrieval, metadata management
G. Knowledge sharing, communication strategies
H. Record keeping, data visualization
I. Database administration, network security
J. Data storage, data analysis
Answer: A
the content of information management is explained from an economic perspective,because of__

Options:
A. the trade elements concerning the sharing, movement and consumption of insights, the construction, expansion, detailed traits and procedures of the insight industry and digital insights economy, the optimal distribution of insight resources, the evaluation and choosing of insight innovations, etc.
B. the financial development regarding the acquisition, transfer and use of data, the establishment, growth, attributes and systems of the data field and data economy, the efficient management of data assets, the examination and determination of data science solutions, etc.
C. the economic theories revolving around the generation, distribution and application of info, the initial establishment, progress, properties and mechanisms of the data-driven market and infoconomy, the prudent distribution of info assets, the scrutiny and choice of info systems, etc
D. the examination of economic factors influencing the creation, distribution and consumption of information, the evolution, features, and mechanisms of the information sector and digital economy, the effective dispersal of information capitals, the assessment and choice of info-tech methodologies, etc
E. the economic landscape oriented around the creation, distribution and utilization of data, the emergence, advancement, features and functional benchmarks of the data industry and data economy, the effective distribution of data resources, the analysis and adoption of data technology, etc.
F. the monetary aspects dictating the collection, flow and employment of details, the organization, progress, descriptions and strategies of the details sector and details economy, the optimum placement of details resources, the checking and choice of details technology, etc.
G. the business factors impacting the exchange, flow and usage of content, the construction, progression, qualities and schemes of the content sector and content economy, the effective placement of content resources, the testing and picking of content technology, etc.
H. the economic ideas focusing on the creation, spread, and use of insights, the emergence, growth, characteristics, and operations of the information sector and infoconomy, the ideal dissemination of information resources, the appraisal and choice of informational technologies, etc
I. the economic principles guiding the production, dissemination, and application of knowledge, the foundation, advancement, traits, and operational models of the knowledge industry and knowledge economy, the strategic placement of knowledge assets, the review and adoption of knowledge systems, etc
J. the information market based on the production, circulation and utilization of information, the formation, development, characteristics and operation mode of the information industry and information economy, the optimal allocation of information resources, the evaluation and selection of information technology, etc.
Answer: J
What is the definition of (private archives)?

Options:
A. Private archives are records of private conversations held by public figures.
B. Private archives are historical records kept by museums.
C. Private archives are digital records accessible only to government officials.
D. Private archives are collections of personal photographs and memorabilia.
E. Private archives refer to any documents stored in a private residence.
F. Private archives are public documents that have been privatized.
G. Private archives are public records stored in a private facility.
H. Private archives are public records that are restricted from public access.
I. Private archives refer to privately owned archives formed by individuals or private organizations in social activities.
J. Private archives refer to secret government documents.
Answer: I
Graphic resolution is directly proportional to exposure wavelength, and depth of focus is directly proportional to exposure wavelength. What happens when the depth of focus is too small?

Options:
A. Can easily manage complex designs
B. Improves flexible shape formation
C. Unable to handle basic shapes
D. Unable to create uneven shapes
E. Intensifies intricate resolution capabilities
F. Boosts minimal depth occurrence
G. Promotes quicker imaging speed
H. Reduces resolution precision
I. Increases stability in design
J. Enables wider resolution range
Answer: D
Cat's eye reflector is made of two radius r1, r2 refractive index of the same hemisphere glued together, when the refractive index of how much, the two hemispheres radius is equal, the cat's eye reflector into a sphere, but also to realize the light path of retro-reflection?

Options:
A. 0.5
B. 2
C. 1
D. 4
E. 1.8
F. 2.2
G. 3
H. 3.5
I. 1.5
J. 2.5
Answer: B
The width of the smallest line that can be achieved by exposure increases ______ with the distance between the mask plate and the photoresist layer, and increases ______ with the thickness of the photoresist.

Options:
A. Increase; decrease
B. Remain constant; increase
C. Double; Half
D. Decrease; remain constant
E. Decrease; decrease
F. Remain constant; remain constant
G. Increase; increase
H. Remain constant; decrease
I. Decrease; increase
J. Increase; remain constant
Answer: G
The daily water pump delivery required by the dishwasher is 8 units, with a standard deviation in demand of 3 units, a lead time of 4 days, and a service level of 95%. The reorder point is ( ).

Options:
A. around 46 units
B. approximately 32 units
C. around 25 units
D. approximately 24 units
E. approximately 38 units
F. More than 40 units
G. about 29 units
H. approximately 18 units
I. around 34 units
J. slightly over 36 units
Answer: F
In 2015, a company has an earnings before interest and taxes (EBIT) of 24 million yuan, net operating assets investment of 5 million yuan, and a tax rate of 20%. The interest on existing debt for the year is 1.8 million yuan, and the net borrowing for the year is 0.66 million yuan. What is the Free Cash Flow to Equity (FCFE) for Company B in 2015?

Options:
A. 15.23 million
B. 11.95 million
C. 14.58 million
D. 18.34 million
E. 17.86 million
F. 16.70 million
G. 123.4 million
H. 13.06 million
I. 12.89 million
J. 13.42 million
Answer: J
The reason LDA cannot function properly when the class centers overlap is:( ).

Options:
A. The cross-correlation of class distributions is minimized
B. The Fisher criterion function is identically zero
C. The denominator of the Fisher criterion function is zero
D. The sum of squared differences reaches its maximum
E. The determinant of the separation matrix is undefined
F. The cumulative distribution functions are misaligned
G. The eigenvalues of the scatter matrices are too high
H. The within-class scatter matrix is singular
I. The between-class scatter matrix is full rank
J. The projection onto the new axis lacks orthogonality
Answer: B
It is known that there are two types of fish in the pond, in a ratio of 7:3. If one fish is randomly caught and its type is guessed randomly according to probabilities of 70% and 30%, then the overall error is approximately( ).

Options:
A. 50%
B. 40%
C. 55%
D. 30%
E. 35%
F. 60%
G. 45%
H. 25%
I. 10%
J. 20%
Answer: B
Given the following values for a variable: minimum value is 3, first quartile (Q1) is 4.5, median is 9, third quartile (Q3) is 10.5, and maximum value is 20, which of the following statements is correct?

Options:
A. The interquartile range (IQR) of the data is 7.
B. The data is right-skewed.
C. There are no outliers in the data
D. Both 3 and 20 are outliers.
E. All numerical values are anomalies.
F. 3 is an outlier.
G. Both the minimum and maximum values are outliers.
H. The data exhibits a left-skewed distribution.
I. The data exhibits a symmetrical distribution.
J. 20 is an outlier.
Answer: J
The sill of the variogram represents the total spatial variability of the random variable and is the value of the variogram when the lag distance is _______.

Options:
A. Lag distance is equal to the range of change
B. Lag distance equals total variation
C. The lag distance exceeds the variation range
D. The lag distance is smaller than the range of variation.
E. Lag distance is 1
F. Lag distance is a random value.
G. The base value is equal to the range change
H. The base value is less than the range.
I. The lag distance is the average distance between data points.
J. The lag distance is infinite.
Answer: C
Regarding the cascaded variable a and the first-level variable b, the second-level variable c, the correct statement is ___________.

Options:
A. $$ D ( a )=E ( b )+E ( c ) $$
B. If $D(b)$ is large, then the absolute variance of $a$ is approximately equal to the absolute variance of $b$.
C. If $E(c)$ is large, then the variance of $a$ is approximately equal to the variance of $c$.
D. $$ D ( a )=E ( b ) \times D ( b )+E ( c ) \times D ( c ) $$
E. If E(b) is large, then the relative variance of a is approximately equal to the relative variance of b.
F. $$ E ( a )=E ( b )+E ( c ) $$
G. $$ D ( a )=D ( b ) \times D ( c ) $$
H. $$ D ( a )=D ( b )+D ( c ) $$
I. $$ E ( a )=E ( b ) \times E ( c ) $$
Answer: E
Which of the following statements about normal random processes is correct?

Options:
A. White noise follows a normal distribution.
B. The white noise process must be Gaussian.
C. The mean and autocorrelation function can determine any N-dimensional distribution.
D. All normal random processes are white noise.
E. White noise determines all N-dimensional distributions.
F. Only Gaussian processes determined by the mean and the autocorrelation function are stationary.
G. The autocorrelation function of a normal random process only has practical significance when the mean is zero.
H. A normal process is always strictly stationary.
I. Only white noise is normal.
J. The autocorrelation function alone determines every normal distribution.
Answer: C
Whether it's a linear transformation with unknown parameters or a nonlinear transformation, the effectiveness of the estimator: _________.

Options:
A. The effectiveness of the estimator can only be maintained under specific types of nonlinear transformations.
B. Only maintained under specific circumstances, depending on the nature of the change.
C. Maintained under linear transformations but not necessarily under nonlinear transformations.
D. The effectiveness of the transformed estimator is independent of the type of transformation.
E. Regardless of the type of transformation, the effectiveness of the estimator will always improve.
F. The effectiveness of the estimator is not affected by transformations, whether they are linear or non-linear.
G. Always maintained, the estimated amount, when substituted into the transformation formula, remains a valid estimator.
H. Under linear transformation, the effectiveness of an estimator may be maintained, but it generally cannot be maintained under nonlinear transformations.
I. Under nonlinear transformations, they usually fail, but under linear transformations, they are maintained.
J. Under linear transformations, the efficacy of the estimator is maintained; under nonlinear transformations, the estimator may become ineffective.
Answer: J
The mean square error is one of the performance indicators of the lowest Bayesian estimation. If $\hat{A}$ is the Bayesian estimate of $A$ based on the observed measurement $z$, then the expression of $\mathrm{MSE} ( {\hat{A}} )$ is:___________.

Options:
A. $$ \mathrm{MSE} ( \hat{A} )=\mathbb{E} [ ( A-\hat{A} )^{2} ]=\int_{-\infty}^{\infty} \int_{- \infty}^{\infty} ( A-\hat{A} )^{2} p ( z, A ) \, dz \, d A $$
B. $$ \mathrm{MSE} ( \hat{A} )=\mathbb{E} [ ( A+\hat{A} )^{2} ]=\int_{-\infty}^{\infty} \int_{- \infty}^{\infty} ( A+\hat{A} )^{2} p ( z, A ) \, dz \, d A $$
C. $$ \mathrm{M S E} ( \hat{A} )=\mathbb{E} [ ( A+\hat{A} )^{2} ]=\int_{-\infty}^{\infty} \int_{-\infty}^{\infty} ( A+\hat{A} )^{2} p ( A | z ) \, d z \, d A $$
D. $$ \mathrm{M S E} ( \hat{A} )=\mathbb{E} [ ( A-\hat{A} )^{2} ]=\int_{-\infty}^{\infty} ( A-\hat{A} )^{2} p ( A ) \, d A $$
E. $$ \mathrm{M S E} ( \hat{A} )=\mathbb{E} [ ( A+\hat{A} )^{2} ]=\int_{-\infty}^{\infty} ( A+\hat{A} )^{2} p ( A ) \, d A $$
F. $$ \mathrm{M S E} ( \hat{A} )=\mathbb{E} [ ( A+\hat{A} )^{2} ]=\int_{-\infty}^{\infty} ( A+\hat{A} )^{2} p ( z ; A ) \, d z $$
G. $$ \mathrm{M S E} ( \hat{A} )=\mathbb{E} [ ( A+2\hat{A} )^{2} ]=\int_{-\infty}^{\infty} \int_{-\infty}^{\infty} ( A+2\hat{A} )^{2} p ( A | z ) \, d z \, d A $$
H. $$ \mathrm{M S E} ( \hat{A} )=\mathbb{E} [ ( A-\hat{A} )^{2} ]=\int_{-\infty}^{\infty} ( A-\hat{A} )^{2} p ( z ; A ) \, d z $$
I. $$ \mathrm{M S E} ( \hat{A} )=\mathbb{E} [ ( A-\hat{A} )^{2} ]=\int_{-\infty}^{\infty} \int_{-\infty}^{\infty} ( A-\hat{A} )^{2} p ( A | z ) \, d z \, d A $$
J. $$ \mathrm{M S E} ( \hat{A} )=\mathbb{E} [ ( A+3\hat{A} )^{2} ]=\int_{-\infty}^{\infty} \int_{-\infty}^{\infty} ( A+3\hat{A} )^{2} p ( A | z ) \, d z \, d A $$
Answer: A
Let $F_{1} \left(x \right) and\ F_{2} \left(x \right)$be two distribution functions, Its corresponding probability density is$f_{1} \left( x \right), f_{2} \left( x \right)$, and if $f_{1} \left( x \right), f_{2} \left( x \right)$ is a continuous function, what is its probability density?

Options:
A. $$
f_{1} ( x ) f_{2} ( x )
$$
B. $$
f_{2} ( x ) F_{1} ( x )
$$
C. $$
f_{1} ( x )- f_{2} ( x )
$$
D. $$
2 f_{1} ( x ) F_{2} ( x )
$$
E. $$
f_{1} ( x ) F_{2} ( x )-f_{2} ( x ) F_{1} ( x )
$$
F. $$
2 f_{2} ( x ) F_{1} ( x )
$$
G. $$
f_{2} ( x )- f_{1} ( x )
$$
H. $$
f_{1} ( x ) +f_{2} ( x )
$$
I. $$
f_{1} ( x ) F_{2} ( x )
$$
J. $$
f_{1} ( x ) F_{2} ( x )+f_{2} ( x ) F_{1} ( x )
$$
Answer: J
A. B. C. three machine tools processing a batch of the same parts, the ratio of the number of parts processed by each machine tool is 5:3:2, and the qualified rate of the parts processed by each machine tool is 94%, 90%, 95% in turn. Now a random check from the whole batch of processed parts is found to be waste, what is the probability of judging it to be processed by a machine tool?

Options:
A. $$
{\frac{2} {7}}
$$
B. $$
{\frac{4} {7}}
$$
C. $$
{\frac{1} {6}}
$$
D. $$
{\frac{1} {9}}
$$
E. $$
{\frac{6} {7}}
$$
F. $$
{\frac{5} {7}}
$$
G. $$
{\frac{1} {8}}
$$
H. $$
{\frac{1} {5}}
$$
I. $$
{\frac{1} {7}}
$$
J. $$
{\frac{3} {7}}
$$
Answer: J
Let the probability distribution of the random variable $\mathrm{X}$ be $\mathrm{P} ( \mathbf{X}=1 )=0. 2, \mathrm{P} ( \mathbf{X}=2 )=0. 3, \mathrm{P} ( \mathbf{X}=3 )=0. 5$ . What is the distribution function?

Options:
A. $$\mathrm{F}(x) =\left\{\begin{aligned} {{}} & {{} {{} {1 ,x\geq 3}}} \\ {{}} & {{} {{} {0.6 ,2\leq x<3}}} \\{{}} & {{} {{} {0.5 ,1\leq x<2}}} \\ {{}} & {{} {{} {0, x<1}}} \end{aligned} \right.$$
B. $$\mathrm{F}(x) =\left\{\begin{aligned} {{}} & {{} {{} {1 ,x\geq 3}}} \\ {{}} & {{} {{} {0.9 ,2\leq x<3}}} \\{{}} & {{} {{} {0.8 ,1\leq x<2}}} \\ {{}} & {{} {{} {0, x<1}}} \end{aligned} \right.$$
C. $$\mathrm{F}(x) =\left\{\begin{aligned} {{}} & {{} {{} {1 ,x\geq 3}}} \\ {{}} & {{} {{} {0.5 ,2\leq x<3}}} \\{{}} & {{} {{} {0.4 ,1\leq x<2}}} \\ {{}} & {{} {{} {0, x<1}}} \end{aligned} \right.$$
D. $$\mathrm{F}(x) =\left\{\begin{aligned} {{}} & {{} {{} {1 ,x\geq 3}}} \\ {{}} & {{} {{} {0.9 ,2\leq x<3}}} \\{{}} & {{} {{} {0.5 ,1\leq x<2}}} \\ {{}} & {{} {{} {0, x<1}}} \end{aligned} \right.$$
E. $$\mathrm{F}(x) =\left\{\begin{aligned} {{}} & {{} {{} {1 ,x\geq 3}}} \\ {{}} & {{} {{} {0.8 ,2\leq x<3}}} \\{{}} & {{} {{} {0.5 ,1\leq x<2}}} \\ {{}} & {{} {{} {0, x<1}}} \end{aligned} \right.$$
F. $$\mathrm{F}(x) =\left\{\begin{aligned} {{}} & {{} {{} {1 ,x\geq 3}}} \\ {{}} & {{} {{} {0.5 ,2\leq x<3}}} \\{{}} & {{} {{} {0.2 ,1\leq x<2}}} \\ {{}} & {{} {{} {0, x<1}}} \end{aligned} \right.$$
G. $$\mathrm{F}(x) =\left\{\begin{aligned} {{}} & {{} {{} {1 ,x\geq 3}}} \\ {{}} & {{} {{} {0.5 ,2\leq x<3}}} \\{{}} & {{} {{} {0.3 ,1\leq x<2}}} \\ {{}} & {{} {{} {0, x<1}}} \end{aligned} \right.$$
H. $$\mathrm{F}(x) =\left\{\begin{aligned} {{}} & {{} {{} {1 ,x\geq 3}}} \\ {{}} & {{} {{} {0.7 ,2\leq x<3}}} \\{{}} & {{} {{} {0.5 ,1\leq x<2}}} \\ {{}} & {{} {{} {0, x<1}}} \end{aligned} \right.$$
I. $$\mathrm{F}(x) =\left\{\begin{aligned} {{}} & {{} {{} {1 ,x\geq 3}}} \\ {{}} & {{} {{} {0.8 ,2\leq x<3}}} \\{{}} & {{} {{} {0.7 ,1\leq x<2}}} \\ {{}} & {{} {{} {0, x<1}}} \end{aligned} \right.$$
J. $$\mathrm{F}(x) =\left\{\begin{aligned} {{}} & {{} {{} {1 ,x\geq 3}}} \\ {{}} & {{} {{} {0.5 ,2\leq x<3}}} \\{{}} & {{} {{} {0.1 ,1\leq x<2}}} \\ {{}} & {{} {{} {0, x<1}}} \end{aligned} \right.$$
Answer: F
Let 400 shells be fired independently at a target, with a known ground hit rate of 0.2 for each shell. Please use the central limit theorem to calculate, what is the probability of hitting 60 to 100?

Options:
A. 0.5432
B. 0.9876
C. 0.7654
D. 0.4321
E. 0.9999
F. 0.6543
G. 0.2198
H. 0.3219
I. 0.8765
J. 0.1987
Answer: B
We know the covariance matrix $\left( \begin{matrix} {{{4}}} & {{{-5}}} \\ {{{-5}}} & {{{9}}} \\ \end{matrix} \right)$ of A random vector $( \mathrm{X}, \ \mathrm{Y} )$. Then what are the covariance matrix and correlation coefficient matrix of random vectors $( \mathrm{X-Y}, \ \mathrm{X+Y} )$ respectively?

Options:
A. $$\left( \begin{matrix} {{{2 3}}} & {{{-5}}} \\ {{{-5}}} & {{{1 3}}} \\ \end{matrix} \right),\left( \begin{matrix} {{{1}}} & {{{\frac{-5} {\sqrt{6 9}}}}} \\ {{{\frac{5} {\sqrt{6 9}}}}} & {{{1}}} \\ \end{matrix} \right)$$
B. $$\left( \begin{matrix} {{{2 3}}} & {{{-5}}} \\ {{{-5}}} & {{{ 3}}} \\ \end{matrix} \right),\left( \begin{matrix} {{{1}}} & {{{\frac{-5} {\sqrt{6 9}}}}} \\ {{{\frac{-5} {\sqrt{6 9}}}}} & {{{1}}} \\ \end{matrix} \right)$$
C. $$\left( \begin{matrix} {{{2 3}}} & {{{-5}}} \\ {{{-5}}} & {{{1 3}}} \\ \end{matrix} \right),\left( \begin{matrix} {{{1}}} & {{{\frac{-5} {\sqrt{6 9}}}}} \\ {{{\frac{-5} {\sqrt{6 9}}}}} & {{{1}}} \\ \end{matrix} \right)$$
D. $$\left( \begin{matrix} {{{2 3}}} & {{{-5}}} \\ {{{-5}}} & {{{1 3}}} \\ \end{matrix} \right),\left( \begin{matrix} {{{1}}} & {{{\frac{5} {\sqrt{6 9}}}}} \\ {{{\frac{-5} {\sqrt{6 9}}}}} & {{{1}}} \\ \end{matrix} \right)$$
E. $$\left( \begin{matrix} {{{2 3}}} & {{{-5}}} \\ {{{-5}}} & {{{1 3}}} \\ \end{matrix} \right),\left( \begin{matrix} {{{1}}} & {{{\frac{-5} {\sqrt{1 9}}}}} \\ {{{\frac{-5} {\sqrt{1 9}}}}} & {{{1}}} \\ \end{matrix} \right)$$
F. $$\left( \begin{matrix} {{{2 3}}} & {{{-5}}} \\ {{{-5}}} & {{{1 3}}} \\ \end{matrix} \right),\left( \begin{matrix} {{{1}}} & {{{\frac{-5} {\sqrt{2 9}}}}} \\ {{{\frac{-5} {\sqrt{2 9}}}}} & {{{1}}} \\ \end{matrix} \right)$$
G. $$\left( \begin{matrix} {{{2 3}}} & {{{-5}}} \\ {{{5}}} & {{{1 3}}} \\ \end{matrix} \right),\left( \begin{matrix} {{{1}}} & {{{\frac{-5} {\sqrt{6 9}}}}} \\ {{{\frac{-5} {\sqrt{6 9}}}}} & {{{1}}} \\ \end{matrix} \right)$$
H. $$\left( \begin{matrix} {{{ 3}}} & {{{-5}}} \\ {{{-5}}} & {{{1 3}}} \\ \end{matrix} \right),\left( \begin{matrix} {{{1}}} & {{{\frac{-5} {\sqrt{6 9}}}}} \\ {{{\frac{-5} {\sqrt{6 9}}}}} & {{{1}}} \\ \end{matrix} \right)$$
I. $$\left( \begin{matrix} {{{2 3}}} & {{{5}}} \\ {{{-5}}} & {{{1 3}}} \\ \end{matrix} \right),\left( \begin{matrix} {{{1}}} & {{{\frac{-5} {\sqrt{6 9}}}}} \\ {{{\frac{-5} {\sqrt{6 9}}}}} & {{{1}}} \\ \end{matrix} \right)$$
J. $$\left( \begin{matrix} {{{2 3}}} & {{{-5}}} \\ {{{-5}}} & {{{1 3}}} \\ \end{matrix} \right),\left( \begin{matrix} {{{1}}} & {{{\frac{-5} {\sqrt{6 }}}}} \\ {{{\frac{-5} {\sqrt{6 }}}}} & {{{1}}} \\ \end{matrix} \right)$$
Answer: C
A certain commodity sold on the market is supplied by three manufacturers at the same time, and the supply of the first manufacturer is twice that of the second manufacturer. Three or two manufacturers are equal, and first. The defective rate of two or three manufacturers is 2%, 2%, 4%. If you randomly buy a product in the market as defective, what is the probability that the product is produced by the first manufacturer?

Options:
A. 0.2
B. 0.7
C. 0.1
D. 0.5
E. 0.9
F. 0.8
G. 0.6
H. 0.4
I. 1
J. 0.3
Answer: H
From 5 different pairs of shoes, if you randomly select 4 shoes, what is the probability that at least two of those shoes will form a pair?

Options:
A. $$
{\frac{ 3} {2 1}}
$$
B. $$
{\frac{1 3} {2 1}}
$$
C. $$
{\frac{1 5} {2 1}}
$$
D. $$
{\frac{1 6} {2 1}}
$$
E. $$
{\frac{1 4} {2 1}}
$$
F. $$
{\frac{7} {2 1}}
$$
G. $$
{\frac{5} {2 1}}
$$
H. $$
{\frac{4} {2 1}}
$$
I. $$
{\frac{6} {2 1}}
$$
J. $$
{\frac{1 2} {2 1}}
$$
Answer: B
A and B, two basketball players, have shooting accuracies of 0.7 and 0.6 respectively. Each player shoots three times. What is the probability that both players score an equal number of baskets?

Options:
A. $$
0. 3 0 0 7 6
$$
B. $$
0. 3 1 0 7 6
$$
C. $$
0. 3 2 0 7 5
$$
D. $$
0. 3 2 2 7 6
$$
E. $$
0. 1 2 0 7 6
$$
F. $$
0. 2 2 0 7 6
$$
G. $$
0. 3 2 0 7 6
$$
H. $$
0. 3 2 0 6 6
$$
I. $$
0. 0 2 0 7 6
$$
J. $$
0. 3 2 1 7 6
$$
Answer: G
Set $A$ , $B$ , $C$ for the three events, and $P \ ( A )=P \ ( B )=1 / 4$ . $\ P \ ( C )=1 / 3$ and $P \ ( A B )=P \ ( B C )=0$ , $P \ ( A C )=1 / 1 2$ . Find $A$ , $B$ , $C$ What is the probability that at least one event will occur?

Options:
A. $$
{\frac{2} {3}}
$$
B. $$
{\frac{1} {12}}
$$
C. $$
{\frac{5} {12}}
$$
D. $$
{\frac{7} {12}}
$$
E. $$
{\frac{1} {3}}
$$
F. $$
{\frac{5} {6}}
$$
G. $$
{\frac{1} {2}}
$$
H. $$
{\frac{3} {4}}
$$
I. $$
{\frac{1} {6}}
$$
J. $$
{\frac{1} {4}}
$$
Answer: H
The recovery rate of patients with a certain disease is known to be 25%. To test the effectiveness of a new drug, ten patients were given it. The drug is considered effective if at least four out of 10 patients are cured, and ineffective if not. Request:
(1) Although the new drug is effective and has raised the cure rate to 35 percent, what is the probability that it will be rejected through testing?
(2) What is the probability that a new drug is completely ineffective, but is considered effective through trial?

Options:
A. $$ 0. 5 1 3 8 ,\
0. 3 2 4 1
$$
B. $$ 0. 2 1 3 8 ,\
0. 2 2 4 1
$$
C. $$ 0. 6 1 3 8 ,\
0. 2 2 4 1
$$
D. $$ 0. 5 1 3 8 ,\
0. 2 2 4 1
$$
E. $$ 0. 4 1 3 8 ,\
0. 2 2 4 1
$$
F. $$ 0. 5 1 3 8 ,\
0. 6 2 4 1
$$
G. $$ 0. 1 1 3 8 ,\
0. 2 2 4 1
$$
H. $$ 0. 5 1 3 8 ,\
0. 5 2 4 1
$$
I. $$ 0. 3 1 3 8 ,\
0. 2 2 4 1
$$
J. $$ 0. 5 1 3 8 ,\
0. 4 2 4 1
$$
Answer: D
Randomly throw a point into the semicircle $0 < y < \sqrt{2 a x-x^{2}}$ ( $a$ is the normal number), and the probability of the point falling in any region of the semicircle is proportional to the area of the region. What is the probability that the Angle between the line from the origin and the point and the $x$ axis is less than $\pi/ 4$?

Options:
A. $$
\frac{1} {2}-\frac{1} {3\pi}
$$
B. $$
\frac{1} {2}-\frac{3} {\pi}
$$
C. $$
\frac{1} {2}+\frac{1} {2\pi}
$$
D. $$
\frac{1} {2}-\frac{2} {\pi}
$$
E. $$
\frac{1} {2}+\frac{1} {\pi}
$$
F. $$
\frac{4} {2}+\frac{2} {\pi}
$$
G. $$
\frac{1} {2}-\frac{1} {\pi}
$$
H. $$
\frac{1} {2}+\frac{2} {\pi}
$$
I. $$
\frac{1} {4}+\frac{1} {\pi}
$$
J. $$
\frac{1} {4}+\frac{3} {\pi}
$$
Answer: E
The framework of the algorithm for implementing relational operations based on sorting comprises two stages, specifically: _________.

Options:
A. In the first phase, a number of linking segments are developed, and in the second phase, relational operations are executed either during the linking process or after linking.
B. In the first phase, several sort segments are assembled, and in the second phase, relational tasks are accomplished either during the sorting process or after sorting.
C. In the first phase, several merge segments are generated, and in the second phase, relational operations are performed either during the merge process or after merging.
D. In the first phase, numerous combine sections are crafted, and in the second phase, relational functions are managed either during the combination process or post combining.
E. In the opening segment, various join partitions are formed, and in the concluding segment, relational operations are applied either within the joining process or post joining.
F. In the opening stage, multiple sort partitions are established, and in the closing stage, relational operations are carried out either throughout the sort process or post sorting.
G. In the first stage, various split sections are set up, and in the second stage, relational operations are executed either during the split process or after splitting.
H. In the initial step, multiple split segments are created, and in the final step, relational tasks are executed either during the splitting process or after splitting.
I. In the initial phase, different alignment segments are formed, and in the final phase, relational actions are conducted either during the alignment process or after aligning.
J. In the beginning step, multiple merge sections are initiated, and in the ultimate step, relational operations are acted either during the merging process or post merge.
Answer: C
Using a top-down upper filter to build a complete binary heap of size n, the worst-case time complexity is?

Options:
A. O(n^3)
B. O(n^2)
C. O(n)
D. O(loglog(n))
E. O(sqrt(n))
F. O(2n)
G. O(n/log(n))
H. O(n + log(n))
I. O(lgn)
J. O(nlgn)
Answer: J
In the object-oriented segmentation module, which of the following does the graph theory-based segmentation method include?

Options:
A. 'Segmentation Based on Longest Path', 'Segmentation Based on Maximum Spanning Tree', 'Segmentation Based on Minimum Weight Matching', 'Clustering Analysis Segmentation', 'Segmentation Based on Maximum Flow', 'Splitting Maximum Span
B. 'Segmentation By Shortest Path', 'Segmentation By Minimum Spanning Tree', 'Segmentation By Maximum Weight Matching', 'Spectral Clustering Segmentation', 'Segmentation By Minimum Flow', 'Splitting Minimum Spanning
C. 'Segmentation Based on Average Path', 'Segmentation Based on Optimal Spanning Tree', 'Segmentation Based on Minimum Weight Matching', 'Spectral Grouping Segmentation', 'Segmentation Based on Balanced Flow', 'Splitting Minimum
D. 'Segmentation Through Shortest Path', 'Segmentation Through Minimum Spanning Tree', 'Segmentation Through Maximum Weight Matching', 'Spectral Analysis Segmentation', 'Segmentation Through Minimum Flow', 'Splitting Minimum Spanning
E. 'Segmentation Derived from Shortest Path', 'Segmentation Derived from Minimum Spanning Tree', 'Segmentation Derived from Maximum Weight Matching', 'Spectral Composition Segmentation', 'Segmentation Derived from Minimum Flow', 'Splitting Minimum Span
F. 'Segmentation Based on Quickest Path', 'Segmentation Based on Minimum Spanning Tree', 'Segmentation Based on Maximum Flow Analysis', 'Spectral Grouping Segmentation', 'Segmentation Based on Lesser Flow',
G. 'Segmentation Using Shortest Route', 'Segmentation Using Minimum Spanning Tree', 'Segmentation Using Maximum Weight Connection', 'Spectral Grouping Segmentation', 'Segmentation Using Minimum Flow', 'Splitting Minimum Spanning
H. 'Segmentation Using Shortest Path', 'Segmentation Using Minimum Spanning Tree', 'Segmentation Using Maximum Weight Matching', 'Spectral Division Segmentation', 'Segmentation Using Minimum Flow', 'Splitting Minimum Spanning
I. 'Segmentation Using Shortest Path', 'Segmentation Using Minimum Spanning Tree', 'Segmentation Using Maximum Weight Matching', 'Spectral Clustering Segmentation', 'Segmentation Using Minimum Flow', 'Splitting Minimum Spanning
J. 'Segmentation Based on Shortest Path', 'Segmentation Based on Minimum Spanning Tree', 'Segmentation Based on Maximum Weight Matching', 'Spectral Clustering Segmentation', 'Segmentation Based on Minimum Flow', 'Splitting Minimum Spanning
Answer: J
What segmentation methods can be used to achieve globally optimal results?

Options:
A. 'Formulate Quadratic
B. 'Split Minimum Spanning Tree', 'Construct Minimum Spanning Tree'
C. 'Generate Random Forest', 'Assemble Decision Trees'
D. 'Organize Circular References', 'Design Circular References'
E. 'Create Binary Search Tree', 'Form Binary Search Tree'
F. 'Build Support Vector Machine', 'Create Support Vector Machine'
G. 'Apply K-means Clustering', 'Use Hierarchical Clustering'
H. 'Assemble Graph Cycles', 'Generate Graph Cycles'
I. 'Develop Convolutional Network', 'Establish Neural Network'
J. '
Answer: B
There is a road network between A city and B city, in order to drive from A city to B city as soon as possible, what method should be used to plan?

Options:
A. Seeking the Minimum Technical School Tree Method
B. Seek the Maximum Technical School Method
C. Maximum Flow Algorithm
D. Minimum Method
E. Fastest Route Algorithm
F. Shortest Path Method
G. Minimum Flow Method
H. Step-by-step Tree Generation Method
I. Critical Path Method
J. Request for the Slowest Route Method
Answer: F
What customer information should be considered in the collaborative filtering algorithm?()
I.those with the target customer's interests
II.those with the target customer's interests
III.All those with the target customer's scoring overlap
IV.All users in the scoring matrix

Options:
A. Only IV
B. Only II
C. Only I and IV
D. Only I and III
E. Only I
F. Only I and II
G. Only II and IV
H. Only II and III
I. Only III
J. All of the above
Answer: F
what could an attacker possibly do to the server with the help of SQL injection?()
I.bypass the login authentication, do not know password login
II.access to sensitive information: The administrator account to login
III.file read
IV.remote execution system command

Options:
A. All of the above
B. Only I, III and IV
C. Only I and II
D. Only I and III
E. Only IV
F. Only I
G. Only III
H. Only I, II and III
I. Only II
J. Only I and IV
Answer: A
Which Buddhist sect's theoretical doctrine has the Five Teachings and Judgments?

Options:
A. Avatamsaka Sect
B. Pure Land Sect
C. Maha Sahasra Sect
D. Shingon Sect
E. Nichiren Sect
F. Vajrayana Sect
G. Anuttara Yoga Sect
H. Zen Sect
I. Soka Gakkai Sect
J. Theravada Sect
Answer: A
What did Xunzi of China advocate for managing social order?

Options:
A. Laws
B. Religious
C. land
D. Education
E. Social welfare
F. Rites
G. Trade
H. Economic reforms
I. Taxes
J. Military
Answer: F
Who wrote the inscription on the cornerstone of the Sino-Soviet Friendship Tower in China?

Options:
A. Deng Xiaoping
B. Liu Shaoqi
C. Zhu De
D. Mao Zedong
E. Zhou Enlai
F. Jiang Zemin
G. Nikita Khrushchev
H. Leonid Brezhnev
I. Sun Yat-sen
J. Konstantin Chernenko
Answer: E
What is the name of the book co-authored by the Chinese Ling Chunsheng and Rui Yifu?

Options:
A. A Review of the Dong Society in Eastern Guizhou
B. A Review of the Li Ethnicity in Hainan Island
C. A Study of the Bai Population in Yunnan Province
D. An Investigation of the Shui Group in Northern Guangxi
E. An Exploration of the Tujia Community in Sichuan Area
F. A Scrutiny of the Uyghur Culture in Northern Xinjiang
G. An Analysis of the Zhuang People in Guangxi Region
H. An Inquiry into the Hani Group in Southern Yunnan
I. A Survey of the Miao Tribe in Western Hunan
J. An Examination of the Yao Culture in Southern Fujian
Answer: I
Who was the person who pointed out that intellectuals should be united with the working masses and called for "turning the movement of the literati" into "the movement of the working class"?

Options:
A. Zhou Enlai
B. Sun Yat-sen
C. Lu Xun
D. Hu Shi
E. Deng Xiaoping
F. Li Dazhao
G. Wang Jingwei
H. Mao Zedong
I. Chen Duxiu
J. Kang Youwei
Answer: F
There are very few stone works left from the ancient Babylonian kingdom, but a basalt stele discovered by France archaeologists in 1901 at the ruins of the ancient Elamite capital city of Susa is not only a beautiful stone craft work, now in the Louvre, what is this precious historical artifact?

Options:
A. Tablet of Shamash
B. Stele of Hammurabi
C. Stele of Ur-Nammu
D. Cylinder of Nabonidus
E. Code of Hammurabi
F. Stela of Naram-Sin
G. Inscription of Naram-Sin
H. Laws of Eshnunna
I. Rosetta Stone
J. Stela of Babylon
Answer: E
______ is the largest extant agate carving in ancient Europe, and its combination of numerous figures and strict composition reflect the Romans' mastery of materials and refined aesthetic taste.

Options:
A. German agate sculpture
B. British agate fresco
C. Greek agate relief
D. Italian agate mosaic
E. Greek marble carving
F. Spanish agate mosaic
G. Dutch agate statue
H. French agate relief
I. Portuguese marble sculpture
J. Italian marble relief
Answer: H
Xiaohong knows that after eating 5 out of 9 peanuts, there are still 4 left, but she cannot calculate "9-5=?" This indicates that Xiaohong's thinking has ().

Options:
A. Cognitive Insight
B. Spatial Awareness
C. Mathematical Skills
D. Logical Deductions
E. Active Memory
F. Essential Processing
G. Visual Representations
H. Numeric Understanding
I. Abstract Reasoning
J. Concrete Imagery
Answer: J