Four-class labels
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conceptual design
connects the designer's mental model to the user's mental model
•critique and compare multiple design concepts •sort out best one •weigh concept feasibility •prototypes: low-fidelity paper, storyboards •&"evaluate&" via storytelling
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conceptual design
a textual and graphical representation of the main data elements, relationships, and constraints.
the first stage in the database design process. the goal at this stage is to design a database that is independent of database software and physical details.
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conceptual design
the first stage in the database design process. the goal at this stage is to design a database that is independent of database software and physical details.
determine where relationships and dependency is within the data
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conceptual design
description of information used by enterprise. focus on documenting customer intention, disregard technology
a textual and graphical representation of the main data elements, relationships, and constraints.
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conceptual design
- critique and compare multiple design concepts - sort out best one - weigh concept feasibility - prototypes: low-fidelity paper, storyboards - 'evaluate' via storytelling
connects the designer's mental model to the user's mental model
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conceptual design
step where you are: developing the contextual-, external-and internal-level schemas.
description of information used by enterprise. focus on documenting customer intention, disregard technology
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conceptual design
the part of an interaction design that contains a theme, notion, or idea to communicate a design vision... connects user's and designers mental model
the manifestation of the designer's mental model. contains a theme with the purpose of communicating a vision of a system or product.
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conceptual design
entity-relationship (er) model a collection of entities (things), and relationships among entities
early phase of design process and it hides the internal details of physical storage and targets on describing entities, datatype, relationships and constraints
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conceptual design
used to connect mental models between the designer and user getting user's mental models to match designers
mental models metaphors story boards
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conceptual design
used to connect mental models between the designer and user getting user's mental models to match designers
connects the designer's mental model to the user's mental model
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conceptual design
best design response to the information from the site analysis and on the user analysis chart.
from the site related diagram, the one chosen to more respond best to the user analysis chart.
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conceptual design
a textual and graphical representation of the main data elements, relationships, and constraints.
determine where relationships and dependency is within the data
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web servers
host any number of websites and webpages
stores information on web pages; when you type in a website address, your browser requests the right website file from the web server
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web servers
most commonly host web sites accessible on the internet, but they can also server pages within an internal network.
stores information on web pages; when you type in a website address, your browser requests the right website file from the web server
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web servers
also called web hosts. used to fetch pages by request and sends them to the client's browser.
host any number of websites and webpages
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web servers
also called web hosts. used to fetch pages by request and sends them to the client's browser.
a computer providing pages to web clients; a computer hosting a web page
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web servers
a computer providing pages to web clients; a computer hosting a web page
stores information on web pages; when you type in a website address, your browser requests the right website file from the web server
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web servers
stores and delivers requested webpages to a computer via a browse
implement the server side of http, house web objects, each addressable
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web servers
the software that &"serves&" web resources to software clients. web servers typically run on &"server&" hardware. however, may computing devices today support their own web server software
a combination of software tools that let application software in one organization communicate with other applications over a network using protocols
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web servers
most commonly host web sites accessible on the internet, but they can also server pages within an internal network.
host any number of websites and webpages
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web servers
most commonly host web sites accessible on the internet, but they can also server pages within an internal network.
a computer providing pages to web clients; a computer hosting a web page
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web servers
a program that processes the http protocol and transmits web pages on demand. web servers also process application programs
a combination of software tools that let application software in one organization communicate with other applications over a network using protocols
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web servers
also called web hosts. used to fetch pages by request and sends them to the client's browser.
-web sites and their associated information are stored here -used to recognize information requests, and send the requested documents
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web servers
host any number of websites and webpages
-web sites and their associated information are stored here -used to recognize information requests, and send the requested documents
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web servers
a program that processes the http protocol and transmits web pages on demand. web servers also process application programs
the software that &"serves&" web resources to software clients. web servers typically run on &"server&" hardware. however, may computing devices today support their own web server software
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web servers
most commonly host web sites accessible on the internet, but they can also server pages within an internal network.
-web sites and their associated information are stored here -used to recognize information requests, and send the requested documents
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web servers
also called web hosts. used to fetch pages by request and sends them to the client's browser.
stores information on web pages; when you type in a website address, your browser requests the right website file from the web server
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file size
specified as the number of 128-byte records occupied by a file on the disk.
file manager will show how big or small a file is in terms of bytes
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file size
- 1000 rows x 1000 columns is 1 million values - 1,000,000 bytes = 1mb
bit rate x duration
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file size
specified as the number of 128-byte records occupied by a file on the disk.
the current size of a file was maintained in the file's file control block (fcb) by the operating system.
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file size
the current size of a file was maintained in the file's file control block (fcb) by the operating system.
file manager will show how big or small a file is in terms of bytes
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file size
the greater the colour depth, the larger the image file.
total bytes to store a file.
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file size
sample rate length resolution * channels
bit rate x duration
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file size
the digital size of the image file; measured in kilobytes, megabytes, or gigabytes.
the digital size of an image. to find this, multiply width in pixels by height in pixels
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processor speed
this is measured in ghz for mot computers and flops for such systems as supercomputers.
measures the number of instructions per second the computer executes
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dynamic information
the data may have been produces very quickly and so may contain errors.
it is most likely to be up to date as it changes automatically based on the source data.
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dynamic information
includes data that change based on user actions. for example, static websites supply only information that will not change until the content editor changes the information.
data tha change based on user actions
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dynamic information
information that changes based on user actions such as movie ticket availability, airline reservations (filter out what movie or destination you want)
includes data that change based on user actions ex: changes when user requests it movie ticket availability, airline prices, restaurant reservations
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dynamic information
the information is updated automatically when the original data changes.
the data may have been produces very quickly and so may contain errors.
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dynamic information
the information is updated automatically when the original data changes.
it is most likely to be up to date as it changes automatically based on the source data.
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complex system
a complex system involves many interactions.
parts interact with other parts in different ways at different times, allowing systems to feed back on themselves. these are much harder to predict. (ex. weather or commuter traffic)
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complex system
made up of parts that exist/change relationships within each other -parts adapt ex: red blood cells, ecosystem
results brought about by the interacting parts are not directly predictable
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complex system
parts interact with other parts in different ways at different times, allowing systems to feed back on themselves. these are much harder to predict. (ex. weather or commuter traffic)
results brought about by the interacting parts are not directly predictable
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complex system
a complex system involves many interactions.
results brought about by the interacting parts are not directly predictable
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top-down approach
relies on &"schemata&" prior knowledge of readers. it begins with whole stories, paragraphs, sentences, words and then proceeds to the smallest units of syllables, praphemes, and phonemes
studying language as a whole. trying to understand the meaning of a reading or listening selection without worrying about the individual components of language.
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top-down approach
begins with relationships between entities, then works down to specific attributes
the process of defining one or more subtypes of the supertype and forming supertype/subtype relationships. ** er modeling **
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top-down approach
estimate the total fee needed to complete a project using rules of thumb and historical data. subtract other expenses to get direct fee, and allocate direct fee to each phase.
an approach for estimating fees where the pm begins by estimating the total fee needed to complete the project using a combination of rules of thumb and historical data.
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top-down approach
begins at the entity level with the organization's objectives, and then identifies the key processes critical to the success of each of the organization's objectives
going from a non specialized object to a specialized object (specialization)
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top-down approach
going from a non specialized object to a specialized object (specialization)
the process of defining one or more subtypes of the supertype and forming supertype/subtype relationships. ** er modeling **
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top-down approach
the process of defining one or more subtypes of the supertype and forming supertype/subtype relationships. ** er modeling **
starting with business activities and working down to the programming and implementation level.
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top-down approach
begins at the entity level with the organization's objectives, and then identifies the key processes critical to the success of each of the organization's objectives
begins with relationships between entities, then works down to specific attributes
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top-down approach
begins at the entity level with the organization's objectives, and then identifies the key processes critical to the success of each of the organization's objectives
the process of defining one or more subtypes of the supertype and forming supertype/subtype relationships. ** er modeling **
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top-down approach
starts from general principles that goes to more specific observations
process from pattern inductive approach make inferences based on repeated observations of patterns
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top-down approach
-considers context in which child needs to perform, what aspects child is able to perform, and what they can't perform
highlights occupations and performance first, clients choose!, ot's work with the client to discover what limitations are experienced in occupations (assess barriers and resources)
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top-down approach
begins at the entity level with the organization's objectives, and then identifies the key processes critical to the success of each of the organization's objectives
starting with business activities and working down to the programming and implementation level.
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top-down approach
management style in which decisions are made in the upper levels of an organization without the input and participation of staff from throughout the organization
decisions are made by those with power, without consulting those who work within the system.
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language processing
human translation > neural network > phrase based (google translate)
processing of language, very quickly ex: when you put something into a search engine on the computer auditory(listening), visual (reading), speaking (formulates thoughts to communicate to partner)
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language processing
the scientific study of mental processes used in language production and comprehension
language processing systems translate one language into an alternative representation of that language and, for programming languages, may also execute the resulting code example: compiler, natural language translator
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language processing
language processing systems translate one language into an alternative representation of that language and, for programming languages, may also execute the resulting code example: compiler, natural language translator
processing of language, very quickly ex: when you put something into a search engine on the computer auditory(listening), visual (reading), speaking (formulates thoughts to communicate to partner)
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language processing
the scientific study of mental processes used in language production and comprehension
processing of language, very quickly ex: when you put something into a search engine on the computer auditory(listening), visual (reading), speaking (formulates thoughts to communicate to partner)
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general purpose
not used for any specific task eg. word processing & spreadsheet software
-software designed to solve user's common or general tasks using computer systems eg word processors, spreadsheets, photo editing applications
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general purpose
designed to perform many tasks
capable of performing many different tasks e.g pcs, macs, smartphones.
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general purpose
not used for any specific task eg. word processing & spreadsheet software
off the shelf application programs that support general types of processing, rather than being linked to any specific business function -spreadsheets -wordprocessing -desktop publishing -photo editing
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general purpose
these machines can be re-programmed for multiple applications.
designed to run a variety of applications capable of supporting remote terminal operations or small desktop workstations
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general purpose
designed to perform many tasks
designed to run a variety of applications capable of supporting remote terminal operations or small desktop workstations
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test cases
input data & expected results
inputs to test the system and the predicted outputs from these inputs if the system operates according to its specification
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test cases
1) input 2) initial state 3) expected output 4) actual output
inputs to test the system and the predicted outputs from these inputs if the system operates according to its specification
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test cases
test steps used to verify a requirement in application.
the second consists of <blank> that are more complex to execute
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test cases
test steps used to verify a requirement in application.
assess the quality of software applications (and may or may not be written as code),and
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test cases
a document which contains a set of tests to help the programmer verify the code works as expected.
to make sure that system will work as expected
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test cases
input data & expected results
1) input 2) initial state 3) expected output 4) actual output
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autonomous systems
the portion of a network that is operated by a signal organization, such as a university or even a carrier. (not a wan, or man question)
a network operated by one organization
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autonomous systems
the portion of a network that is operated by a signal organization, such as a university or even a carrier. (not a wan, or man question)
is a network operated by one organization like ibm. or an organization that runs one part of the internet.
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content delivery networks
- a system of hardware and software that stores user data in many geographical locations and made available on demand - a type of paas
a system of hardware and software that stores user data in many different geographical locations and made available on demand
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content delivery networks
a network of servers in various physical locations that store copies of particular web sites, so as to reduce latency
network store copies of content closer to the end user
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content delivery networks
a system of hardware and software that stores user data in many different geographical locations and made available on demand may be seen as a specialized type of paas
- a system of hardware and software that stores user data in many geographical locations and made available on demand - a type of paas
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image quality
the accuracy in which the anatomical structure that is being imaged is represented on the image.
the exactness of representation of the patient's anatomy on a radiographic image.
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image quality
- pixel's value is a measurement of a scene property over the source area. - the data captured is a noisy approximation of the world.
the more frames in the compound acquisition sequence, the better the
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image quality
the fidelity with which the anatomical structure that is being imaged is rendered on the radiograph
the accuracy in which the anatomical structure that is being imaged is represented on the image.
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image quality
include sharpness and visibility for good image quality -factors, formulas, techniques
describes the production of images that are useful in determining accurate diagnosis 1. spatial resolution 2. contrast 3. noise
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image quality
a characteristic of an image that measures the perceived image degradation.
describes the production of images that are useful in determining accurate diagnosis 1. spatial resolution 2. contrast 3. noise
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image quality
term used for the fidelity (exact copy) of the structures on the image
how well the image represents the object scanned and if it serves the purpose for which it was acquired
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image quality
how faithfully is the anatomy depicted on the image, therefore, how useful is it in determining an accurate diagnosis
include sharpness and visibility for good image quality -factors, formulas, techniques
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image quality
a characteristic of an image that measures the perceived image degradation.
include sharpness and visibility for good image quality -factors, formulas, techniques
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image quality
the more frames in the compound acquisition sequence, the better the
composed of pixels, resolution determined by ppi, size is vertical and horizontal dimensions of an image
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image quality
- pixel's value is a measurement of a scene property over the source area. - the data captured is a noisy approximation of the world.
composed of pixels, resolution determined by ppi, size is vertical and horizontal dimensions of an image
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binary tree
a tree data structure in which each node has at most two child nodes
a tree in which each parent can only have 2 child nodes, this tree does not have a specific order.
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binary tree
a binary tree is a data structure in which each node stores data and has up to two children, known as a left child and a right child.
is a tree data structure in which each node has at most two children, which are referred to as the left child and right child
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binary tree
this is a tree where each node has at most 2 children
a tree in which each parent can only have 2 child nodes, this tree does not have a specific order.
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binary tree
a binary tree is a data structure in which each node stores data and has up to two children, known as a left child and a right child.
a data structure in which each node may point to a left child and a right child.
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binary tree
a binary tree is a data structure in which each node stores data and has up to two children, known as a left child and a right child.
is a tree like data structure where every node has at most two children. there is one left and right child node.
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binary tree
a type of list where each node has up to two children (left and right child)
is a tree like data structure where every node has at most two children. there is one left and right child node.
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binary tree
a special kind of tree in which each node can have at most two children: they are distinguished as a left child and a right child
a tree where every node has two or fewer children. the children are usually called left and right.
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binary tree
a special kind of tree in which each node can have at most two children: they are distinguished as a left child and a right child
an ordered tree in which every vertex has no more than two children, with each child designated as a left or right child. potentially empty.
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binary tree
an m-ary tree with m = 2 (each child may be designated as a left or a right child of its parent)
a tree in which every nodes has no more than two children. one child is designated as left child while the other is the right child.
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binary tree
this is a tree where each node has at most 2 children
a tree data structure in which each node has at most two child nodes
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binary tree
is a tree data structure in which each node has at most two children, which are referred to as the left child and right child
is a tree like data structure where every node has at most two children. there is one left and right child node.
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binary tree
an ordered tree in which every vertex has no more than two children, with each child designated as a left or right child. potentially empty.
has at most two children, called left child and right child.
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binary tree
a data structure in which each node may point to a left child and a right child.
is a tree like data structure where every node has at most two children. there is one left and right child node.
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binary tree
a binary tree is a data structure in which each node stores data and has up to two children, known as a left child and a right child.
a type of list where each node has up to two children (left and right child)