AI-Mock-Interviewer/PDF_Extracted_Data huggingface dataset:
Question: what have you done for performance tunning?
Question: what is the block size in your project?
Answer: 4) Explain your current project process
Question: have you used storm kafka or solr services in your project?
Answer: 6) Have you used puppet tool
Question: have you used security in your project why do you use security in your cluster?
Question: explain how kerberos authentication happens?
Question: what is your cluster size and what are the services you are using 10 do you have good hands on
Answer: experience in Linux
Question: have you used flume or storm in your project?
Answer: Company: ZNA  04-July-2018 1)Roles and responsibilities in current project Follow  Me : https://www.yo utube.com/c/SauravAgarwa l 2)What do you monitor in cluster i.e; What do you monitor to ensure that c luster is in healthy
Question: state?
Question: what is jvm?
Question: what is rack awareness?
Question: what is high availability how do you implement high availability on a preexisting cluster with
Question: single node what are the requirements to implement ha
Question: what is hive how do you install and configure from cli11 what is disc space and disc
Answer: Quota 12) How to add data nodes to your cluster without using Cloudera Manager. 13) How to add Disk space to Datanode which is already added to cluster. And how to format the disk before adding it to cluster.
Question: how good ru at shell scripting have you used shell scripting to automate any of your
Answer: activities.
Question: what are the activities that r automated using shell scripting in your current project 15 what are the
Answer: benefits of YARN compare to Hadoop -1.
Question: difference between mr1andmr2?
Answer: 18) Most challenges that you went through in your project. 19) Activities performed on Cloudera Manager 20) How you will know about the threshold, do you check manually every time. Do you know about puppet etc., 21) How many clusters and nodes are present in your p roject. 22) You got a call when u r out of office saying there is no enough space i.e., HDFS threshold has been reached. What is the your approach to resolve this issue. 23) Heat beat messages, Are they sequential processing or parallel processing. 24) Wha t is the volume of data you receive to your cluster every day.
Question: what is hdfs?
Question: are you upgrading in node how?
Answer: 3. How do you copy config files to other nodes 4. what security system you follows, what is diff with  out kerberos 5. What is JN, HA 6. what is usage of SNN
Question: usage of automatic failover how you do what all r other methods?
Answer: 8. How do you load data for teradata to Hadoop
Question: are you using impala?
Question: could you give me your day today activities?
Question: what is the process to integrate meta store for hive could you explain the process?
Question: do you have any idea about dfs name dir?
Answer: 4) What will happend when data node is down. 5) How you will test, whether datanode is working or not. 6) Do you have idea about Zoombie process. 7) How namenode will be knowing datanode is down. Nagios alert, admin -report (command), cloudera manage 8) Heat beat, whether it is sequential processing or parallel processing. 9) What is the volume of data you receive to the cluster. 40 to 50GB 10) How do you receive data to your cluster. 11) What is your cluster size. 12) What is the port number of namenode. 13) What is the port number of Job tracker. 14) How do you install hive, pig, hbase.
Question: what is jvm?
Answer: 16) How do you do rebalancing. Company: Verizon  02 -Oct-2017 1)How do you dopaswordless SSH in hadoop. 2) Upgrades (Have you done anytime). 3) ClouderaManager port number. 4) what is your cluster  size. 5) Versions 6) Map reduce version. 7) Daily activities. 8) What operations, you normally use in cloudera manager. 9) is internet connected to your nodes. 10) Do you have different cloudera managers for dev and production. 11) what are installation s teps Follow  Me : https://www.yo utube.com/c/SauravAgarwa l Company: HCL  22-Sep-2017 1) Daily activities. 2) versions. 3) What is decommissioning. 4) What is the procedure to decommission datanode. 5) Difference between MR1 and MR2. 6) Difference between Hadoop1 and Hadoop2. 7) Difference between RDBMS and No -SQL. 8) What is the use of Nagios. Company: Collabera     Date: 14 -Mar-2018 1) Provide your roles and responsibilities. 2) What do you do for cluster management. 3) At midnight, you got a call saying there is no enough space i.e., HDFS threshold h as been reached. What is the your approach to resolve this issue. 4) How many clusters and nodes are present in your project. 5) How you will know about the threshold, do you check manually every time. Do you know about puppet etc., 6) Code was tested succ essfully in Dev and Test. When deployed to Productions it is failing. As an
Question: admin how do you track the issue?
Question: what is decommissioning?
Question: what is the file size youve used?
Question: how long does it take to run your script in production cluster?
Question: what is the filesize for production environment?
Question: are you planning for anything to improve the performance?
Question: what size of file do you use for development?
Question: what did you do to increase the performance hive pig?
Question: what is your cluster size?
Question: what are the challenges you have faced in your project give 2 examples?
Question: how to debug production issue logs script counters jvm
Question: how do you select the ecosystem tools for your project?
Question: how many nodes you are using currently?
Question: what is the job scheduler you use in production cluster?
Answer: More question 1) What are your day to day activities. 2) How do you add datanode to the cluster.
Question: do you have any idea about dfs name dir?
Answer: 4) What will happend when data node is down. 5) How you will test, whether datanode is working or not. 6) Do you have idea about Zoombie process. 7) How namenode will be knowing datanode is down. Nagios alert, admin -report (command), cloudera manage Follow  Me : https://www.yo utube.com/c/SauravAgarwa l 8) Heat beat, whether it is sequential proce ssing or parallel processing. 9) What is the volume of data you receive to the cluster. 40 to 50GB 10) How do you receive data to your cluster. 11) What is your cluster size. 12) What is the port number of namenode. 13) What is the port number of Job tracker. 14) How do you install hive, pig, hbase.
Question: what is jvm?
Answer: 16) How do you do rebalancing. Company: Verizon  02 -Oct-2017 1)How do you dopaswordless SSH in hadoop. 2) Upgrades (Have you done anytime). 3) ClouderaManager port number. 4) what is your cluster size. 5) Versions 6) Map reduce version. 7) Daily activities. 8) What operations, you normally use in cloudera manager. 9) is internet connected to your nodes. 10) Do you have different cloudera managers  for dev and production. 11) what are installation steps Company: HCL  22-Sep-2017 1) Daily activities. 2) versions. 3) What is decommissioning. 4) What is the procedure to decommission datanode. 5) Difference between MR1 and MR2. 6) Difference between H adoop1 and Hadoop2. 7) Difference between RDBMS and No -SQL. Follow  Me : https://www.yo utube.com/c/SauravAgarwa l 8) What is the use of Nagios.
Question: youtube videos of interview questions with explanation?