Big Data Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Big Data Interview Questions

Questions Answers Views Company eMail

What are the other components of ambari that are important for automation and integration?

How many types of ambari repositories are available?

What bit version that ambari needs and also list out the operating systems that are compatible?

What are the core benefits for hadoop users by using apache ambari?

What is a local repository and when it is useful while using ambari environment?

List out the commands that are used to start, check the progress and stop the ambari server?

What are the tools that are used in ambari monitoring?

What does ambari shell can provide?

What are the different life cycle commands in ambari?

Before deploying the hadoop instance, what are the checks that an individual should do?

What are the independent extensions that are contributed to the ambari codebase?

What is apache ambari?

112

What are the tools that are needed to build ambari?

What is ganglia is used for in ambari?

What is nagios is used in ambari?

109

Un-Answered Questions { Big Data }

Explain about tablespace?

What is a Combiner?

740

Explain about ACID transactions in Hive?

731

How does apache spark work?

297

What do you mean by logistic regression?

589

Connection between hadoop and big data?

556

What is the use of foreach operation in Pig scripts?

594

Mention if we can name view same as the name of a Hive table?

688

What are the presto applications?

What do you mean by Thrift in Cassandra?

You have a file personal_data.txt in the HDFS directory with 100 records. You want to see only the first 5 records from the employee.txt file. How will you do this?

795

Do I need scala for spark?

290

Is it possible to provide multiple input to Hadoop? If yes then how?

502

Explain the process for starting a kafka server?

523

What is spark yarn executor memoryoverhead?

368

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