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

Big Data Interview Questions

Questions Answers Views Company eMail

In Hadoop what is InputSplit?

630

What is partitioning in MapReduce?

717

What is the definition of Hive?

732

What is the current version of Hive?

766

Explain about ACID transactions in Hive?

732

Is it possible to change the default location of Managed Tables in Hive, if so how?

719

Is it possible to add 100 more nodes when we already have 100 nodes in Hive?

1261

What is the default database provided by Apache Hive for metastore?

647

What is Buckets in Hive?

745

How will you consume CSV file into the Hive warehouse using built SerDe?

807

What is the difference between Hiveserver1 and Hiveserver2?

802

How to Rename a table in Hive

752

What are the advantages and Disadvantages in archieving partition in Hive?

746

When to choose "External Table" in Hive?

805

How to skip header rows from a table in Hive?

821

Un-Answered Questions { Big Data }

Explain the first step in big data solutions.

507

What is a cell in hbase?

179

What is a yaml file in cassandra?

Differentiate between GROUP and COGROUP operators?

629

What are some of the interesting facts about Big Data?

631

When should you use spark cache?

287

How can you configur the log cleaner?

566

How would you pipeline large amounts of data?

617

When application is on high latency (high response time)?

789

What is the optimal block size in HDFS?

What is formatting of the dfs?

828

What is HBaseFsck class?

259

What do you mean by commit log in Cassandra?

Explain what is namenode in hadoop?

438

Define the term Column Families?

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