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

Big Data Interview Questions

Questions Answers Views Company eMail

How do you run pig scripts on kerberos secured cluster?

545

What is the primary purpose of the pig in the hadoop architecture?

2726

What is the difference between pig and hive?

718

Explain hbasestorage function?

596

Explain hive udf function?

527

What is pig latin statements?

512

Explain pigstorage function?

594

What is pig properties?

549

Explain bloom?

615

Why is pig used in hadoop?

570

What is a map in pig?

574

Explain jsonloader, jsonstorage functions in pig?

583

What is a bag in pig?

635

Explain tomap function?

591

Explain bagtostring in pig?

546

Un-Answered Questions { Big Data }

What is a mapreduce algorithm?

638

what is difference between int and intwritable?

1475

Can you explain about the cluster manager of apache spark?

260

What is the significance of the line set hive.mapred.mode = strict;?

799

Explain Erasure Coding in Apache Hadoop?

751

What are shared variables in spark?

304

Explain what happens if, during the PUT operation, HDFS block is assigned a replication factor 1 instead of the default value 3?

Why does my insert statement fail?

What are the different math functions available in Pig?

517

What is difference between memory channel and file channel in flume?

What does reduce action do?

278

Is spark sql a database?

263

What are the differences between PIG and SQL?

643

What is difference between flume and kafka?

Why is spark good?

290

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