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

Big Data Interview Questions

Questions Answers Views Company eMail

Explain about the scalar datatypes in Apache Pig?

896

Explain the uses of PIG?

984

What are the complex datatypes in pig?

982

What does illustrate do in Apache Pig?

927

What is UDF?

913

What are the different types of UDF's in Java supported by Apache Pig?

1055

What is the usage of foreach operation in Pig scripts?

874

How will you merge the contents of two or more relations and divide a single relation into two or more relations?

938

What is the MapReduce plan in pig architecture?

1054

What are the advantages of pig language?

887

What are the different execution mode available in Pig?

1051

Define Spark Streaming.

413

Hadoop uses replication to achieve fault tolerance. How is this achieved in Apache Spark?

408

What is lineage graph?

460

What are benefits of Spark over MapReduce?

453

Un-Answered Questions { Big Data }

What are the Data types in Pig?

913

what is meaning Replication factor?

951

What is the difference between dataset and dataframe in spark?

364

What is the MapReduce plan in pig architecture?

1054

Mention what is data cleansing?

436

What is the InputSplit in map reduce ?

1026

What are the fundamental configurations parameters specified in map reduce?

635

what is (HS2) HiveServer2?

677

What is Flume Client?

Clarify what webdav is in hadoop?

471

What is spark repartition?

313

Why spark is faster than hadoop?

248

How does HDFS Index Data blocks? Explain.

What is spark slang for?

282

What is the importance of .hiverc file?

864

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