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?

588

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

2768

What is the difference between pig and hive?

763

Explain hbasestorage function?

632

Explain hive udf function?

569

What is pig latin statements?

552

Explain pigstorage function?

639

What is pig properties?

594

Explain bloom?

665

Why is pig used in hadoop?

618

What is a map in pig?

606

Explain jsonloader, jsonstorage functions in pig?

631

What is a bag in pig?

687

Explain tomap function?

631

Explain bagtostring in pig?

597

Un-Answered Questions { Big Data }

Mention the date data type in hive. Name the hive data type collection.

742

Explain the hadoop-core configuration?

738

What are the features and characteristics of Apache Spark?

309

What is the relationship between apache hadoop, hbase, hive and cassandra?

What is the purpose of Sqoop List Tables?

how to share the metastore within multiple users?

971

What is in memory in spark?

296

What is spark rdd?

311

List some use cases where classification machine learning algorithms can be used.

502

Is it possible to use same metastore by multiple users, in case of embedded hive?

702

Define a udf?

470

Why we cannot do aggregation (addition) in a mapper? Why we require reducer for that?

668

Explain the top() and takeordered() operation?

350

Who is intended audience to learn avro?

Can you add or remove Column Families in a working Cluster?

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