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 would you tackle counting words in several text documents?

750

What are the Basics of Hadoop?

673

Explain the shuffle?

612

How blocks are distributed among all data nodes for a particular chunk of data?

752

How can I install Cloudera VM in my system?

670

How we can take Hadoop out of Safe Mode?

IBM,

603

What is Writable & WritableComparable interface?

667

What will be the consideration while we do Hardware Planning for Master in Hadoop architecture?

717

What is configuration of a typical slave node on Hadoop cluster? How many JVMs run on a slave node?

731

What is HDFS block size and what did you chose in your project?

622

What is HDFS High Availability?

715

What are different types of filesystem?

817

how can we change Replication Factor?

651

What is Hive Present Version ?

798

What is the purpose of Hive Driver?

741

Un-Answered Questions { Big Data }

Explain map-only job?

278

What is a tuple in pig?

296

Explain tokenize?

321

What is the use of mysql connector?

Can you explain spark streaming?

195

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

490

Explain the types Of Znodes?

Differentiate between drop and truncate in cqlsh

What does job conf class do?

388

What are the main hdfs-site.xml properties?

Describe how hbase uses zookeeper?

Does if offer scaling?

What is network topology strategy?

What is executor memory in spark?

221

What roles do Replicas and the ISR play?

334

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