Hadoop Admin

What is the master daemon of HDFS?

• NodeManager
• Job tracker
• Resource Manager
• NameNode

What is the default block size?

• 128 MB
• 64 MB
• 32MB
• 218 MB

What is the default Replication factor?

• 2
• 3
• 8
• 10

What is the slave daemon of Map reduce?

• Data Node
• NameNode
• Task Tracker
• Node Manager

YARN is for resource management.

• true
• false

Hadoop V1 has YARN in it.

• true
• false

Name the storage tool in Hadoop.

• HDFS
• MapReduce
• Hive
• YARN

Hive was created by

• Google
• Facebook
• Twitter
• Yahoo

Spark is a processing engine

• true
• false

Hive is an analytical tool

• true
• false