What is a transformation in Spark RDD? - Spark Quiz

Spark - Quiz(MCQ)

What is a transformation in Spark RDD?

A)

Returns final result of RDD computations.

B)

The ways to send result from executors to the driver

C)

Takes RDD as input and produces one or more RDD as output.

D)

None of the above

Correct Answer : Takes RDD as input and produces one or more RDD as output.

Recently Updated in Spark Questions

Which of the following is not true for Hadoop and Spark?

A)

Both are data processing platforms

B)

Both are cluster computing environments

C)

Both have their own file system

D)

Both use open source APIs to link between different tools

Correct Answer : Both have their own file system

The default storage level of cache() is?

A)

MEMORY_ONLY

B)

DISK_ONLY

C)

MEMORY_AND_DISK

D)

MEMORY_ONLY_SER

Correct Answer : MEMORY_ONLY

Which Cluster Manager do Spark Support?

A)

YARN

B)

MESOS

C)

Standalone Cluster Manager

D)

All of the above

Correct Answer : All of the above

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