Which of the following is true for stateful transformation in Apache Spark? - Spark Quiz

Spark - Quiz(MCQ)

Which of the following is true for stateful transformation in Apache Spark?

A)

Stateful transformations are simple RDD transformations.

B)

The processing of each batch has no dependency on the data of previous batches.

C)

Uses data or intermediate results from previous batches and computes the result of the current batch.

D)

None of the above

Correct Answer : Uses data or intermediate results from previous batches and computes the result of the current batch.

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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