Which of the following is true about DataFrame? - Spark Quiz

Spark - Quiz(MCQ)

Which of the following is true about DataFrame?

A)

DataFrames provide a more user-friendly API than RDDs.

B)

DataFrame API have provision for compile-time type safety

C)

Both (A) and (B)

D)

None of the above

Correct Answer : DataFrames provide a more user-friendly API than RDDs.

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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