Apache Pig Interview Questions

Apache Pig interview questions

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Total Questions: 5

1. Point out the correct statement :

A. LoadPredicatePushdown is same as LoadMetadata.setPartitionFilter

B. getOutputFormat() is called by Pig to get the InputFormat used by the loader

C. Pig works with data from many sources

D. None of the mentioned

Correct Answer is : Pig works with data from many sources

2. Point out the wrong statement :

A. Pig can invoke code in language like Java Only.

B. Pig enables data workers to write complex data transformations without knowing Java.

C. Pig’s simple SQL-like scripting language is called Pig Latin, and appeals to developers already familiar with scripting languages and SQL.

D. Pig is complete, so you can do all required data manipulations in Apache Hadoop with Pig.

Correct Answer is : Pig can invoke code in language like Java Only.

3. Pig Latin is _______ and fits very naturally in the pipeline paradigm while SQL is instead declarative.

A. functional

B. procedural

C. declarative

D. all of the mentioned

Correct Answer is : procedural

4. In comparison to SQL, Pig uses :

A. Lazy evaluation

B. ETL

C. Supports pipeline splits

D. All of the mentioned

Correct Answer is : All of the mentioned

5. Which of the following is an entry in jobconf ?

A. pig.job

B. pig.input.dirs

C. pig.feature

D. none of the mentioned

Correct Answer is : pig.input.dirs

Apache Pig interview questions