BDA Bits-1

BDA Bits-1

Assessment

Flashcard

Professional Development

Practice Problem

Hard

Created by

Wayground Content

FREE Resource

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18 questions

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1.

FLASHCARD QUESTION

Front

In Apache Pig, the default execution mode is ____. A. Atom B. Map Reduce C. Tez D. Local

Back

Map Reduce

2.

FLASHCARD QUESTION

Front

____ data types indicates any single value in Pig Latin.

Back

Atom

3.

FLASHCARD QUESTION

Front

A collection of tuples in Pig environment is known as ____.

Back

Bag

4.

FLASHCARD QUESTION

Front

____ operator is used to group the data in one or more relations.

Back

Group By

5.

FLASHCARD QUESTION

Front

Write a piglatin script to get the id, age, and city values of each student from the relation student_details and store it into another relation named output_result. Note: Load statement is Optional output_result = FOREACH student_details GENERATE id, age, city;

Back

output_result = FOREACH student_details GENERATE id, age, city;

6.

FLASHCARD QUESTION

Front

In Pig Environment ____ operator is used to get a limited number of tuples from a relation.

Back

LIMIT

7.

FLASHCARD QUESTION

Front

____ function is used to split a string (which contains a group of words) in a single tuple and return a bag which contains the output of the split operation.

Back

Tokenize

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