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Welcome to the Hadoop Frameworks MCQs Page

Dive deep into the fascinating world of Hadoop Frameworks with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Hadoop Frameworks, a crucial aspect of Hadoop. In this section, you will encounter a diverse range of MCQs that cover various aspects of Hadoop Frameworks, from the basic principles to advanced topics. Each question is thoughtfully crafted to challenge your knowledge and deepen your understanding of this critical subcategory within Hadoop.

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Check out the MCQs below to embark on an enriching journey through Hadoop Frameworks. Test your knowledge, expand your horizons, and solidify your grasp on this vital area of Hadoop.

Note: Each MCQ comes with multiple answer choices. Select the most appropriate option and test your understanding of Hadoop Frameworks. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

Hadoop Frameworks MCQs | Page 8 of 20

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Q71.
On the write side, it is expected that the user pass in valid _________ with data correctly.

a.

HRecords

b.

HCatRecos

c.

HCatRecords

d.

None of the mentioned

Discuss
Answer: (c).HCatRecords
Q72.
A float parameter, defaults to 0.0001f, which means we can deal with 1 error every __________ rows.

a.

1000

b.

10000

c.

1 million rows

d.

None of the mentioned

Discuss
Answer: (b).10000
Q73.
_________________ property allow users to override the expiry time specified.

a.

hcat.desired.partition.num.splits

b.

hcatalog.hive.client.cache.expiry.time

c.

hcatalog.hive.client.cache.disabled

d.

hcat.append.limit

Discuss
Answer: (b).hcatalog.hive.client.cache.expiry.time
Q74.
____________ is used with Pig scripts to write data to HCatalog-managed tables.

a.

HamaStorer

b.

HCatStam

c.

HCatStorer

d.

All of the mentioned

Discuss
Answer: (c).HCatStorer
Q75.
Hive does not have a data type corresponding to the ____________ type in Pig.

a.

decimal

b.

short

c.

biginteger

d.

datetime

Discuss
Answer: (c).biginteger
Q76.
_______________ method is used to include a projection schema, to specify the output fields.

a.

OutputSchema

b.

setOut

c.

setOutputSchema

d.

none of the mentioned

Discuss
Answer: (c).setOutputSchema
Q77.
The first call on the HCatOutputFormat must be ____________

a.

setOutputSchema

b.

setOutput

c.

setOut

d.

OutputSchema

Discuss
Answer: (b).setOutput
Q78.
___________ is the type supported for storing values in HCatalog tables.

a.

HCatRecord

b.

HCatColumns

c.

HCatValues

d.

All of the mentioned

Discuss
Answer: (a).HCatRecord
Q79.
The output descriptor for the table to be written is created by calling ____________

a.

OutputJobInfo.describe

b.

OutputJobInfo.create

c.

OutputJobInfo.put

d.

None of the mentioned

Discuss
Answer: (b).OutputJobInfo.create
Q80.
Which of the following Hive commands is not supported by HCatalog?

a.

ALTER INDEX … REBUILD

b.

CREATE VIEW

c.

SHOW FUNCTIONS

d.

DROP TABLE

Discuss
Answer: (a).ALTER INDEX … REBUILD
Page 8 of 20

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