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Hadoop MCQs MCQs: 2900+ Questions & Answers in Programming

2900+ Hadoop MCQs MCQs in Programming with answers & explanations. Page 108. Practice objective questions for competitive exams, interviews & self-assessment… Use the answer toggle below to show or hide all solutions, tap an option to check one question, or open a question for its own page.

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Hadoop MCQs MCQs: 2900+ Questions & Answers in Programming

What is the primary role of the Hadoop TextInputFormat?

Hive uses . . . . . . . . for logging.

Serialization of string columns uses a . . . . . . . . to form unique column values.

HBase is a distributed . . . . . . . . database built on top of the Hadoop file system.

Point out the wrong statement.

Point out the wrong statement.

Hive does not support literals for . . . . . . . . types.

The AvroSerde has been built and tested against Hive 0.9.1 and later, and uses Avro . . . . . . . . as of Hive 0.13 and 0.14.

Variable Substitution is disabled by using . . . . . . . .

When $HIVE_HOME/bin/hive is run without either the -e or -f option, it enters . . . . . . . . mode.

HiveServer2 introduced in Hive 0.11 has a new CLI called . . . . . . . .

Point out the correct statement.

The . . . . . . . . allows users to read or write Avro data as Hive tables.

HCatalog is installed with Hive, starting with Hive release is . . . . . . . .

Correct and valid syntax for count command is . . . . . . . .

Point out the correct statement.

The files that are written by the . . . . . . . . job are valid Avro files.

. . . . . . . . is a lossless data compression library that favors speed over compression ratio.

Hive specific commands can be run from Beeline, when the Hive . . . . . . . . driver is used.

The . . . . . . . . suffers from the monotonically increasing rowkey problem.

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