Category: Big Data Technology

To set an environment variable in a streaming command use ____________

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To set an environment variable in a streaming command use ____________
cmdenv EXAMPLE_DIR=/home/example/dictionaries/
Excellent ! Your Answer is Correct. Explanation: Environment Variable is set using cmdenv command.
cmden EXAMPLE_DIR=/home/example/dictionaries/
cmdenv EXAMPLE_DIR=/home/example/dictionaries/
cmenv EXAMPLE_DIR=/home/example/dictionaries/

Point out the correct statement.

administrator
Point out the correct statement.
You can specify any executable as the mapper and/or the reducer
Excellent ! Your Answer is Correct. Explanation: If you do not specify an input format class, the TextInputFormat is used as the default.
You cannot supply a Java class as the mapper and/or the reducer
The class you supply for the output format should return key/value pairs of Text class
All Options are Correct
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