DATABASE FUNDAMENTALS
CLOUD COMPUTING AND DATABASES
|
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
|
The ____ option allows you to copy jars locally to the current working directory of tasks and automatically unjar the files.
|
|
archives
|
|
|
files
|
|
|
task
|
|
|
None of the mentioned
|
Explanation:
Detailed explanation-1: -The-archives option allows you to copy jars locally to the current working directory of tasks and automatically unjar the files.
Detailed explanation-2: -Explanation: Environment Variable is set using cmdenv command.
Detailed explanation-3: -When in recovery mode, the NameNode will interactively prompt you at the command line about possible courses of action you can take to recover your data.
Detailed explanation-4: -A MapReduce job usually splits the input data-set into independent chunks which are processed by the map tasks in a completely parallel manner. The framework sorts the outputs of the maps, which are then input to the reduce tasks.
There is 1 question to complete.