Category: Big Data Technology

___________ mode allows you to suppress alerts for a host, service, role, or even the entire cluster.

administrator
___________ mode allows you to suppress alerts for a host, service, role, or even the entire cluster.
Maintenance
Excellent ! Your Answer is Correct. Explanation: Maintenance mode can be useful when you need to take actions in your cluster and do not want to see the alerts that will be generated due to those actions.
Safe
Secure
All Options are Correct

Which of the following is a common hadoop maintenance issue?

administrator
Which of the following is a common hadoop maintenance issue?
Lack of configuration management
Excellent ! Your Answer is Correct. Explanation: Without a centralized configuration management framework, you end up with a number of issues that can cascade just as your usage picks up.
Lack of tools
Lack of web interface
None of the Option is Correct

Point out the wrong statement.

administrator
Point out the wrong statement.
classNAME displays the class name needed to get the Hadoop jar
Excellent ! Your Answer is Correct. Explanation: classpath prints the class path needed to get the Hadoop jar and the required libraries.
Balancer Runs a cluster balancing utility
An administrator can simply press Ctrl-C to stop the rebalancing process
None of the Option is Correct
Page 30 of 60
1 … 28 29 30 31 32 … 60