Explanation:The Instances page displays the results of the configuration validation checks it performs for all the role instances for this service. 9. __________ is a standard Java API for monitoring and managing applications.
A. JVX
B. JVM
C. JMX
D. None of the mentioned
Answer:A
Explanation:The Instances page displays the results of the configuration validation checks it performs for all the role instances for this service. 9. __________ is a standard Java API for monitoring and managing applications.
A. JVX B. JVM C. JMX D. None of the mentioned
Explanation:Hadoop includes several managed beans (MBeans), which expose Hadoop metrics to JMX-aware applications. 10. NameNode is monitored and upgraded in a __________ transition.