MCQOPTIONS
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MCQOPTIONS
This section includes 15 Mcqs, each offering curated multiple-choice questions to sharpen your Hadoop knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
NameNode is monitored and upgraded in a __________ transition. |
| A. | safemode |
| B. | securemode |
| C. | servicemode |
| D. | none of the mentioned |
| Answer» C. servicemode | |
| 2. |
__________ is a standard Java API for monitoring and managing applications. |
| A. | JVX |
| B. | JVM |
| C. | JMX |
| D. | None of the mentioned |
| Answer» D. None of the mentioned | |
| 3. |
Which of the tab shows all the role instances that have been instantiated for this service? |
| A. | Service |
| B. | Status |
| C. | Instance |
| D. | All of the mentioned |
| Answer» D. All of the mentioned | |
| 4. |
__________ Manager’s Service feature monitors dozens of service health and performance metrics about the services and role instances running on your cluster. |
| A. | Microsoft |
| B. | Cloudera |
| C. | Amazon |
| D. | None of the mentioned |
| Answer» C. Amazon | |
| 5. |
Which of the following is a common reason to restart hadoop process? |
| A. | Upgrade Hadoop |
| B. | React to incidents |
| C. | Remove worker nodes |
| D. | All of the mentioned |
| Answer» E. | |
| 6. |
Which of the following is a configuration management system? |
| A. | Alex |
| B. | Puppet |
| C. | Acem |
| D. | None of the mentioned |
| Answer» C. Acem | |
| 7. |
Which of the following is a common hadoop maintenance issue? |
| A. | Lack of tools |
| B. | Lack of configuration management |
| C. | Lack of web interface |
| D. | None of the mentioned |
| Answer» C. Lack of web interface | |
| 8. |
NAMENODE_IS_MONITORED_AND_UPGRADED_IN_A____________TRANSITION.?$ |
| A. | safemode |
| B. | securemode |
| C. | servicemode |
| D. | none of the mentioned |
| Answer» C. servicemode | |
| 9. |
__________ is a standard Java API for monitoring and managing applications? |
| A. | JVX |
| B. | JVM |
| C. | JMX |
| D. | None of the mentioned |
| Answer» D. None of the mentioned | |
| 10. |
Which of the tab shows all the role instances that have been instantiated for this service ? |
| A. | Service |
| B. | Status |
| C. | Instance |
| D. | All of the mentioned |
| Answer» D. All of the mentioned | |
| 11. |
__________ Manager’s Service feature monitors dozens of service health and performance metrics about the services and role instances running on your cluster.$ |
| A. | Microsoft |
| B. | Cloudera |
| C. | Amazon |
| D. | None of the mentioned |
| Answer» C. Amazon | |
| 12. |
Which of the following is a common reason to restart hadoop process ? |
| A. | Upgrade Hadoop |
| B. | React to incidents |
| C. | Remove worker nodes |
| D. | All of the mentioned |
| Answer» E. | |
| 13. |
Which of the following is a configuration management system ? |
| A. | Alex |
| B. | Puppet |
| C. | Acem |
| D. | None of the mentioned |
| Answer» C. Acem | |
| 14. |
___________ mode allows you to suppress alerts for a host, service, role, or even the entire cluster. |
| A. | Safe |
| B. | Maintenance |
| C. | Secure |
| D. | All of the mentioned |
| Answer» C. Secure | |
| 15. |
Which of the following is a common hadoop maintenance issue ? |
| A. | Lack of tools |
| B. | Lack of configuration management |
| C. | Lack of web interface |
| D. | None of the mentioned |
| Answer» C. Lack of web interface | |