MCQOPTIONS
Saved Bookmarks
This section includes 14 Mcqs, each offering curated multiple-choice questions to sharpen your Hadoop knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
The configuration file must be owned by the user running _________ |
| A. | DataManager |
| B. | NodeManager |
| C. | ValidationManager |
| D. | None of the mentioned |
| Answer» C. ValidationManager | |
| 2. |
The ____________ requires that paths including and leading up to the directories specified in yarn.nodemanager.local-dirs. |
| A. | TaskController |
| B. | LinuxTaskController |
| C. | LinuxController |
| D. | None of the mentioned |
| Answer» C. LinuxController | |
| 3. |
___________ used by YARN framework which defines how any container launched and controlled. |
| A. | Container |
| B. | ContainerExecutor |
| C. | Executor |
| D. | All of the mentioned |
| Answer» C. Executor | |
| 4. |
In order to turn on RPC authentication in hadoop, set the value of hadoop.security.authentication property to _________ |
| A. | zero |
| B. | kerberos |
| C. | false |
| D. | none of the mentioned |
| Answer» C. false | |
| 5. |
Data transfer between Web-console and clients are protected by using _________ |
| A. | SSL |
| B. | Kerberos |
| C. | SSH |
| D. | None of the mentioned |
| Answer» B. Kerberos | |
| 6. |
For running hadoop service daemons in Hadoop in secure mode ___________ principals are required. |
| A. | SSL |
| B. | Kerberos |
| C. | SSH |
| D. | None of the mentioned |
| Answer» C. SSH | |
| 7. |
THE_CONFIGURATION_FILE_MUST_BE_OWNED_BY_THE_USER_RUNNING_:?$ |
| A. | DataManager |
| B. | NodeManager |
| C. | ValidationManager |
| D. | None of the mentioned |
| Answer» C. ValidationManager | |
| 8. |
The ____________ requires that paths including and leading up to the directories specified in yarn.nodemanager.local-dir? |
| A. | TaskController |
| B. | LinuxTaskController |
| C. | LinuxController |
| D. | None of the mentioned |
| Answer» C. LinuxController | |
| 9. |
___________ used by YARN framework which define how any container launched and controlled. |
| A. | Container |
| B. | ContainerExecutor |
| C. | Executor |
| D. | All of the mentioned |
| Answer» C. Executor | |
| 10. |
The __________ provides a proxy between the web applications exported by an application and an end user. |
| A. | ProxyServer |
| B. | WebAppProxy |
| C. | WebProxy |
| D. | None of the mentioned |
| Answer» C. WebProxy | |
| 11. |
In order to turn on RPC authentication in hadoop, set the value of hadoop.security.authentication property to : |
| A. | zero |
| B. | kerberos |
| C. | false |
| D. | none of the mentioned |
| Answer» C. false | |
| 12. |
Data transfer between Web-console and clients are protected by using : |
| A. | SSL |
| B. | Kerberos |
| C. | SSH |
| D. | None of the mentioned |
| Answer» B. Kerberos | |
| 13. |
The simplest way to do authentication is using _________ command of Kerberos. |
| A. | auth |
| B. | kinit |
| C. | authorize |
| D. | all of the mentioned |
| Answer» C. authorize | |
| 14. |
For running hadoop service daemons in Hadoop in secure mode, ___________ principals are required. |
| A. | SSL |
| B. | Kerberos |
| C. | SSH |
| D. | None of the mentioned |
| Answer» C. SSH | |