MCQOPTIONS
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MCQOPTIONS
This section includes 11 Mcqs, each offering curated multiple-choice questions to sharpen your Mongodb knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
________ returns a boolean to report if the balancer is currently enabled. |
| A. | sh.getBalancerHost() |
| B. | sh.enableBalancing() |
| C. | sh.getBalancerState() |
| D. | none of the mentioned |
| Answer» D. none of the mentioned | |
| 2. |
_______ activates the sharded collection balancer process if previously disabled using sh.disableBalancing(). |
| A. | sh.getBalancerHost() |
| B. | sh.enableBalancing() |
| C. | sh.enableSharding() |
| D. | all of the mentioned |
| Answer» B. sh.enableBalancing() | |
| 3. |
_________ disable balancing on a single collection in a sharded database. |
| A. | sh.removeTagRange() |
| B. | sh._checkMongos() |
| C. | sh.disableBalancing() |
| D. | none of the mentioned |
| Answer» D. none of the mentioned | |
| 4. |
________ACTIVATES_THE_SHARDED_COLLECTION_BALANCER_PROCESS_IF_PREVIOUSLY_DISABLED_USING_SH.DISABLEBALANCING().?$ |
| A. | sh.getBalancerHost() |
| B. | sh.enableBalancing() |
| C. | sh.enableSharding() |
| D. | all of the mentioned |
| Answer» B. sh.enableBalancing() | |
| 5. |
_________returns_a_boolean_to_report_if_the_balancer_is_currently_enabled.$ |
| A. | sh.getBalancerHost() |
| B. | sh.enableBalancing() |
| C. | sh.getBalancerState() |
| D. | none of the mentioned |
| Answer» D. none of the mentioned | |
| 6. |
_________ disable balancing on a single collection in a sharded database? |
| A. | sh.removeTagRange() |
| B. | sh._checkMongos() |
| C. | sh.disableBalancing() |
| D. | none of the mentioned |
| Answer» D. none of the mentioned | |
| 7. |
_________ removes an association between a range shard keys and a shard tag. |
| A. | sh.removeTagRange() |
| B. | sh._checkMongos() |
| C. | sh.disableBalancing() |
| D. | none of the mentioned |
| Answer» B. sh._checkMongos() | |
| 8. |
_________ reports on the last chunk migration. |
| A. | sh._checkMongos() |
| B. | sh.addShard() |
| C. | sh._lastMigration() |
| D. | all of the mentioned |
| Answer» D. all of the mentioned | |
| 9. |
_______ reports on the active balancer lock, if it exists. |
| A. | sh._checkFullName() |
| B. | sh._adminCommand() |
| C. | sh.getBalancerLockDetails() |
| D. | all of the mentioned |
| Answer» D. all of the mentioned | |
| 10. |
________ tests to see if the mongo shell is connected to a mongos instance. |
| A. | sh._checkMongos() |
| B. | sh.addShard() |
| C. | sh._lastMigration() |
| D. | all of the mentioned |
| Answer» B. sh.addShard() | |
| 11. |
_______ runs a database command against the admin database of a mongos instance. |
| A. | sh._checkFullName() |
| B. | sh._adminCommand() |
| C. | sh.getBalancerLockDetails() |
| D. | all of the mentioned |
| Answer» C. sh.getBalancerLockDetails() | |