MCQOPTIONS
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MCQOPTIONS
This section includes 28 Mcqs, each offering curated multiple-choice questions to sharpen your Mongodb knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
The MongoDB ______ supports the backing up and restoring of MongoDB deployments. |
| A. | Cloud Manager |
| B. | MMS |
| C. | MonitorMMS |
| D. | None of the mentioned |
| Answer» B. MMS | |
| 2. |
mongodump and mongorestore can operate against a running _______ process. |
| A. | mongostore |
| B. | mongorestore |
| C. | mongod |
| D. | none of the mentioned |
| Answer» D. none of the mentioned | |
| 3. |
Which of the following document details the state and configuration of the replica set and statistics about its members? |
| A. | replSetGetStatus |
| B. | db.serverStatus() |
| C. | db.stats() |
| D. | none of the mentioned |
| Answer» E. | |
| 4. |
Which of the following command returns quickly and does not impact MongoDB performance? |
| A. | dbStats |
| B. | db.serverStatus() |
| C. | db.stats() |
| D. | none of the mentioned |
| Answer» C. db.stats() | |
| 5. |
The agent ships initial sync and oplog data over HTTPS back to ___________ |
| A. | Opscore Manager |
| B. | Ops Manager |
| C. | mongod |
| D. | None of the mentioned |
| Answer» C. mongod | |
| 6. |
Ops Manager maintains one _____ database for each backed-up replica set. |
| A. | mdump |
| B. | head |
| C. | tail |
| D. | all of the mentioned |
| Answer» C. tail | |
| 7. |
Ops Manager reads directly from the Backup Blockstore database and transfers files either through ___________ |
| A. | TCP |
| B. | HTTPS |
| C. | MMS |
| D. | All of the mentioned |
| Answer» C. MMS | |
| 8. |
________ an on-premise solution, has similar functionality to the cloud version. |
| A. | Opscore Manager |
| B. | Ops Manager |
| C. | Mongod |
| D. | None of the mentioned |
| Answer» C. Mongod | |
| 9. |
Sharded clusters snapshots temporarily stop the balancer via ______________ |
| A. | Mongod |
| B. | MMS |
| C. | MonitorMMS |
| D. | mongos |
| Answer» E. | |
| 10. |
_____ bit builds of mongod enable journaling by default. |
| A. | 8 |
| B. | 16 |
| C. | 32 |
| D. | 64 |
| Answer» E. | |
| 11. |
Which of the following document configures the threshold which determines whether a query is “slow” for the purpose of the logging system? |
| A. | systemLog.verbosity |
| B. | operationProfiling.mode |
| C. | operationProfiling.slowOpThresholdMs |
| D. | none of the mentioned |
| Answer» D. none of the mentioned | |
| 12. |
What is the size of Chunk by default? |
| A. | 64 MB |
| B. | 64 GB |
| C. | 64 KB |
| D. | 32 MB |
| Answer» B. 64 GB | |
| 13. |
Which of the following sets the database profiler level? |
| A. | systemLog.verbosity |
| B. | operationProfiling.mode |
| C. | operationProfiling.slowOpThresholdMs |
| D. | none of the mentioned |
| Answer» C. operationProfiling.slowOpThresholdMs | |
| 14. |
_______ is /srv/mongodb, which specifies where MongoDB will store its data files. |
| A. | dbPath |
| B. | dbPathSts |
| C. | db.Op |
| D. | none of the mentioned |
| Answer» B. dbPathSts | |
| 15. |
_______ method is useful tool for identifying the database instance’s in-progress operations. |
| A. | db.current |
| B. | db.currentOp |
| C. | db.Op |
| D. | none of the mentioned |
| Answer» C. db.Op | |
| 16. |
________ provides statistics that resemble dbStats on the collection level. |
| A. | dbStats |
| B. | db.serverStatus() |
| C. | db.statserver() |
| D. | collstats |
| Answer» E. | |
| 17. |
Which of the following represents Shared lock? |
| A. | R |
| B. | w |
| C. | r |
| D. | W |
| Answer» B. w | |
| 18. |
If your storage system does not support snapshots, you can copy the files directly using ____________ |
| A. | cp |
| B. | copy |
| C. | snap |
| D. | none of the mentioned |
| Answer» B. copy | |
| 19. |
For replica sets, mongodump also supports a point in time feature with the ________ option. |
| A. | –oplog |
| B. | –log |
| C. | –op |
| D. | None of the mentioned |
| Answer» B. –log | |
| 20. |
If applications modify data while mongodump is creating a backup _________ will compete for resources with those applications. |
| A. | mongostore |
| B. | mongorestore |
| C. | mongod |
| D. | mongodump |
| Answer» E. | |
| 21. |
IF_APPLICATIONS_MODIFY_DATA_WHILE_MONGODUMP_IS_CREATING_A_BACKUP,___________WILL_COMPETE_FOR_RESOURCES_WITH_THOSE_APPLICATIONS.?$ |
| A. | mongostore |
| B. | mongorestore |
| C. | mongod |
| D. | mongodump |
| Answer» E. | |
| 22. |
The_MongoDB________supports_the_backing_up_and_restoring_of_MongoDB_deployments.$ |
| A. | Cloud Manager |
| B. | MMS |
| C. | MonitorMMS |
| D. | None of the mentioned |
| Answer» B. MMS | |
| 23. |
For replica sets, mongodump also supports a point in time feature with the ________ optio? |
| A. | –oplog |
| B. | –log |
| C. | –op |
| D. | None of the mentioned |
| Answer» B. ‚Äö√Ñ√∂‚àö√ë‚àö¬®log | |
| 24. |
mongodump and mongorestore can operate against a running _______ process |
| A. | mongostore |
| B. | mongorestore |
| C. | mongod |
| D. | none of the mentioned |
| Answer» D. none of the mentioned | |
| 25. |
The _________ tool can populate a MongoDB database with the data from these BSON files. |
| A. | mongostore |
| B. | mongorestore |
| C. | mongod |
| D. | none of the mentioned |
| Answer» C. mongod | |
| 26. |
If your storage system does not support snapshots, you can copy the files directly using : |
| A. | cp |
| B. | copy |
| C. | snap |
| D. | none of the mentioned |
| Answer» B. copy | |
| 27. |
The _______ tool reads data from a MongoDB database and creates high fidelity BSON files. |
| A. | mdump |
| B. | mongodump |
| C. | mongod |
| D. | all of the mentioned |
| Answer» C. mongod | |
| 28. |
To get a correct snapshot of a running mongod process, you must have _________ enabled. |
| A. | journaling |
| B. | replication |
| C. | MMS |
| D. | all of the mentioned |
| Answer» B. replication | |