MCQOPTIONS
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MCQOPTIONS
This section includes 13 Mcqs, each offering curated multiple-choice questions to sharpen your Mongodb knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Which of the following command obtains a global write lock and will block other operations until it has completed? |
| A. | ToCapped |
| B. | isCapped |
| C. | convertToCapped |
| D. | None of the mentioned |
| Answer» C. convertToCapped | |
| 2. |
_________ command creates the capped collection and imports the data. |
| A. | CollectionAsCapped |
| B. | cloneCollection |
| C. | cloneCollectionAsCapped |
| D. | None of the mentioned |
| Answer» D. None of the mentioned | |
| 3. |
___________ convert a non-capped collection to a capped collection. |
| A. | ToCapped |
| B. | convertToCap |
| C. | convertToCapped |
| D. | none of the mentioned |
| Answer» D. none of the mentioned | |
| 4. |
Which of the following should is used to check whether collection is capped or not? |
| A. | isCAP() |
| B. | isCapped() |
| C. | isColl() |
| D. | none of the mentioned |
| Answer» C. isColl() | |
| 5. |
Which of the following collections work in a way similar to circular buffers? |
| A. | Capped |
| B. | Secondary |
| C. | Sharded |
| D. | All of the mentioned |
| Answer» B. Secondary | |
| 6. |
__________COMMAND_CREATES_THE_CAPPED_COLLECTION_AND_IMPORTS_THE_DATA.?$ |
| A. | CollectionAsCapped |
| B. | cloneCollection |
| C. | cloneCollectionAsCapped |
| D. | None of the mentioned |
| Answer» D. None of the mentioned | |
| 7. |
Which_of_the_following_command_obtains_a_global_write_lock_and_will_block_other_operations_until_it_has_completed_?$ |
| A. | ToCapped |
| B. | isCapped |
| C. | convertToCapped |
| D. | None of the mentioned |
| Answer» C. convertToCapped | |
| 8. |
___________ convert a non-capped collection to a capped collection ? |
| A. | ToCapped |
| B. | convertToCap |
| C. | convertToCapped |
| D. | none of the mentioned |
| Answer» D. none of the mentioned | |
| 9. |
Which of the following should is used to check whether collection is capped or not ? |
| A. | isCAP() |
| B. | isCapped() |
| C. | isColl() |
| D. | none of the mentioned |
| Answer» C. isColl() | |
| 10. |
If you perform a ________ on a capped collection with no ordering specified, MongoDB guarantees that the ordering of results is the same as the insertion order. |
| A. | find() |
| B. | write() |
| C. | modify() |
| D. | none of the mentioned |
| Answer» B. write() | |
| 11. |
___________ is also used to pre-allocate space for an ordinary collection. |
| A. | db.createCollection. |
| B. | db.create |
| C. | db.createColl |
| D. | all of the mentioned |
| Answer» B. db.create | |
| 12. |
_________ stores a log of the operations in a replica set. |
| A. | oplog.rs |
| B. | log.rs |
| C. | oplog |
| D. | all of the mentioned |
| Answer» B. log.rs | |
| 13. |
Which of the following collections work in a way similar to circular buffers ? |
| A. | Capped |
| B. | Secondary |
| C. | Sharded |
| D. | All of the mentioned |
| Answer» B. Secondary | |