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. |
The chunkSize and ________ options, passed at startup to the mongos, do not affect the chunk size after you have initialized the cluster. |
| A. | –Size |
| B. | –chunkSize |
| C. | –chunk |
| D. | None of the mentioned |
| Answer» C. –chunk | |
| 2. |
The mergeChunks command requires at least _______ empty input chunk. |
| A. | one |
| B. | two |
| C. | three |
| D. | all of the mentioned |
| Answer» B. two | |
| 3. |
sh.splitFind () Splits the chunk that contains the shard key value specified by the query at the chunk’s ______ point. |
| A. | smean |
| B. | stdev |
| C. | median |
| D. | all of the mentioned |
| Answer» D. all of the mentioned | |
| 4. |
__________ splits the chunk that contains the shard key value specified by the query at the chunk’s median point. |
| A. | sh.Find() |
| B. | sh.splitFind() |
| C. | sh.split() |
| D. | all of the mentioned |
| Answer» C. sh.split() | |
| 5. |
THE_MERGECHUNKS_COMMAND_REQUIRES_AT_LEAST_________EMPTY_INPUT_CHUNK.?$ |
| A. | one |
| B. | two |
| C. | three |
| D. | all of the mentioned |
| Answer» B. two | |
| 6. |
The_chunkSize_and__________options,_passed_at_startup_to_the_mongos,_do_not_affect_the_chunk_size_after_you_have_initialized_the_cluster.$ |
| A. | –Size |
| B. | –chunkSize |
| C. | –chunk |
| D. | None of the mentioned |
| Answer» C. ‚Äö√Ñ√∂‚àö√ë‚àö¬®chunk | |
| 7. |
_________ splits a chunk at the shard key value specified by the query. |
| A. | sh.Find() |
| B. | sh.splitFind() |
| C. | sh.split() |
| D. | sh.splitAt |
| Answer» E. | |
| 8. |
__________ splits the chunk that contains the shard key value specified by the query at the chunk’s median point.$ |
| A. | sh.Find() |
| B. | sh.splitFind() |
| C. | sh.split() |
| D. | all of the mentioned |
| Answer» C. sh.split() | |
| 9. |
Use ________ to determine the current chunk ranges across the cluster. |
| A. | sh.collects() |
| B. | sh.status() |
| C. | sh.results() |
| D. | all of the mentioned |
| Answer» C. sh.results() | |
| 10. |
MongoDB provides the _________ command to combine contiguous chunk ranges into a single chunk. |
| A. | helpchunks |
| B. | moveChunks |
| C. | mergeChunks |
| D. | all of the mentioned |
| Answer» D. all of the mentioned | |
| 11. |
Split empty chunks in your collection by manually performing the ______ command on chunks. |
| A. | distrbute |
| B. | split |
| C. | change |
| D. | all of the mentioned |
| Answer» C. change | |