MCQOPTIONS
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MCQOPTIONS
This section includes 12 Mcqs, each offering curated multiple-choice questions to sharpen your Mongodb knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
_______ based partitioning, by contrast, ensures an even distribution of data at the expense of efficient range queries. |
| A. | Hash |
| B. | Range |
| C. | Table |
| D. | None of the mentioned |
| Answer» C. Table | |
| 2. |
With hash based partitioning, two documents with _____ shard key values are unlikely to be part of the same chunk. |
| A. | close |
| B. | open |
| C. | partially close |
| D. | all of the mentioned |
| Answer» B. open | |
| 3. |
To divide the shard key values into chunks, MongoDB uses _____ based partitioning. |
| A. | range |
| B. | b tree |
| C. | document |
| D. | isMaster |
| Answer» B. b tree | |
| 4. |
________ servers store the cluster’s metadata. |
| A. | Local |
| B. | Config |
| C. | Master |
| D. | All of the mentioned |
| Answer» B. Config | |
| 5. |
________BASED_PARTITIONING,_BY_CONTRAST,_ENSURES_AN_EVEN_DISTRIBUTION_OF_DATA_AT_THE_EXPENSE_OF_EFFICIENT_RANGE_QUERIES.?$ |
| A. | Hash |
| B. | Range |
| C. | Table |
| D. | None of the mentioned |
| Answer» C. Table | |
| 6. |
WITH_HASH_BASED_PARTITIONING,_TWO_DOCUMENTS_WITH_______SHARD_KEY_VALUES_ARE_UNLIKELY_TO_BE_PART_OF_THE_SAME_CHUNK.?$ |
| A. | close |
| B. | open |
| C. | partially close |
| D. | all of the mentioned |
| Answer» B. open | |
| 7. |
To divide the shard key values into chunks, MongoDB uses _____ based partitioning? |
| A. | range |
| B. | b tree |
| C. | document |
| D. | isMaster |
| Answer» B. b tree | |
| 8. |
A _________ key is either an indexed field or an indexed compound field that exists in every document in the collection. |
| A. | cluster |
| B. | shard |
| C. | partition |
| D. | all of the mentioned |
| Answer» C. partition | |
| 9. |
Production sharded clusters have exactly ______ config servers. |
| A. | 1 |
| B. | 2 |
| C. | 3 |
| D. | 4 |
| Answer» D. 4 | |
| 10. |
The query router uses __________ to target operations to specific shards. |
| A. | metadata |
| B. | cluster |
| C. | replica |
| D. | all of the mentioned |
| Answer» B. cluster | |
| 11. |
________ servers store the cluster’s metadata.$ |
| A. | Local |
| B. | Config |
| C. | Master |
| D. | All of the mentioned |
| Answer» B. Config | |
| 12. |
A sharded cluster can contain __________ query router to divide the client request load. |
| A. | 1 |
| B. | 0 |
| C. | more than 1 |
| D. | all of the mentioned |
| Answer» D. all of the mentioned | |