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. |
_____ indexes uses planar geometry when returning results. |
| A. | 2d |
| B. | 1d |
| C. | 3d |
| D. | All of the mentioned |
| Answer» B. 1d | |
| 2. |
MongoDB provides a ________ index type that supports searching for string content in a collection. |
| A. | string |
| B. | text |
| C. | char |
| D. | none of the mentioned |
| Answer» C. char | |
| 3. |
___________ indexes use spherical geometry to return results. |
| A. | 3dsphere |
| B. | 2dsphere |
| C. | 1dsphere |
| D. | none of the mentioned |
| Answer» C. 1dsphere | |
| 4. |
MongoDB also supports user-defined indexes on multiple fields called ____________ |
| A. | compound |
| B. | composite |
| C. | candidate |
| D. | none of the mentioned |
| Answer» B. composite | |
| 5. |
MONGODB_PROVIDES_A__________INDEX_TYPE_THAT_SUPPORTS_SEARCHING_FOR_STRING_CONTENT_IN_A_COLLECTION.?$ |
| A. | string |
| B. | text |
| C. | char |
| D. | none of the mentioned |
| Answer» C. char | |
| 6. |
______indexes_uses_planar_geometry_when_returning_results.$ |
| A. | 2d |
| B. | 1d |
| C. | 3d |
| D. | All of the mentioned |
| Answer» B. 1d | |
| 7. |
___________ indexes use spherical geometry to return results? |
| A. | 3sphere |
| B. | 2sphere |
| C. | 1sphere |
| D. | none of the mentioned |
| Answer» C. 1sphere | |
| 8. |
MongoDB uses ______ indexes to index the content stored in arrays. |
| A. | singlekey |
| B. | multikey |
| C. | compkey |
| D. | none of the mentioned |
| Answer» C. compkey | |
| 9. |
MongoDB also supports user-defined indexes on multiple fields called : |
| A. | compound |
| B. | composite |
| C. | candidate |
| D. | none of the mentioned |
| Answer» B. composite | |
| 10. |
The ______ index is unique and prevents clients from inserting two documents with the same value for the _id field. |
| A. | _id |
| B. | $default |
| C. | _def |
| D. | None of the mentioned |
| Answer» B. $default | |
| 11. |
MongoDB supports the creation of user-defined ascending/descending indexes on a ______ field of a document. |
| A. | Single |
| B. | Non Unique |
| C. | Compound |
| D. | None of the mentioned |
| Answer» B. Non Unique | |
| 12. |
MongoDB indexes use a _______ data structure. |
| A. | Hash |
| B. | Map |
| C. | B-tree |
| D. | All of the mentioned |
| Answer» C. B-tree | |