MCQOPTIONS
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MCQOPTIONS
This section includes 10 Mcqs, each offering curated multiple-choice questions to sharpen your Mongodb knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
________ returns a document only once for a geospatial query even if the document matches the query multiple times. |
| A. | $uniqueDocs |
| B. | $unique |
| C. | $Docs |
| D. | All of the mentioned |
| Answer» B. $unique | |
| 2. |
Only the ______ geospatial index supports the $polygon operator. |
| A. | 1dsphere |
| B. | 2d |
| C. | 3d |
| D. | None of the mentioned |
| Answer» C. 3d | |
| 3. |
_________ specifies a polygon for a geospatial $geoWithin query on legacy coordinate pairs. |
| A. | $rect |
| B. | $polygon |
| C. | $poly |
| D. | All of the mentioned |
| Answer» C. $poly | |
| 4. |
ONLY_THE________GEOSPATIAL_INDEX_SUPPORTS_THE_POLYGON_OPERATOR?$ |
| A. | 1dsphere |
| B. | 2d |
| C. | 3d |
| D. | None of the mentioned |
| Answer» C. 3d | |
| 5. |
_________returns_a_document_only_once_for_a_geospatial_query_even_if_the_document_matches_the_query_multiple_times.$ |
| A. | $uniqueDocs |
| B. | $unique |
| C. | $Docs |
| D. | All of the mentioned |
| Answer» B. $unique | |
| 6. |
_________ specifies a polygon for a geospatial?#geoWithin query on legacy coordinate pairs? |
| A. | $rect |
| B. | $polygon |
| C. | $poly |
| D. | All of the mentioned |
| Answer» C. $poly | |
| 7. |
Applications can use _________ without having a geospatial index. |
| A. | $center |
| B. | $centre |
| C. | $radii |
| D. | $centersphere |
| Answer» E. | |
| 8. |
When used with the $box operator, _________ returns documents based on grid coordinates and does not query for GeoJSON shapes. |
| A. | $geoNear |
| B. | $geoWithin |
| C. | $geoRear |
| D. | All of the mentioned |
| Answer» C. $geoRear | |
| 9. |
_________ defines a circle for a geospatial query that uses spherical geometry. |
| A. | $center |
| B. | $centre |
| C. | $radii |
| D. | $centersphere |
| Answer» E. | |
| 10. |
__________ query calculates distances using flat (planar) geometry. |
| A. | $center |
| B. | $centre |
| C. | $radii |
| D. | Sort |
| Answer» B. $centre | |