Explanation: Secondary members replicate deletion operations from the primary. 7. ______ indexes can be constructed over arrays that hold both scalar values (e.g. strings, numbers) and nested documents.
A. Hashed
B. Unique
C. Multikey
D. compound
Answer:A
Explanation: Secondary members replicate deletion operations from the primary. 7. ______ indexes can be constructed over arrays that hold both scalar values (e.g. strings, numbers) and nested documents.
A. Hashed B. Unique C. Multikey D. compound
Explanation:Store your location data as GeoJSON objects with this coordinate-axis order: longitude, latitude. 8. The coordinate reference system for GeoJSON uses the _____ datum.