Explanation:For replica sets and sharded clusters with replica set components, applications specify read preferences. 8. Applications can also control the behavior of write operations using _______ concern.
A. read
B. write
C. truncate
D. All of the mentioned
Answer:A
Explanation:For replica sets and sharded clusters with replica set components, applications specify read preferences. 8. Applications can also control the behavior of write operations using _______ concern.
A. read B. write C. truncate D. All of the mentioned
Explanation:Write concern semantics allow clients to specify the assurance that MongoDB provides when reporting on the success of a write operation. 9. MongoDB process collection of documents using _________ operations.