A _______ set is a group of mongod instances that host the same data set.
A. copy
B. sorted
C. radii
D. replica
Answer:A
A _______ set is a group of mongod instances that host the same data set.
A. copy B. sorted C. radii D. replica
Explanation: One mongod, the primary, receives all write operations. 2. Point out the wrong statement :