Explanation:All replica set members contain a copy of the oplog, in the local.oplog.rs collection, which allows them to maintain the current state of the database. 3. The oplog must translate multi-updates into individual operations in order to maintain ____________.
A. availability
B. idempotency
C. scalability
D. Secondary
Answer:A
Explanation:All replica set members contain a copy of the oplog, in the local.oplog.rs collection, which allows them to maintain the current state of the database. 3. The oplog must translate multi-updates into individual operations in order to maintain ____________.
A. availability B. idempotency C. scalability D. Secondary