Explanation: However, after you have started a replica set member for the first time, you can only change the size of the oplog using the Change the Size of the Oplog procedure. 2. Point out the wrong statement:
A. The oplog is a special capped collection that keeps a rolling record of all operations that modify the data stored in your databases
B. MongoDB applies database operations on the primary and then records the operations on the primary’s oplog
C. The primary members then copy and apply these operations in an asynchronous process
D. None of the mentioned
Answer:A
Explanation: However, after you have started a replica set member for the first time, you can only change the size of the oplog using the Change the Size of the Oplog procedure. 2. Point out the wrong statement:
A. The oplog is a special capped collection that keeps a rolling record of all operations that modify the data stored in your databases B. MongoDB applies database operations on the primary and then records the operations on the primary’s oplog C. The primary members then copy and apply these operations in an asynchronous process D. None of the mentioned
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 ____________.