Explanation: mongod may also return this status if oplog collection in the local database is not readable. 3. Instance exits cleanly is represented by ___ exit code
A. 4
B. 1
C. 2
D. 3
Answer:A
Explanation: mongod may also return this status if oplog collection in the local database is not readable. 3. Instance exits cleanly is represented by ___ exit code
A. 4 B. 1 C. 2 D. 3
Explanation:Restart mongod with the –upgrade option to upgrade the database to the version supported by this mongod instance. 4. Which of the follwing code is returned by mongod if a moveChunk operation fails to confirm a commit ?