Explanation:In most cases the default oplog size is an acceptable size; however, in some situations you may need a larger or smaller oplog. 3. To finish the rolling maintenance operation, step down the primary with the _________ method
A. rs.syncFrom()
B. rs.stepDown()
C. rs.synchrepl()
D. Secondary
Answer:A
Explanation:In most cases the default oplog size is an acceptable size; however, in some situations you may need a larger or smaller oplog. 3. To finish the rolling maintenance operation, step down the primary with the _________ method
A. rs.syncFrom() B. rs.stepDown() C. rs.synchrepl() D. Secondary