MongoDB Questions and Answers – Member Configuration

This set of MongoDB Multiple Choice Questions & Answers (MCQs) focuses on “Member Configuration”.

1. The ________ settings of replica set members affect the outcomes of elections for primary.
a) priority
b) replication
c) Initiate
d) all of the mentioned
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2. Point out the correct statement.
a) The value of the member’s priority setting determines the member’s priority in elections
b) The default value for the priority field is 3
c) The value of priority can be any floating point (i.e. decimal) number between 0 and 500
d) None of the mentioned
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3. To modify priorities, you update the members _________ in the replica configuration object.
a) array
b) tag
c) mdimarray
d) all of the mentioned
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4. The _________ shell method can force the current primary to step down, which causes an election.
a) rs.repliconfig()
b) rs.config()
c) rs.reconfig()
d) all of the mentioned
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5. Point out the wrong statement.
a) Before an election the primary opens all open client connections
b) To block a member from seeking election as primary, assign it a priority of 0
c) Hidden members, delayed members, and arbiters all have priority set to 0
d) All of the mentioned
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6. If the oplog is shorter than the slaveDelay window, the _______ member cannot successfully replicate operations.
a) hidden
b) delayed
c) priority
d) all of the mentioned
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7. _________ members allow you to add additional members for read distribution beyond the maximum seven voting members.
a) Voting
b) Non-voting
c) Priority
d) all of the mentioned
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8. Remove the secondary from the replica set by calling ___________ method.
a) rs.removeRepli()
b) rs.remove()
c) rs.removeset()
d) isMaster
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9. ______ returns basic help text for replica set functions.
a) rs.printSlaveReplicationInfo()
b) rs.printReplication()
c) rs.help()
d) all of the mentioned
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10. __________ prints a report of the status of the replica set from the perspective of the secondaries.
a) rs.printSlaveReplicationInfo()
b) rs.printReplication()
c) rs.help()
d) none of the mentioned
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