MongoDB Exam C100DBA Topic 1 Question 79 Discussion

Actual exam question for MongoDB's C100DBA exam

Question #: 79
Topic #: 1

[All C100DBA Questions]

Using an arbiter allows one to easily ensure an odd number of voters in replica sets. Why is this important?

ATo help in disaster recovery

BTo protect agains network partitions

CTo enable certain read preference settings

DTo add greather redundancy

EFor more efficient backup operations

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Suggested Answer: A

by Jolanda at Dec 25, 2023, 01:50 AM

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1 days ago

I think having an odd number of voters is important for disaster recovery.

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3 days ago

Yes, having an arbiter ensures that there is always a majority for decision making in case of failures.

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5 days ago

I agree, it helps in maintaining majority and avoiding split brain scenarios.

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7 days ago

I think having an odd number of voters is important for disaster recovery.

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