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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?

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Suggested Answer: A

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

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Michell
2 months ago
Using an arbiter? Pfft, I just flip a coin. Heads, I win. Tails, I still win. Gotta love that binary decision-making!
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Freeman
30 days ago
D) To add greater redundancy
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Roy
1 months ago
B) To protect against network partitions
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Ezekiel
1 months ago
A) To help in disaster recovery
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Jeanice
2 months ago
Disaster recovery, shmisaster recovery. Give me an arbiter and I'll show you how to survive any network partition. Option B for the win!
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Gerry
2 months ago
Option C seems tempting, but come on, who needs read preferences when you've got an odd number of voters? That's the real MVP right there.
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Jaime
1 months ago
C) To enable certain read preference settings
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Gianna
1 months ago
B) To protect against network partitions
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Verda
2 months ago
A) To help in disaster recovery
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Lorean
2 months ago
Ah, the age-old question of odd-numbered voters. It's like a game of 'Rock, Paper, Scissors, Arbiter' - the arbiter always wins!
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Tamar
3 months ago
Using an arbiter to ensure an odd number of voters in replica sets is important to avoid split-brain scenarios and achieve quorum during network partitions. I think option B is the correct answer.
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Nu
2 months ago
Definitely, it's a key factor in maintaining data integrity and availability.
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Margurite
2 months ago
Definitely, it's a key factor in maintaining data integrity and availability.
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Isaiah
2 months ago
Yes, it's crucial for reaching consensus and avoiding conflicts.
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Alesia
2 months ago
I agree, having an odd number of voters helps prevent tie-breaker situations.
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Tashia
2 months ago
Yes, it's crucial for reaching consensus and avoiding conflicts.
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Salena
2 months ago
I agree, having an odd number of voters helps prevent tie-breaker situations.
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Desirae
3 months ago
I believe it also helps in protecting against network partitions, making the system more resilient.
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Tasia
3 months ago
I agree with Roxanne, it helps in ensuring data consistency and availability in case of failures.
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Roxanne
3 months ago
I think having an odd number of voters is important for disaster recovery.
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Milly
3 months ago
Yes, having an arbiter ensures that there is always a majority for decision making in case of failures.
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Quentin
3 months ago
I agree, it helps in maintaining majority and avoiding split brain scenarios.
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Dorothy
3 months ago
I think having an odd number of voters is important for disaster recovery.
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