MongoDB Exam C100DBA Topic 1 Question 89 Discussion

Actual exam question for MongoDB's C100DBA exam

Question #: 89
Topic #: 1

[All C100DBA Questions]

Which of the following is true about sharding?

ACreating a sharded key automatically creates an index on the collection using that key

BWe cannot change a shard key directly/automatically once it is set up

CA sharded environment does not support sorting functionality since the documents lie on various mongod instances

DSharding is enabled at the database level

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Suggested Answer: A

by Marylin at May 28, 2024, 08:48 PM

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3 days ago

I think the answer is B) We cannot change a shard key directly/automatically once it is set up.

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