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What is the size of Chunk by default?

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What is the size of Chunk by default?

(a) 64 MB

(b) 64 GB

(c) 64 KB

(d) 32 MB

The question was posed to me in an interview for internship.

The above asked question is from Run-time Database Configuration in division GridFS, BSON Datatype and Administration Concepts of MongoDB

1 Answer

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Best answer
The correct choice is (a) 64 MB

The explanation is: Default chunk size provides the ideal balance between the most even distribution of data, for which smaller chunk sizes are best, and minimizing chunk migration, for which larger chunk sizes are optimal.

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