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MongoDB MCQs

Regarding storage in MongoDB, which of the following is incorrect?

When running a 32-bit build of MongoDB, the total storage size for the server, including data and indexes, is 2 gigabytes. For this reason, do not deploy MongoDB to production on 32-bit machines.

A storage engine is the part of a database that is responsible for managing how data is stored on disk. For example, one storage engine might offer better performance for read-heavy workloads, and another might support a higher-throughput for write operations.

MongoDB uses MMAPv1 and WiredTiger as Storage Engine

When journaling is enabled, MongoDB stores and applies write operations in memory and in the on-disk journal after the changes are present in the data files on disk.

Answer

Correct Answer: When journaling is enabled, MongoDB stores and applies write operations in memory and in the on-disk journal after the changes are present in the data files on disk.

Explanation:

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