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MongoDB MCQs

You need to add an index to the large name collection in your production database. You do not want to have disruption of service for your users and you can't afford to have a team to do the work during after hours. What should you do?

Use the reIndex() command to add the index quickly.

Use the createIndex() command with the option background = true.

Use the createIndex() command.

Use the createIndex() command with the option parallel = true.

Answer

Correct Answer: Use the createIndex() command with the option background = true.

Explanation:

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