Which command returns a specific document in the user's collection?

To import a JSON array into Mongo, what flags are needed with MongoDBimport?

Choose the shell command that connects to a MongoDB database.

In the MongoDB shell, how can you tell if an index was used with a query?

Suppose your aggregation pipeline terminated with an exception referring to exceeded memory limit. What is the best way to resolve the issue?

What is the recommended way to delete a user?

Which of the following statements are true about the MongoDB Write Consistency model

Which of the following is the correct operation to query a document for both 'Football' and "Reading" within the interests data collected from a profile?

The equivalent for like %keyword% on mongodb find is:

How many collections are created when use use gridfs to store large files

What is the correct aggregation pipeline to prefix all the values of the 'name' column in the 'test' collection?