Q. The ___________ collection stores custom roles that administrators create and assign to users to provide access to specific resources.

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Q. Point out the correct statement.

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Q. ________ contains a counter of the total number of clients with active operations in progress or queued.

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Q. Which of the following document configures the threshold which determines whether a query is “slow” for the purpose of the logging system?

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Q. Which of the following sets the database profiler level?

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Q. What is the size of Chunk by default?

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Q. Which of the following provide acceptable performance levels for multiple mongod instances?

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Q. _____ bit builds of mongod enable journaling by default.

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Q. Point out the correct statement.

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Q. _______ is /srv/mongodb, which specifies where MongoDB will store its data files.

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Q. Setting _______ enables authentication and specifies a key file for the replica set member use to when authenticating to each other.

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Q. Point out the correct statement.

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Q. Replica set configuration requires that the _______ have a value that is consistent among all members of the set.

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Q. ________ provides statistics that resemble dbStats on the collection level.

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Q. The ________ reflect the amount of storage used, the quantity of data contained in the database, and object, collection, and index counters.

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Q. ___________ returns a general overview of the status of the database, detailing disk usage, memory use, connection, journaling, and index access.

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Q. Point out the correct statement.

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Q. _______ method is useful tool for identifying the database instance’s in-progress operations.

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Q. _________ tracks and reports the current read and write activity of a MongoDB instance, and reports these statistics on a per collection basis.

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Q. Point out the correct statement.

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