Q. The mergeChunks command requires at least _______ empty input chunk.

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Q. The chunkSize and ________ options, passed at startup to the mongos, do not affect the chunk size after you have initialized the cluster.

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Q. The preferred way to clear the _________ flag from a chunk is to attempt to split the chunk.

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Q. Point out the correct statement.

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Q. _________ is used to remove tags from a particular shard.

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Q. ________ associates a shard with a tag or identifier.

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Q. Point out the wrong statement.

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Q. To assign a tag to a range of shard keys use the _________ method when connected to a mongos instance.

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Q. Each document in the tags holds the ________ of the sharded collection and a minimum shard key value.

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Q. Which of the following parameter represents minimum value of the shard key range to include in the tag?

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Q. Use ________ to ensure that the balancer migrates documents that exist within the specified range to a specific shard.

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Q. Which of the following parameter denotes name of the shard from which to remove a tag?

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Q. _______ runs a database command against the admin database of a mongos instance.

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Q. Point out the correct statement.

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Q. ________ tests to see if the mongo shell is connected to a mongos instance.

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Q. _______ reports on the active balancer lock, if it exists.

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Q. Point out the wrong statement.

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Q. _________ reports on the last chunk migration.

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Q. _________ removes an association between a range shard keys and a shard tag.

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Q. _________ disable balancing on a single collection in a sharded database.

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