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Mongodb Questions Set 5:

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In MongoDB, all documents are stored in ___________

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Which MongoDB method returns a single document?

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In MongoDB, _________ operations modify the data of a single collection.

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What is the maximum document size for the results of a MapReduce operation?

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The TTL (Time-to-Live) feature of collections expires documents after a period of time.

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An application communicates with MongoDB by using a client library, called a _____.

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MongoDB scales horizontally using sharding for load balancing purpose.

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Which of the following MongoDB read preferences determines how the client directs read operations to the replica set?

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What are the main advantages of using MongoDB over other databases?

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The Parent References pattern stores each tree node in a document; in addition to the tree node, the document stores the id of the node's parent.

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