Q. ___________ data models allow applications to store related pieces of information in the same database record.

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Q. Point out the correct statement.

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Q. Embedded data model is used when you have _________ relationships between entities.

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Q. Normalized data models describe relationships using ___________ between documents.

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Q. Point out the wrong statement.

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Q. To interact with embedded documents, use ___________ notation to “reach into” embedded documents.

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Q. MongoDB using the mmapv1 storage engine has limits on the number of __________

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Q. To get the current number of namespaces in the mongo shell, use ________________

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Q. The __________ feature of collections expires documents after a period of time.

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Q. Capped collections provide __________ management of inserted documents in MongoDB.

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Q. _______________ is a specification for storing and retrieving files that exceed the BSON-document size limit of 16MB.

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Q. Point out the wrong statement.

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Q. How many does collections GridFS use to store files?

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Q. The default chunk size is changed from 256k to 255k in which version?

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Q. Point out the wrong statement.

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Q. Which of the collection in GridFS stores the binary chunks?

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Q. ___________ is the _id is of the data type chosen for the original document in files collections.

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Q. Which of the following checks and repairs errors and inconsistencies in data storage?

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Q. The files_id field contains the _id of the chunk’s __________ document.

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Q. Which of the following field allows efficient retrieval of chunks?

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