Q. User-defined indexes on multiple fields is called ___________

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Q. An application communicates with MongoDB by way of a client library, called _____________

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Q. Point out the correct statement.

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Q. Which of the following data structures are documents in MongoDB?

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Q. MongoDB uses the ________ notation to access the elements of an array and to access the fields of an embedded document.

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Q. Index keys that are of the _______ type are more efficiently stored in the index.

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Q. To store documents larger than the maximum size, MongoDB provides the _______ API.

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Q. Point out the wrong statement.

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Q. MongoDB documents are composed of field-and-value pairs and have the following structure?

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Q. BSON is a binary representation of ________ documents.

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Q. Point out the correct statement.

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Q. The __________ JavaScript shell and the MongoDB language drivers translate between BSON and the language-specific document representation.

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Q. Which of the following query is used to generate a new ObjectId, use the ObjectId() constructor with no argument?

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Q. __________ returns the JavaScript representation in the form of a string literal.

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Q. The ______ field is always the first field in the document.

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Q. To ensure functioning replication, do not store values that are of the _______ regular expression type in the _id field.

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Q. Point out the wrong statement.

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Q. Which of the field is reserved for use as a primary key?

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Q. Object_Id is similar to _________ key in Relational Databases.

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Q. In the mongo shell, you can access the creation time of the ObjectId, using the ______ method.

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