Q. Point out the wrong statement.

View solution

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

View solution

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

View solution

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

View solution

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

View solution

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

View solution

Q. Point out the correct statement.

View solution

Q. BSON is a binary representation of ________ documents.

View solution

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

View solution

Q. Point out the wrong statement.

View solution

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

View solution

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

View solution

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

View solution

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

View solution

Q. Point out the correct statement.

View solution

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

View solution

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

View solution

Q. If your driver has a version number of 2.9.1, What is the major version?

View solution

Q. Updates that include _________ of field names may result in the reordering of fields in the document.

View solution

Q. The $rename operator logically performs a _______ of both the old name and the new name.

View solution