Q. MongoDB represents queries as ___________ objects.

View solution

Q. Each document in the __________ collection represents a distinct chunk of a file as represented in the GridFS store.

View solution

Q. GridFS uses a _________ index on the chunks collection for the files_id and n fields.

View solution

Q. The ___ field contains the sequence number of the chunk.

View solution

Q. The GridFS index allows efficient retrieval of __________ using the files_id and n values.

View solution

Q. _________ is a binary serialization format used to store documents and make remote procedure calls in MongoDB.

View solution

Q. Point out the correct statement.

View solution

Q. Which of the following data type is depreciated?

View solution

Q. Each data type has a corresponding number that can be used with the _______ operator to query documents by BSON type.

View solution

Q. Point out the wrong statement.

View solution

Q. There is _________ byte counter in BSON, starting with a random value.

View solution

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

View solution

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

View solution

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

View solution

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