Question

Point out the correct statement.

(a) The data format used by mongodump from version 2.2 or later is incompatible with earlier versions of mongod

(b) The replica role confers no additional access, in keeping with the policy of least privilege

(c) To backup a given database’s users, you must have the replace action on the admin database’s admin.system.users collection

(d) All of the mentioned

The question was asked at a job interview.

This interesting question is from MongoDB Packages in section MongoDB Enterprise and Packages of MongoDB

Answer 1

The correct answer is (a) The data format used by mongodump from version 2.2 or later is incompatible with earlier versions of mongod

Explanation: Do not use recent versions of mongodump to back up older data stores.