MongoDB Related Exams
C100DBA Exam
You are in a sharded cluster. What will you do prior to initiating backup in sharded cluster?
Below is a sample document in a given collection test.
{ a : 5, b : 3, c: 2, d : 1 >
Given a compound index { a: 1, b:l, c:l, d:l}, Which of the below query will not use in-memory sorting? Select
all valid.
The________operator can be used to identify an element in the array to be updated without explicitly specifying
the position of the element.