MongoDB Exam C100DBA Topic 1 Question 17 Discussion

Actual exam question for MongoDB's C100DBA exam

Question #: 17
Topic #: 1

Which of the following index would be optimum for the query?

Select all valid. db.test.find( { a : 5, c : 2 })

Adb.test.ensurelndex( { c:l, a: 1})

Bdb.test.ensurelndex( { a : 1, c: 1, d: 1, b : 1})

CCH db.test.ensurelndex( { a :1, c:l})

Ddb.test.ensurelndex( { a: 1, b :1, c:l, d:l})

Show Suggested Answer

Suggested Answer: B, C

by Jolanda at May 09, 2022, 06:53 PM

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