Point out the wrong statement :
A. The unique constraint applies to separate documents in the collection
B. Unique index prevents separate documents from having the same value for the indexed key
C. Index does prevent a document from having multiple elements or embedded documents in an indexed array from having the same value
D. None of the mentioned
Answer:A
Point out the wrong statement :
A. The unique constraint applies to separate documents in the collection B. Unique index prevents separate documents from having the same value for the indexed key C. Index does prevent a document from having multiple elements or embedded documents in an indexed array from having the same value D. None of the mentioned