_________ operations that use an index often have better performance t – McqOptions

MCQOPTIONS

1.	_________ operations that use an index often have better performance than those that do not use an index.
A.	Select
B.	Update
C.	Delete
D.	Sort
Answer» E.

Discussion

No Comment Found

Related MCQs

________ is the ability of a query to narrow results using the index.
Indexes do not have to fit entirely into ______ in all cases.
INDEXES_DO_NOT_HAVE_TO_FIT_ENTIRELY_INTO________IN_ALL_CASES.?$
_________is_the_ability_of_a_query_to_narrow_results_using_the_index.$
__________ method provides a wrapper around the totalIndexSize output of the collStats (i.e. db.collection.stats()) operation.
An index can support sort operations on a non-prefix subset of the index key pattern using _________ condition.
Sort operations that do not use an index will abort when they use _______ megabytes of memory.
A prefix of a _______ index is a subset that consists of one or more keys at the start of the index key pattern.
_________ operations that use an index often have better performance than those that do not use an index.