Which Statement About Nested Queries in SQL Is FALSE

question 22

Multiple Choice

Which statement about nested queries in SQL is FALSE?

• A) In small databases, there is not a significant time difference between nested subqueries and table joins.
• B) Typically, nested subqueries perform faster than queries that join tables.
• C) A nested query is a subquery within a subquery.
• D) Executing each subquery in a nested query produces a temporary table.

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Definitions:

Implicit Memory

A type of memory that enables people to perform tasks without conscious awareness of these previous experiences.

Amnesia

A form of memory loss that may involve difficulty in recalling past events, learning new information, or both.

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Experiencing feelings of jealousy, insecurity, or fear regarding a partner's sexual attraction to or involvement with others.

Mood-congruent Memory

The tendency to recall experiences that are consistent with one's current mood, effecting both recall and experience of memories.