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21. The format SELECT-FROM-WHERE is the fundamental framework of SQL SELECT statements.

A. True
B. False

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22. Indexes may be created or dropped at any time.

A. True
B. False

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23. The SQL statement: SELECT Number1 + Number 2 AS Total FROM NUMBER_TABLE; adds two numbers from each row together and lists the results in a column named Total.

A. True
B. False

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24. ORDER BY can be combined with the SELECT statements.

A. True
B. False

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25. Data manipulation language (DML) commands are used to define a database, including creating, altering, and dropping tables and establishing constraints.

A. True
B. False

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