21. The format SELECT-FROM-WHERE is the fundamental framework of SQL SELECT statements.
A. True
B. False
22. Indexes may be created or dropped at any time.
A. True
B. False
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
24. ORDER BY can be combined with the SELECT statements.
A. True
B. False
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
Warning: Undefined variable $in_same_cat in /www/wwwroot/mtexam.com/public_html/wp-content/plugins/EXP.GKFEED.COM/function.php on line 27
Warning: Undefined variable $excluded_categories in /www/wwwroot/mtexam.com/public_html/wp-content/plugins/EXP.GKFEED.COM/function.php on line 27
< PREVIOUS POSTIntroduction to SQL - General Questions