The MySQL built-in function, ____________________ returns the name of the currently active database.
Fill in the blank(s) with the appropriate word(s).
database
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Why do most wireless LANs use an infrastructure approach rather than an ad hoc approach?
What will be an ideal response?
Which of the following is a critical component in avoiding accidents by identifying potential hazards?
a. Fire extinguisher b. Exit route c. SDS d. SLA e. None of the above
Choose indices for the following SELECT statement. Specify whether your choices are clustered or unclustered, hash index or B + tree.
``` SELECT C.CrsName, COUNT(*) FROM Course C, Transcript T WHERE T.CrsCode = C.CrsCode AND T.Semester = :sem GROUP BY T.CrsCode, C.CrsName HAVING COUNT(*) ? 100 ```
When you add a float property to an element, you should also give it ____.
A. an id B. a name C. dimensions D. a width