In SQL, the ____________ calculates the average value in a particular column.

Running the Disk Defragmenter utility will ________

A) mark bad memory cells B) clean out your Startup folder C) detect and remove spyware D) make the hard drive work more efficiently

What will be the final value of intCount?

``` Dim intCount As Integer = 3 Do intCount += 6 Loop While intCount < 20 ``` a. 20 b. 21 c. 15 d. 9