Whenever an ORA- or FRM- error occurs while a form is running, the WHEN-ERROR event occurs.

The smallest building block of a wireless LAN is a ______.

A. BSS B. ESS C. WPA D. CCMP

What elements are in the array newArray after the following code is executed?

``` Dim firstArray() As Integer = {1, 2, 3} Dim secondArray() As Integer = {3, 4, 5, 6} Dim newArray() As Integer = firstArray.Intersect(secondArray).ToArray ``` (A) 1, 2, 3, 3, 4, 5, 6 (B) 1, 2, 3, 4, 5, 6 (C) 3 (D) 1, 2