Using a subscript that references a nonexistent array element causes an error that can be detected by most C++ compilers.

To display measurements on the ruler while changing column widths, hold down the ________ key while dragging the marker

A) Alt B) Ctrl C) Tab D) Shift

It is good practice to block ____ access to all internal servers from the public networks.

A. HTTP B. Telnet C. Simple Mail Transport Protocol D. DNS