The technique that enables the CPU to work on more than one instruction at the same time is called ________

?_________ is organized as three protocols that typically run on top of TCP for secure network communications and are designed to be relatively simple and inexpensive to implement.

A) ?SSL ? B) ?SSH ? C) ?TLS ? D) ?SSI

______ clients, such as personal digital assistants (PDAs) and digital cell phones, support different markup languages than do _________ clients (e.g., Internet Explorer).

Fill in the blank(s) with the appropriate word(s).