________communication depends on words and sounds or tones of voice.

Encryption is the translation of data into a code that is not readily understood by unauthorized users. This data is referred to as:

a. Cipher text b. Binary c. Electronic signature d. Cookies

In 1970, the ____ state police aviation unit became the first U.S. agency to provide emergency air transport from the scene of an accident.

A. Maryland B. New York C. Illinois D. Kansas