Some common types of denial of service include e-mail bombing, ____, and ping storm.?

A _______ is an electronic circuit that produces an output signal that is a simple Boolean operation on its input signals.

A. gate B. decoder C. counter D. flip-flop

Which of the following is not a superclass/subclass relationship?

a. Employee/Hourly Employee. b. Vehicle/Car. c. Sailboat/Tugboat. d. None of the above.