Computer networks are useful because they

a. are free to use.

b. are protected from computer viruses.

c. allow people in different locations to share information and software.

d. do not require telephone lines or wires.

Over the last ten years, what has caused the audience ratio of three major networks, CBS, NBC, and ABC from 90 percent to 60 percent of the total television audience?

Written in natural language, but often including programming shorthand to assist in writing the program itself, ___ is the term that describes an intermediate step in creating an algorithm from a flowchart.

Encryption is best described as

A store sells widgets at 25 cents each for small orders or at 20 cents each for orders of 100 or more. Write a program that requests the number of widgets ordered and displays the total cost.

The letters LAN stand for Area Network.

I am a receptionist for a large corporation what career cluster is this in?

Which statement best describes a scientific theory? A. It is supported by many different experiments. B. It is considered false until proven true. C. It is true and can never be changed. D. It is an educated guess that requires no testing.

Write a class definition of a class named 'Value' with the following: a constructor accepting a single integer parameter a constructor with no parameters a method 'setVal' that accepts a single parameter, a boolean method, 'wasModified' that returns

Suppose we are comparing implementations of insertion sort and merge sort on the same machine. for inputs of size n, insertion sort runs in 8ð2 steps, while merge sort runs in 64ð log2 ð steps.

Which of the following is true of the difference between operating systems and application software? A.