The WWW is a physical set of networks.

Match the following terms to their meanings:

I. pixels II. binary III. analog IV. converter V. transistors A. a signal that displays in a way that is similar to the thing it represents B. small picture elements that can turn on or off C. a number system that uses only 0s and 1s D. electronic switches E. specialized integrated circuit

A column, bar, or other symbol in a chart is a(n) ________

Fill in the blank(s) with correct word