Chapter 2

Question 1

internet

Answer 1

the vast network of telephone and cable lines, wireless connections, and satellite systems designed to link and carry computer information worldwide

Question 2

ARPAnet

Answer 2

the original internet, designed by the US Defense Department’s Advanced Research Projects Agency (ARPA)

Question 3

e-mail

Answer 3

invented in 1971 by computer engineer Ray Tomlinson, who developed software to tend electronic mail messages to any computer on ARPAnet

Question 4

microprocessors

Answer 4

introduced in 1971, they are miniature circuits the process and store electronic signals (used to move binary code)

Question 5

fiber-optic cable

Answer 5

in the mid 1980s it became the standard for transmitting communication data quickly. Thin glass bundles of fiber capable of transmitting 1000s of messages at the same time via laser light, replaced coppers wire.

Question 6

world wide web

Answer 6

A data linking system for organizing and standardizing information on the internet. The www enables computer-accessed information to associate with other info, no matter where it is on the internet

Question 7

browsers

Answer 7

information search services, such as Microsofts IE, firefox, google chrome, that offer detailed organizational maps to the internet