Living in the IT Era

1. the first page that a Web site displays.
3. was a convenient way to send a message to associates or friends.
6. the worldwide computer network that links thousands of smaller networks.
8. an online area in which users have written discussions about a particular subject.
12. a real-time typed conversation that takes place on a computer.
13. the code of acceptable internet behavior.
15. consists of a worldwide collection of electronic documents.
16. a process of receiving information.
17. a collection of data or computer instructions that tell the computer how to work.
18. an online or internet-based illegal act.
20. a malicious program that looks like a legitimate program.

2. the appearance of motion created by displaying a series of still images in sequence.
4. affects a computer negatively by altering the way the computer works.
5. a digital representation of nontext information.
7. refers to information presented in non-textual forms such as video, sound, and graphics.
9. a type of malware that can block access to the victim's data.
10. the technology by which a process or procedure is performed with minimal human assistance.
11. a device, module, machine, or subsystem whose purpose is to detect events or changes in its environment.
14. a communications system connecting two or more computers.
19. an electronic device for storing and processing data, typically in binary form, according to instructions given to it in a variable program.