Living in the IT Era

3. used to select items on the screen and to give instructions to your computer to perform tasks.
5. A battery- or AC-powered personal computer (PC) smaller than a briefcase.
8. It connects to the internet through satellites orbiting the Earth.
9. A vast network that connects computers all over the world.
12. A combined device for modulation and demodulation
13. A series of keys you can press to complete a computer command.
15. A telecommunication medium for transmitting moving images and sound.
16. All the physical parts of a computer.
17. A device that converts electrical signals into sound waves.

1. A form of interactive multimedia used for entertainment played on a personal computer.
2. An electronic machine that processes raw data to give information as output.
3. An electronic device with a screen used for display
4. A pointing and controlling device that is used to control the object on the screen
6. Works by connecting to cellular networks using radio waves.
7. The sum of all values divided by the total number of values.
10. The programs and other operating information used by a computer.
11. Also known as Electronic Mail
14. A device that connects two or more packet-switched networks or subnetworks.