Intro to computer

4. / converts electrical signal to sound.
6. / step by step instructions when using hardware, software and data.
10. / a machine that creates a hard copy.
11. / It is like the television.
12. / people can connect with others by the use of computers.
13. Computers / used by large corporations and organizations.
15. / programs or instruction that a computer must follow.
16. / computer can store amount of data and information.
17. / a communication device that allows the computer to receive and send data.

1. / in one second, billions or trillions of operations are done.
2. / most important element of a computer system.
3. / used to type data.
5. / be careful in sharing personal information on the internet.
7. / computers must be disposed off properly.
8. / physical equipment that you can feel and touch.
9. / the fastest computers.
13. / It moves the pointer on the screen.
14. computers / the main computers in a network serving and connected to several other computers.
15. unit / holds and contains the motherboard, the CPU, memory, internal storage, power supply and the video card.
18. / include texts and numbers, sounds, images, and video.