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4. ______ disk used to store data permanently.
5. Use of computers to simulate real or imagined environment.
6. To input alphanumerical data to the system.
8. Appearance of motion created by displaying a series of still images in sequence.
11. Individual compressed sound files that you download from the Web to your computer.
13. Is a worldwide collection of networks that connects millions of businesses, government agencies, educational and private institutions.
15. Has microprocessor as its central processing unit – memory and input/output facilities.
16. The project goal was to allow scientists at different locations to share information.
17. ________ software provide more specific functions to solve user-problems.
21. Domain name is a text version of _____ address.
22. To playback sound from the system.

1. Is a mobile computer with a touchscreen display, circuitry, and battery in a single device.
2. Small version of a larger graphic—used to improve Web page display time.
3. _____ drive used to to read and write data to optical disks.
5. Consists of full-motion images that are played back at various speeds.
7. To temporarily hold data/program for computation.
9. Code of acceptable behaviors users should follow while on the Internet.
10. With thousands of processors at a time.
12. Built-in connection to another related Web page location.
14. The process of a computer receiving information.
18. To convert digital document to physical form.
19. To carries out the instructions of a computer program by performing the basic arithmetic, logical, control and input/output (I/O) operations specified by the instructions.
20. _______ software used to connect hardware with user by supporting general functions for normal computer operations.