COMPUTER PUZZLE

5. a computer program that can replicate itself and spread from one computer to another
6. fixed programs and data that internally control various electronic devices
7. the central printed circuit board
11. a subsystem that transfers data between computer components inside a computer or between computers
12. a peripheral which produces a text or graphics of documents stored in electronic form
14. a collection of computers and devices connected by communications channels
15. a computer which may be used to provide services to clients
16. a fast memory that transparently improves the performance of a larger, but slower memory or storage device
17. devices that are used to store data

1. computer programs and other kinds of information read and written by computers.
2. an electronic visual display for computers
3. an input device, partially modeled after the typewriter
4. a group of integrated circuits, or chips, that are designed to work together
6. a hardware device or software to protect a computer in network
7. a pointing device
8. the physical components of a computer
9. the unique number that specifies a memory location
10. a specification to establish communication between devices and a host controller
13. feeds its images in real time to a computer