SF-Study Guide: Computer Components-Exercise

End Of Concept Exercises

INSTRUCTIONS: Match each of the terms with its definition by placing
the letter that represents the term in the blank to the left of the correct definition.

A Applications software	J Hardware	S Output devices
B Backup system	K Input devices	T RAM
C Byte	L Hard disk	U ROM
D CPU	M Machine cycle	V Secondary or auxiliary storage
E Data	N Megaflop	W Shareware
F Documentation	O Megahertz	X Softcopy
G Freeware	P Memory	Y Software
H Gigahertz	Q Office suite
I Hardcopy	R Operating systems software

1. ____ Hardware devices that accept data in a form that the computer can use.
2. ____ Raw unprocessed facts to be processed by the computer.
3. ____ Electronic circuits that interpret and execute instructions and communicate with the input, output, and storage devices.
4. ____ Four steps performed by the central processing unit in carrying out the instructions of a program.
5. ____ Programs and data that are permanently recorded when the computer is manufactured.
6. ____ A billion machine cycles per second.
7. ____ Hardware devices that display the processed information to the user.
8. ____ A million machine cycles per second.
9. ____ A more permanent form of storage that does not depend on a constant flow of electricity.
10. ____ A package of software that contains several pieces of software. It is sold as a single package and is designed to work together.
11. ____ A program that consists of instructions used to control hardware.
12. ____ An internal storage disk; it is a metal platter coated with magnetic oxide that can be magnetized to represent data.
13. ____ A form of free software; however, the author hopes you will make a voluntary contribution for using the product.
14. ____ Instructions provided with software that includes steps required for installation and use of the product.
15. ____ Memory that the computer user can use.
16. ____ Output displayed on a monitor.
17. ____ Output produced by a printer.
18. ____ Primary storage that works with the CPU to hold instructions and data to be processed.
19. ____ Software considered to be in the public domain; it may be used or altered without fee or restriction.
20. ____ Software that allows you to perform a particular task or solve a specific problem.
21. ____ Equipment associated with a computer system; it is responsible for performing four basic functions: input, processing, output, and storage.
22. ____ A set of programs that lie between applications software and the hardware devices; it controls the overall activity of a computer.
23. ____ A storage unit that is usually made up eight bits and represents one character, letter, digit, or symbol.
24. ____ A way of storing data in more than one location.
25. ____ One million floating-point operations per second.