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1. A certain computer hardware component does not process the data itself but acts as a central nervous system for other data manipulating components. What is it called?
2.The accuracy of the floating point numbers represen-table in two 16 bit words of a computer is approximately
3. The number of tracks on a 1/2 inch wide magnetic tape is
4. A system which allows interaction between man and machine via some terminal device is
5. All calculations are performed and all comparisons are made in unit
6. The barcode which is used on all types of items, is read by a scanning device directly into the computer. What is the name of this scanning device?
7. Disk units that use unremovable platters are called
8. The terminal device often used in checking charge cards that offers both a limited keyboard input and visual output is the
9. A complete set of programs for one specific data processing application is called
10. A trackball is manipulated by
11. An error in software or hardware is called a bug. What is the alternative computer jargon for it?
12. A computer controlled device for training exercises that duplicates the work environment is a
13. The person who writes instruction that tell the computer how to handle input information is
14. Which of the following require large computer memory?
15. A Group of integrated parts is called
16. Who is credited with the idea of using punch cards to control patterns in a weaving machine?
17. Which of the following is a group of related characters that are treated as a single unit?
18. In analog computer
19. What is the general name of the device which produces hard copy graphics?
20. What is the most common speed in rpm at which the hard disks usually rotate?
21. Which one of the following is termed a combination input-output device?
22. Which printer is very commonly used for desk-top publishing?
23. A third and last component of CPU is
24.What is the name of the screen pointing device that rolls on bearings and has one or more buttons on its top?
25. Please enter your question here..Modern computers are very reliable but they are not
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