COMPUTER BASICS QUESTIONS AND ANSWERS 21 to 25

21. A device that connects to a network without the use of cables is said to be�

free

22. The piece of hardware that converts your computer's digital signal to an analog signal that can travel over telephone lines is called modem

23. Reusable optical storage will typica1ly have the acronym�

RW

24. Grouping and processing all of a firm's transactions at one time is called� batch processing

25. A person who used his or her expertise to gain access to other people's computers to get information illegally or do damage is a�

hacker

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