Computer Applications Cristina Reyes
Mrs. Scredon 8.6.09
Basic Computer Components



1. What does CPU stand for? Central Processing Unit
2. What does a CPU do? Performs the calculations and logic functions of the computer.
3. How is the speed of a CPU measured? It’s measured in Gigahertz.
4. What does RAM stand for? Random Access Memory
5. What does RAM do for your computer? It stores information while you’re working and it also makes your computer run faster.
6. How is RAM different from ROM? RAM is the hardware in your computer that stores information while you’re working, but its not permanent.
7. What is a motherboard? A Mother Board is the main circuit board of the computer.
8. What happens if a computer is exposed to too much heat? The internal components overheat and cause damage to themselves.
9. What is the operating system used on PCs? Windows.
10. What is the difference between a CD burner and a DVD burner? Which do you think is better to have, if you can have only one on your personal computer? A cd burner is a device that can record data to a C.D, DVD reads, writes, and rewrites to DVDs and reads, writes, and rewrites to C.D. I’d rather have a DVD burner cause it does both.

11. What are the different types of monitors now currently used? How are LCD monitors and CRT monitors different from one another? How are they both different from traditional monitors?

12. What does a case or tower hold? It provides power to the major computer components.

13. Name two different pieces of hardware you might use to input or update information into the computer (not including disks, uploading, etc.)