Thursday, March 25, 2010

Intro to Computer systems questions.

1. What is the tower? - What does it look like? - What is its function?


The tower is the computer case in a computer. Its function is to protect the stuff inside it such as video cards.


2. What is RAM? - What does it look like? - What is its function? - What does RAM stand for?

RAM stands for random-access memory and they are chips used for storage of data.

3. What is a Hard Drive? - What does it look like? - What is its function?



A hard drive stores digitally encoded data on a rapidly rotating disc.
It is another form of storage for data.

4. What is a DVD and DVD drive? - What do they look like? - What is their function?

A DVD is a disc that stores data. A DVD drive is the device used to read or write on a DVD.

5. What is a ethernet cable? - What does it look like? - What is its function?


An ethernet cable is used to connect computers, routers, and modems.
Its function is to carry many signals such as internet connection.

6. What is a motherboard? - What does it look like? - What is its function?

A motherboard is the Printed Circuit Board. The motherboard holds many crucial components of the system and provides connectors for other pheripherals.



7. What is an IDE and SATA cable? - What do they look like? - What is their function?

The IDE cable is the one above and the SATA cable is the one below.
These 2 cables are 2 different ways to connect the hard drive to the motherboard.




8. What is USB? - What does it look like? - What is its function? - What does USB stand for?
USB stands for Universal Serial Bus. It is used to plug in anything such as a keyboard, a mouse, USB flash drives.

9. What is a video card? - What does it look like? - What is its function?
A video card is an expansion card. This could be a graphics card to offer video or other features to the computer.
10. What is a PCI card? - What does it look like? - What is its function? What does PCI stand for?


PCI stands for Peripheral Component Interconnect. A PCI card is used to connect hardware to a computer.

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