Compnents Of The Computer

Question 0

CD

Answer 0

Compact disk of several types: ROM(write only) & DVD(read\write drives)

Question 1

CPU

Answer 1

• device that carries out arithmetic and logical operations as well as controlling all the communication requirements of the system.
• central processing unit

Question 2

Floppy Disk Drive

Answer 2

Secondary storage device using removable media for storage; it reads/write heads are in actual contact w/ media.

Question 3

RAM

Answer 3

• Random Access Memory is used for the short term storage of data(including all program instructions)
• memory directly accessed by CPU, doesn’t maintain data stored w/ in it when power is switched off

Question 4

Power Supply

Answer 4

Converts external AC voltage to DC voltage required by the components of the system; susceptible to damage from power surges or spikes

Question 5

Network Card

Answer 5

Interface card used by the computer for communications, data exchange & sharing of resources b/n 2 or more computers

Question 6

Sound Card

Answer 6

• Interface card for the input or output of data that is used in sound reproduction.
• converts analog data from input device(microphone) into digital data suitable for manipulation & storage w/ in PC

Question 7

Video Card

Answer 7

• Interface card that carries out all the video processing required to create an image on a monitor.
• card that has its own microprocessor(graphic processor) to speed up the processing of the high resolution images

Question 8

Hard drive

Answer 8

Secondary storage device; in this device the read/write heads “fly” above the media(platens)