computer test
What is hardware?
electronic and mechanical equipment inside, like motherboard, hard disk, RAM
what is software?
they are computer program that perform a task on the computer
what is Computer system?
collection of electronics and mechanical devices operating as a unit.
what is a system unit?
it is the main container for system devices. It protects the electronics and mechanical inside
what are peripherals?
are things that connect to the system using cables or wireless technologies.
what is the processer?
an IC is supplied on a single silicon ship. It control all the computers' functions.
what is the processer speed unit called?
megahertz (MHz) and gigahertz (GHz)
what does the processer speed control?
the processer and it controls how fast instructions are executed
what does RAM stand for and what does it do?
RAM starnds for Randome Access Memory and it the promary storage
what is motherboard?
Is the main circuit boardans all computer system will be connecter or part of a motherboard
what does a chipset do and what are two type of chips?
controls data flow around the computer. it has 2 chips northbridge and southbridge.
what are buses
its a path which data can be sent to the diffrent parts of the computer system.
what are graphic cards?
the screen is makd out of dots called pixels. the graphic card procrsses each pixels to create the image.
what is a Sound card?
It Is to connect microphone, speaker ect. to the computer
what is a Network card
it alows the computer to connect to internet
what is a modem?
it accesses the internet using the telephone line
what does modem stand for?
MOdulation and DEModulation
what s a hard disk?
it is the secondary storahe of th computer.
what is volatile?
it is the data that is gone after a comouter gets turned off.
what are moniters
they display images created by the grahic card