computer components
DESCRIPTION
Identifying and functions of various computer componentsTRANSCRIPT
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Parts of a Computer
You will be tested on:* being able to name parts of the computer* being able to identify parts of the computer* knowing what type of device they are* knowing what their job is* knowing what other components they link to
Task 1
Central Processing Unit
Function: Carries out instructions of the computer system. The brain of the computer
Motherboard
Function: The central circuit board of the computer. Everything plugs into it and it relays informationbetween everything.
Keyboard
Function: To enter data into the computer
Connection to a network
or the internet
Function: To transfer data from the network or internetto the computer and/or back again.
Display Monitor
Function: Outputs data in human readable form onto a screen
Disk Drive
Function: To store data
Random Access Memory
RAM
Function: The main memory within a computer. It holds active information such as data and programs that can be written over and changed
Read Only MemoryROM
Function: This is Read Only memory. It can not bechanged.For example, it stores instructions on starting up the computer and stores the programmes such as Microsoft Office and Photoshop, etc.
Printer
Function: Prints the output data onto paper (hard copy)
Digital Camera
Function: Captures data and stores it in digital form
Scanner
Function: Converts a picture into digital form so thecomputer can process it
Modem
Function: A modem allows a computer to talk to other computers through the phone system
Mouse
Function: Input data by:* moving the mouse which moves the cursor* clicking buttons
Types of DevicesInput - An input device is a piece of hardware used to input information/data into the computer.Storage - Storage devices hold information. They operate just like a filing cabinetOutput - Outputed information can be displayed as screen information, printed on paper, or outputed as sound.Processing - main function is to process instructions, manage the flow of information through the computer system, and perform calculations.Data Transfer - Any cable that transfers information between computers, storage, internet, etc. Return to Task 1