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Components of a Computer System
Description
12th grade Information Technology Mind Map on Components of a Computer System, created by Rashida Pryce on 12/10/2016.
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information technology
12th grade
Mind Map by
Rashida Pryce
, updated more than 1 year ago
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Created by
Rashida Pryce
about 8 years ago
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Resource summary
Components of a Computer System
Hardware
Definition: The physical components of a computer
CPU (Central Processing Unit): Processes all the information received from the hardware and software.
Motherboard: The main circuit board within a computer linking all of its main components.
RAM: The 'short-term memory of a computer where the data currently in use is kept. RAM memory is volatile.
Solid State Drive: Non-Volatile Memory storage used to store and access data, much like a computer RAM
ROM: the built-in computer memory that can only be read not written ex. the programming that runs the computer. ROM memory is non-Volatile.
Hard Disk Drive: Non-Volatile Storage where the computer main memory is stored. Contains moving parts.
Graphics Card: An internal board that creates a picture on a display.
Sound card: an expansion card used for producing sound on a computer.
Input and Output Devices
Output: any external device that receives data from the computer for output
Monitor
Speakers
Printer
Projector
Input: A device that sends data to a computer
Keyboard
Mouse
Webcam
Scanner
MICR
OMR
Storage Devices: Capable of storing data temporarily or permanently.
Magnetic Storage: data stored on a magnetized medium. Non volatile and cannot be written ore than once
Hard Disk Drive
Magnetic Tape drive
Cassete
Optical Storage: media is written and read using laser assembly. Some types are read-only, some can be written and read multiple times
Software
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