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Mind map

Computing

1cmoore Computing GCSE English

Map content

Computing

Software
- Viruses
  - Malware
  - Trojans
  - Worms
  - Adware/Spyware
- Types of software
  - Off the shelf software
  - Proprietary software
  - Custom written software
  - Open source software
Computer hardware
- Input devices
  - Keyboard
  - Mouse
  - Microphone
- Output devices
  - Monitor
  - Speakers
  - Printer
- The motherboard
  - The CPU
    - Brain of the computer
    - Fetch-decode-execute cycle
    - Fetches instructions from the hard drive
  - FSB
  - BSB
  - Cache
    - Level 1 in the CPU
    - Level 2
    - Level 3
  - Arithmetic and logic unit
representation of data in computer systems
- Conversions
  - Binary
    - 8 bit
    - Only uses 1's and 0's
  - Denary
  - Hexadecimal
    - 16 bit
    - 1-9
    - A(10)-F(15)
- Sound
  - Microphone measures change in air pressure
  - Sample rate
  - Digital audio quality
- Image data
  - resolution
  - Metadata
  - Colour depth
  - Pixels
- Analogue and digital data
  - Digital data is used in things like computers, cameras and phones
  - Analogue data is in the fom of waves which you make when you speak
Fundamentals of a computer system
- Standards
  - Proprietary standards
  - Open standards
  - De facto standards
  - Industry standards
- Reliability
  - Mean time to failure (MTTF)
  - Avail

Information

Description: GCSE Computing Mind Map on Computing, created by 1cmoore on 21/05/2015.
Created by: 1cmoore
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