Hardware

Amber Turner
Mind Map by Amber Turner, updated more than 1 year ago
Amber Turner
Created by Amber Turner over 6 years ago
6
0

Description

ghnOFK

Resource summary

Hardware
  1. Output
    1. These get information out of the computer and tell the user what is happening within the computer
      1. Printers
        1. Uses to print text and images straight from the computer
        2. Speakers
          1. Output sound waves
            1. Some computers have built in speakers
        3. Input
          1. Input Devices are used to control the system or provide it with data so it can work
            1. The first computers used punch cards to input their data
              1. Pieces of card which contained holes to represent binary digits
              2. Some Examples
                1. Keyboards
                  1. Concept Keyboards
                    1. These are used in shops where the user can select one option from a number of standard options
                    2. QWERTY Keyboards
                      1. QWERTY Keyboards are the most common used
                        1. Most common way of entering information into a computer
                      2. Ergonomic Keyboards
                        1. The keys are positioned in a certain way for maximum comfort
                          1. Reduces risk of RSI - "repetitive strain injury"
                      3. Mouse
                        1. Popular way of controlling computer
                          1. Uses sensors to track the position of the the mouse and this moves the pointer on the screen
                          2. Touchpad
                            1. Popular way to input on laptops when mouses may be inconvenient
                              1. Some people find it harder to use than a mouse
                            2. Tracker ball
                              1. Moves mouse by rolling the ball on top
                                1. Reduces RSI
                            3. Graphics Tablet
                              1. Used when controller needs fine control over the pointer
                                1. Can be used by graphic designers, architects and photo editors
                              2. Scanners
                                1. Barcode scanner
                                  1. Used in shops, factories and manufacturing industries to read barcodes
                                  2. Flat bed scanner
                                    1. Used to scan images text from printed documents
                                  3. Microphone
                                    1. Record sound waves and convert analogue signals into digital signals which can be saved onto a computer
                                      1. Some laptops have microphones built in
                                    2. Sensors
                                      1. Sensors constantly check their surroundings for specific signals
                                        1. Some examples
                                          1. Light sensors Proximity Sensors Pressure sensors Sound Sensors Motion Sensors Temperature sensors
                                  Show full summary Hide full summary

                                  Similar

                                  Computing Hardware - CPU and Memory
                                  ollietablet123
                                  SFDC App Builder 2
                                  Parker Webb-Mitchell
                                  Data Types
                                  Jacob Sedore
                                  Intake7 BIM L1
                                  Stanley Chia
                                  Software Processes
                                  Nurul Aiman Abdu
                                  Design Patterns
                                  Erica Solum
                                  CCNA Answers – CCNA Exam
                                  Abdul Demir
                                  Abstraction
                                  Shannon Anderson-Rush
                                  Spyware
                                  Sam2
                                  HTTPS explained with Carrier Pigeons
                                  Shannon Anderson-Rush
                                  Database Replication
                                  Michael Mahfouz