Topic 4 - Input And Output Devices Flashcards
What are Peripheral devices?
Peripheral devices are hardware devices that are not essential to the running of a computer system, but that connect to the system and provide additional functions.
What is the most common peripheral devices?
The most common types are input and output devices
list 7 input devices
Keyboard
Mouse
Scanner
Graphics table
Microphone
Webcam
Sensor
What is the feature of a Keyboard?
Its made up of keys to input alphanumeric
characters and symbols
What is a keyboard used in?
Writing a report
Inputting into a database
What is the feature of a Mouse?
A pointing devices used to select items on screen
What is a Mouse used in? Give an example
Navigating a user interface
e.g. by clicking on icons
What is the feature of a Scanner?
It converts hard copy text or images into a digital form
What is a Scanner used for?
Inputting a photo used for editing on a graphics software
What is the feature of a Graphics table?
It controls the computer by using a stylus on a tablet
What is a Graphic table used for?
its used for creating digital illustrations
What is the feature of a Microphone?
It converts analogue signals (sound waves) into electrical signals to be sent to the sound card which converts analogue
Examples use of a microphone
Talking on VOIP software
Video recording
What is the feature of a Webcam?
It inputs video and still images directly into a computer
Examples use of a Webcam
Video conferencing
