Mell What are alternative input devices?
Alternative input devices are hardware or software solutions that allow users with a variety of impairments to access a computer in a different way.
What are the 3 categories of direct entry devices give 3 examples?
Three types of direct entry devices. Need it now
- Pointing Devices – an input device used to move the cursor on screen.
- Scanning Devices – input devices that can read documents in text, pictures or illustrations and translate them into a form that computer can store and read.
What are alternative input devices for the hands?
Some alternative input devices include touch screens, modified keyboards, and joysticks that direct a cursor through the use of body parts like chins, hands, or feet.
What are two types of input devices?
Input devices are broken down into 3 categories: keyboards, pointing devices, and Data-Entry devices.
What is assistive input and output technology?
Assistive technology products are designed to provide additional accessibility to individuals who have physical or cognitive difficulties, impairments, and disabilities. Alternative input devices allow individuals to control their computers through means other than a standard keyboard or pointing device.
What can be used as an alternative input device?
Alternative input devices: Some users may not be able to use a mouse or keyboard to work on a computer. These people can use various forms of devices, such as: Head pointers: A stick or object mounted directly on the user’s head that can be used to push keys on the keyboard. This device is used by individuals who have no use of their hands.
What are the different types of output devices?
OUTPUT DEVICES: Monitor (LED, LCD, CRT etc) Printers (all types) Plotters Projector LCD Projection Panels Computer Output Microfilm (COM) Speaker(s) Head Phone Visual Display Unit Film Recorder Microfiche
Which is the most common input device in a computer?
The most commonly used input device is a keyboard or mouse. Without which no work can be done. A computer works in a very simple way.
What are some types of assistive devices and how are they used?
Cognitive aids, including computer or electrical assistive devices, to help people with memory, attention, or other challenges in their thinking skills. 3