An input device is a piece of hardware that sends data to the computer. An input device's function is a program that manipulates the incoming data. For example, digital camera filters are functions that manipulate the look of the image that comes into the computer.The...
2. Mouse: The mouse is also the main input device. With which the pointer on the computer screen is controlled. That is why it is also called a pointing device. Mouse is used to open, close, drag and drop files,icons on a computer. The use of the mouse has increased a lot with t...
As the name suggests, input/output devices can send data (output) to a computer and receive data from a computer (input).Examples of input/output devices What are I/O device errors? What can fix I/O errors? Related I/O device pages....
The trackball is an alternative computer input device that functions similarly to a mouse. It looks like a ball and has a few buttons on top. A normal handling position involves your thumb being on the ball and the other fingers on its buttons. Advantages of the trackball over the mouse: ...
With files opened forBinaryaccess, an attempt to read through the file using theInputfunction untilEOFreturnsTruegenerates an error. Use theLOFandLocfunctions instead ofEOFwhen reading binary files withInput, or useGetwhen using theEOFfunction. ...
Joystick - A joystick next to the computer or on a wheelchair to control a mouse pointer. In addition to your hand, a joystick can be operated using your arm, chin, foot, lips, or tongue. Voice recognition - Using your voice to control computer functions and typing.Related...
14. Can a device function as both an input and output device? Yes, there are devices that can act as both input and output devices. Examples include touch screens, CD and DVD burners, and USB data carriers that can input data into or out of the computer as needed. ...
Manage caching of sampled control values. Sampling a set of control values directly from a device object is one of three ways to get control values. (The other two ways use thevaluemethod on theGameInputControlclass, and are described there.) Sample caching is useful when you need to access...
Documentation Examples Functions Blocks Apps Videos Answers videoinput Create video input object expand all in pageDescription A videoinput object represents a connection between MATLAB® and an image acquisition device. Creation Syntax vid = videoinput(adaptor) vid = videoinput(adaptor,deviceID) vid...
No, an output device cannot change the information; it only displays or outputs data as it receives it from the computer. 9 Do output devices require external power to function? Most output devices, like monitors and printers, require external power to operate. 8 What are some examples of ou...