Binary code is not a device. It is a numerical representation of data.
Yes, yes. Its both.
Binary code is not a device. It is a numerical representation of data.
A bar code printer or any kind of printer is an output device.
A bar code reader is an input Device. Although they sometimes output a visible light, the purpose is to gather data from a printed code and input that data into your system (computer, Point of Sale, etc.)
A bar code scanner is an input device. While it does contain a laser, the laser is used to read the data, not to communicate anything to the user. The bar code scanner reads the UPC codes into the cash register or point of sale system.
Input because it is sending data to the computer.
A bar code reader is an input Device. Although they sometimes output a visible light, the purpose is to gather data from a printed code and input that data into your system (computer, Point of Sale, etc.)
Red: Input ( + ) Black: Input ( - ) Green: Output ( + ) White: Output ( - )
Input - the reader is reading the bar code and putting the information into the computer
These are all example's of Data Input device's - as opposed to Data Output Device's like Monitor's, Projector's, Printer's etc.
No - an input device is a device that provides data input to a computer. A keyboard, mouse, microphone, and Web cam are examples of input devices. A monitor and speakers are examples of output devices. A set of detailed instructions given to a computer is called a program.
yes
A bar code scanner is an input device. While it does contain a laser, the laser is used to read the data, not to communicate anything to the user. The bar code scanner reads the UPC codes into the cash register or point of sale system.