Question

A scanner is an output device similar to a printer, true or false?

• A. True
• B. False

Answer 1

The correct option is B False

A computer scanner is a digitizer, which is a type of input device . A scanner is only able to send information to the computer and cannot receive information from the computer like a printer.

1. The main function of the scanner is to scan or take a picture of the document, digitize the information and present it on the computer screen.
2. One of the main advantages of scanners are it relieves the burden of filing paper forms and simplifies document sharing.
3. The four common types of scanners are Sheet-fed, Handheld, Flatbed, and Drum scanners.
4. The most commonly used scanners at offices and homes are Flatbed scanner.
5. A QR code scanner is an optical scanning device that’s able to read QR codes. Most tablets and smartphones have built-in QR code scanners in their cameras.
6. A barcode reader (or barcode scanner) is an optical scanner that can read printed barcodes, decode the data contained in the barcode and send the data to a computer.