INTRODUCTION TO COMPUTERS
COMPUTER SYSTEMS AND COMPONENTS
|
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
|
|
|
Input
|
|
|
Output
|
|
|
Storage
|
|
|
Input, Output, and Storage
|
Detailed explanation-1: -scanner, also called optical scanner, computer input device that uses a light beam to scan codes, text, or graphic images directly into a computer or computer system.
Detailed explanation-2: -The statement is false as a scanner is not an output device. A scanner is used to send information to the computer, which makes it an input device.
Detailed explanation-3: -A scanner is a device that captures images from photographic prints, posters, magazine pages and similar sources for computer editing and display. Scanners work by converting the image on the document into digital information that can be stored on a computer through optical character recognition (OCR).
Detailed explanation-4: -When referring to hardware, a scanner, image scanner, or optical scanner is a hardware input device that optically “reads” an image and converts it to a digital signal.