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Chapter Profile Chapter Profile
Keyboard
A keyboard is the main input device for computers.
You can press the keys on it to input data in the
form of words and numbers.
Keyboard
Mouse
A mouse is a pointing device that allows you to put data into a
computer by using the point, click and drag and drop actions. It
controls the movement of the pointer on the screen. It is used to
move and select icons, files and folders on your computer. It can
Mouse also be used to draw pictures.
Scanner
A scanner is a device that helps to input printed pictures
and text into the computer by converting them into digital
form. Some popular types of scanners are:
Scanner
Barcode Reader Flatbed Scanner Sheetfed Scanner
Webcam
A webcam is a digital video camera connected to a computer. It helps to put
your image into the computer.
Webcam
Graphic Tablet
A graphic tablet allows to directly draw on a computer
screen. The device consists of a flat surface upon which you
can draw with an attached stylus, which looks like a pen.
Graphic tablet
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