1.Scanner is an input device that captures text and pictures directly into the computer.

-A scanner is also known as optical scanner which is used to read data or information from a source and reproduces text as well as images.

2.Keyboard , mouse, joystick, etc are common input devices.

-input device are part of computer hardware which are used to provide data and helps to control signals to an information PROCESSING SYSTEM.

3.The Minimize button should be clicked to reduce a window to a button on the taskbar.

-The Minimize button is available AMONG the three buttons at the RIGHT end of the title bar. Minimize button contains small dash.

4.Output obtained on paper using a printer is called as hard copy.

-A printer is an output device which helps in printing paper documents and these printed documents are produced by a printer in the form of a hard copy.

5.Keyboard is an input device.

-keyboard is an input device which is used to enter characters and functions into the computer system with the help of pressing buttons, or keys.

6.The background of the desktop is called as wallpaper.

-wallpaper is known as the desktop background which contains desktop picture or desktop image or digital image such as a photo, DRAWING etc.

7.You can change settings of your computer by control panel.

-First of all, click the Start button and then select Control Panel.

-The Control Panel will appear. By clicking you can change desktop background or any other setting.