What is a wallpaper? or a background ?

What is a wallpaper? or a background ?

What is a wallpaper ?

The wallpaper is a background set to the desktop, personal computer, mobile, android mobiles, and even at the walls, at the walls of a hall, marriages hall, outside walls, in the hotel halls, at the homes, at the walls in the houses.

1920*1080

Wallpaper presentation

The wallpaper is a presentation that is a description of a background.

1920*1200

The wallpaper may be an image, images, a picture, set of pictures with alternate changes in seconds time.

The wallpaper background may also be a screen saver set to laptop screen or android mobiles screen.