How to take screen shot of computer screen without using any Software?

Many people download softwares for taking screen shots of their Computer screen and it takes them much time to download. so I have brought a trick for you that how to take screen shot of your computer screen.

So let get started.....

1 : Press "PrintScreen/SysRq" button in the keyboard
2: Open Paint or any Image Editor like PhotoShop, Corel Draw etc and paste the screen shot there and save it.