An operating system (OS) is a collection of software that controls the operation and basic function of a computer. Examples of operating systems include Windows (7, 8, 10, etc.) , Mac (OS X, etc.), ...

Best Buy is offering a great deal on a well equipped Alienware laptop. For Friday and Saturday only, you can get the Alienware m16 R2 RTX 4070 gaming laptop for just $1,374.99 shipped. That's $120 ...