Common operating systems include Windows and Linux for the PC and MacOS for the Macintosh. Typically, the prospective purchaser downloads the product from the internet or loads it from a disk, and gets a specified period of time before having to buy and register it. Swap file - Also know as virtual memory, this is a portion of your hard disk set aside for the operating system to use as a cache, basically to fool your system into thinking it has more RAM than it really does. Uninstaller - When you simply delete a program, you leave files scattered throughout the harddrive taking up valuable disk space. Virus - A program which reproduces and spread itself everywhere.
Malicious viruses can be dangerous to data.
It's wise to have an antivirus program on your computer. An amoticon is used to convey emotions such as joking, sarcasm or boredom by using keyboard characters. ECP - Error Correction Protocol. A technique used in modems to cancel out extraneous elctrical noise and repeat online transmissions when an error is made. Generally a document posted on the Internet or elsewhere for the specific purpose of helping new users.