Shareware is when you are given a URL from your downloading the version of the software; but if you were to get the free trial version, you are probably going to be given registration key that will unlock the registered version, which was hiding behind the free-trial version. Shareware can sometimes shut itself down when the trial period ends, but others keep on reminding you to register every time you launch software during the time period.Freeware is software that is provided on the Web at no charge. Freeware can be distributed at no charge at any site. This can give a person who has a website the ability to increase the traffic on their web site by putting freeware as another visiting site on their website. So the difference between shareware and freeware is the shareware can be purchased for free but it will keep encouraging you to register, but freeware you can purchase for no charge and use it without it asking you to register for anything.
The difference between a P2P and a BitTorrent is that a BitTorrent has a tracker that coordinates file transfers between each machine. A P2P is the client/server using it simultaneously. The server is uploading and the client is downloading, they can do this at the same time. They are similar because they are both tracking the files in some way to the other person.
An installer is a setup utility that is used when a computer program requires multiple files in order to operate. You can package a computer program in an installer if it is a shortcut to windows or Mac, but remember that you need to locate the file in a good location.
ActiveX Installers are risky because you could lose every file in your hard drive, it the website tricks you into running a malicious ActiveX installer. This malicious ActiveX could also search your personal information and send the files out on the Internet to someone unknown without your permission. It could also send your e-mail address to countless spam operations. It could steal your credit card number if you were to put it in your computer, it could take your passwords. People continue to download ActiveX because it makes sure that software download is as simple as possible, it doesn’t ask you question it just downloads the file.