You mean software,use this term when you search online.Softwares are Microsft live messenger,Skype and so on.Try to search free software for picture organizing for example.Read this on wikipedia http://en.wikipedia.org/wiki/Free_software
Team viewer.
Trojan Horses
are there any other specific software programs applicationon your computer that you have found particularly useful
Some useful anti spyware programs include Malwarebytes and CCleaner. Both programs can be downloaded for free from various websites like FileHippo and CNET.
it is used to create or build new programs which are useful to us in a certain way
No. Some of them are broken.
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OpenOffice.org
Free program: Open movie editor Professional program: Sony Vegas Super Professional program: Adobe Premier, Adobe After Effect --------------------------------------------------------------------------------------------------- Some brands of computers factory ship video overlay / video edit programs with the computer. Contact you local computer user group as to what is available and how useful the various programs are for what you want to do
There are some available computer programs that can be downloaded to listen to free music. Programs such as iMesh, FrostWire, and BearShare allow their users to download and listen to music for free.
a calculator is a very useful tool... 234.62 you can find it on your computer click the menu, all programs, accessories, and calculator
Normally, those are referred to as the "application" programs. A computer may be running any number of programs, all at the same time. The operating system manages the system's resources, the network programs allow the computer to communicate with other computers, and the graphics programs help to display information visually on the computer monitor. None of those, by themselves, are useful to users. In order to perform a task, such as fill out a tax return, you need a program written to perform that application (hence, they are called "applications" or "application programs). These programs actually do something useful for a person, and they utilize (and communicate with) the others programs that are running on the computer in order to complete the desired task.
there are computer degrees online that are really useful. they also contain great tutorial programs. if extra help is needed there are other sites that will help you succeed in you path.