The Open Systems Interconnection Model (i.e. OSI Model) is a standard reference model for connecting computers on a network. It divides network protocol design and communications into seven different layers. Each layer in the model is designed to provide services to the layer above [...]

One of the most used concepts in information technology, change management is very helpful to organizations that are in search for solutions to problems related to the inefficient functioning of computer systems and infrastructure. The development of this term is usually associated [...]

There are different reasons why a runtime error message will appear. Usually it will be preceded by a system slowdown. Here are some of the most common reasons and how to overcome them. Requirements CD or DVD (for backing up files) CD or DVD software installer Pen and paper (for [...]

A special image that is consisted of photographs of planets like the Earth taken by artificial satellites, satellite imagery has useful applications in various areas of studies like biodiversity conservation, education, military intelligence, agriculture, warfare and forestry. This [...]

E-book readers and other portable devices really hit the market big time. A few of the examples include the Amazon KindleDX and the Apple iPad. Each device has different feature making it unique with each other. Before you decide as to which one to purchase, let us know first the [...]

SCADA (Supervisory Control and Data) is a term denoting a computer system for managing data. It is a highly complex system but it is used in a variety of industries owing to its efficiency. Basic Functions Its fundamental role is gathering information. It does so by having sensors [...]

It doesn’t matter if you only use the Net occasionally. It’s crucial that you know how to remove Zlob because it is very destructive. Fortunately, there are proven methods that you can use. Requirements Antivirus software Anti spyware software Internet connection Web [...]

Modems are devices that are used to convert digital signals into analog signals and vice versa. When you sign up for an Internet connection you are usually sent a modem in the package. Your modem is the key equipment in order to get an Internet connection. The very first models of [...]

There are actually several ways you can now get or download Unix. The following are some of the places where you can obtain them. Search Engines The best place to start looking would be the search engines. They will point you to the most popular sites where you can get these [...]

Windows Media Video (also known as WMV) is one of the video file formats created and launched by Microsoft. This format is commonly used in High Definition Digital Video Disc as well as in Blu Ray Disc. Other codec that are associated with this format are WMV Image and WMV Screen. [...]