Friday, January 4, 2008

Types of Networks

There are many types of networks used by businesses and organizations. Since each business and organization has its own needs, each network is unique.

Network Size
The size of a network can often determine which type of network a business or organization should use. Different ways. For example, a network with over 1,000 users is organized differently and requires a variety of components not found on a network with only five users.

Network Cost
The Size and type of a network determine its cost. The larger the network, the more costly the network is to build, set up and maintain. In addition to needing extra hardware and cables, a larger network also requires specialized cabling and computers to link users and devices that are far apart.

Local Area Networks (LAN)
A Local Area Network (LAN) is the most common type of network found in businesses. Local Area Networks connect computers and devices located close to each other, such as in one building. Local Area Networks connect from as few as two computers to usually no more than 100 computers.

Metropolitan Area Networks (MAN)
A Metropolitan Area Network (MAN) is collection of LANs. Metropolitan Area Networks connect computers located in the same geographic area, such as a city or town. For example, a college may use a Metropolitan Area Network that connects the LAN on each campus throughout a city.

Wide Area Networks (WAN)
A Wide Area Network (WAN) connects Area Networks and Metropolitan Area Networks together. The networks that make up a Wide Area Network may be located throughout a country or even around the world. When a single company owns and controls a Wide Area Network, the Wide Area Network is often referred to as an enterprise network. The Internet is the largest Wide Area Network.

Tuesday, January 1, 2008

What is a Network?

A network is a group of connected computers that allow users to share information and equipment.


Network Size
A network can be any size. For Example, connecting two home computers so they can share data creates a simple network. Companies can have networks consisting of a few dozen computers or hundreds of computers. The Internet is the world,s largest network and connects millions of computers all over the world.


Logging On

Network users are usually required to identify themselves before they can gain access to the information on a network. This is known as logging on. Each user must enter a personalized user name and password to access a network. By keeping this information secret, users can prevent unauthorized people from accessing the network.


Sharing Information
You can use a network to share information with other people. Information can be ant form of data, such as a document created in a word processing program, a picture drawn in an imaging application or information from a database. Before networks, people often used floppy disks or any other storage device to exchange information between computers, which was a slow and unreliable process. With networks, exchanging information between computers is quick and easy.


Sharing Resources

Computers connected to a network can share equipment and devices, called resources. The ability to share resources the cost of buying computer hardware. For example, instead of having to buy a printer for each person on a network, everyone can share one central printer.


Sharing Programs

Networks allow people to access programs stored on a central computer, such a s a spreadsheet or word processing program. Individuals can use their own computers to access and work with the programs. By sharing a program, a company can avoid having to install a copy of the program on each person's computer.

Monday, December 31, 2007

Searching For The Free Software Directory

If you are constantly browsing the internet in order to find Download free software, you will have to take your time because its finding is not likely to be an easy task. Most business companies are likely to consider thus type of free payroll software as the perfect tool in order to increase their selling opportunities. This software should be regarded in a whole new light because it is not the perfect solution when there are some businesses involved along the process. The payroll software is used in order to process all the employee payrolls in an e3asier manner without having to worry about too many details. The software will also help the company in order to track the vacation time and tax withholding; there are plenty of benefits when it comes to using the Free software directory on a regular basis.

But if you are interested in finding a Download free software just for your personal use, you should be aware that this finding can be transformed into a daunting task in case that you do not provide yourself with all the available resource that are to be found on the internet. You will also have to make sure that you can rely on a particular program without being scared by the potential viruses that can be brought along when downloading a particular program.

For instance, you may search for the so called open source software that can provide you with all the programs you need for your personal computer; this software is normally free when it comes to its usage and all the source codes will also be available for you. These codes are available for every user who is interested in redistributing, modifying or using them for his personal needs. The user can also take advantage of the unlimited freedom when it comes to using these open sources; but they are plenty of people who remain quite reluctant to using the online open sources on a regular basis. The Free software directory is not to be regarded as a menace anymore; on the contrary, you should become fully aware of all its opportunities.

The traditional idea that states that a value of every piece of software is likely to depend on the price you pay in order to get it is totally wrong; this is simply not the case when it comes to the modern techniques that can be provided by the internet. The Download free software is to be use without having to worry about its value; it is going to work for sure because it is especially designed in order to provide quality services for every user who is confident enough in order to use it. The Free software directory is not likely to come along with inferior quality; on the contrary, the open source is to be trusted for its quality services because they can be even better than the ones being provided by the paid sources.

The open sources will allow the constant sharing of information as well; the computing community will be able to stay in close contact to everything that is likely to happen in the virtual world because it will take advantage of real freedom when it comes to customizing the already existing source codes. These changes will be performed according to the user’s preferences and every user should be aware that free does not stand for inferior. The Free software directory is to be used relied on because it can provide you with all the information you need.

The open source is also blamed for the opportunities that can be provided thanks to its services; people are not familiar with the concept of free usage. On the contrary, they are used to pay for all the intellectual rights n order to use a particular program. They are not likely to rely on an open source that is free because they do not trust this type of service that can actually spare their time and money if properly used. But sometimes the open source is not as free as you might think in the beginning; there are some cases when this source will have to advertise a certain company in order for the users to be able to take advantage of all its programs and source codes. The open source can also advertise a particular product in order to sell it to the visitors who are accessing the Free software directory on a regular basis.

Actually, nothing is likely to come completely free of any charge; even the simplest articles that are used in order to create the web content are not totally free because a company is likely to use them in order to advertise its services or products. However, you will have to learn to appreciate the quality things and you will not have to stay away from a particular directory that can be very helpful for you just because it is free of charge. You will have to learn how to trust the free directories that are offering downloads in order to enjoy things that are not likely to be available forever.

By: Ckint Jhonson
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