Wednesday, November 17, 2010

Desktop Computers - Components And Parts

By Sue Mitchell

Today 90% of the populations are using Computer because it is a very important piece of equipment that is used in business or at home have become a necessity for almost everyone. Through the Computer literacy is increasing as anyone who has one wants to know how to use it effectively about it. The systems of the Computers or PCs are designed to be used regularly but you can easily carry everywhere like to the mobile and the laptops. The components of the computer are fixed on one place owing to the large number of components of it.

Separate screens and keyboards are available with Desktop computers. The display screen on top to save space that is used a workstation which is used in earlier models. Some early models were almost as big as the room they were located in and absolutely huge. Then its size is reduced after the evolution of minicomputers and making them more like the size of refrigerators. It was not until the late 90's that the size of a single number on the workstation. The fully programmable workstations and HP 9800 were among the top teams fully programmable desktop size to be invented.

The components that were used played a very crucial role in turning them into fully programmable workstations. The motherboard plays the most important role within the workstations. The mother board decides on what kinds of components are to be used for the PC. It then directly supports the memory to be used and the processor to be supported by the PC. The mother board is the backbone of the PC, whereas the processor becomes the heart of the desktop computers. Processor determines the speed of the system. High speed enables the system to run faster and helps in getting the work done at a faster speed. Processing speed is measured in Gigahertz. It is assumed to have a processor with a high speed as it gets the PC running fast.

Memory is the device which plays an important role in running the program and computer cannot perform its work without memory device because the memory affects the performance of it directly. It is used to access the memory and all memory depends on RAM device. Your desktop performs smoothly on operating the various functions at a particular time owing to this greater access of the RAM. All data is stored in the hard disk device and a hard disk has the space available of around 160 GB that is extendable Hard disks. Here are external hard disks available as well and that is to have a great space to store data about all the information. That is why it reduces the risk about of losing the data consist of information.

The device Memory is to run the program in the computer and computer do not perform its work without the memory device and that is directly affects the performance of it that is also use to access to the memory. The memory device depends on the random access memory device. It is advisable to have greater access to the RAM for the desktop without problems in the functioning of a range of functions at a given time. Likewise, the hard drive is the device that stores all data in it. Usually, a hard disk has available space of 160 GB. Hard drives are renewable. A user can expand the hard drive to suit your preferences. In addition, there are external hard drives available. It is considered to have a large space to store all information and data. Therefore reduces the risk of losing data. The keyboard and the mouse also important components of it and these are designed to the compatible of the screen. Now keyboards, mouse and screens are also available which has wireless access data. The monitor is also its vital place for accessing data that is a source of displays the images and data. Now today monitors has two forms. In two forms one is the flat screen and another one is the cathode ray tube. Each completes and device has a vital role and has its own individual purpose for it.

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