INTRODUCTION
A desktop personal computer is a most popular mode of personal computer. The system unit of the desktop personal computer can lie flat on the desk or table. In desktop personal computer, is usually placed on the system unit. A Purchasing a home or business computer can be a big and sometimes costly decision. Below is a listing of helpful suggestions for what to look for and ask when purchasing a home or business computer new or used.
NEW vs. USED
Today there are two options to b uy a computer, a new or used computer. Used computer are some time out of date, but you can buy it with very low price as compare to new computer, but I think branded or used computer are much stable than a new computer. Before purchasing a computer consider if you should purchase a new or used computer. Many individuals sell computer before they are out of date allow you to purchase a relatively decent computer. Before purchasing a new computer from a computer manufacture look at what is available and review the below precautions when purchasing a computer.
More Considerations
When purchasing a computer it is likely that you will have a general idea of what you may like in the computer or how you would like to configure the computer. Below is a listing of the various components likely to be found in a computer and recommendations and tips when considering any of the following components.
Case
Short recommendationGenerally there are two types of Computer Case are available in market, for Example Tower case and desktop case. The system unit of the desktop personal computer can lie flat on the desk or table and the monitor is usually placed on the system unit. An other model of the computer case is known tower. The system unit of the tower PC is vertically placed on the desk or table. But purchasing a computer case is generally not an important consideration when you are going to buy a Computer. However it depends upon the user needs and choice to building a computer case may find it important to consider the following considerations.
CD Media
CD-R -always will be an important consideration to think about when purchasing a new computer or used computer. A CD-writer or recorder (or simply CD-R drive) is used to write data on CD-R disks. Usually, a CD-writer can read information from CD as well as write information on CD, The locally produced CD-R disks are created with CD writer. The speed of these drives is up to 52X or more.CD-RW - You must have a CD-RW drive to write date on the CD-RW. These drives have read and write speed is up to 52X or more but the re-write speed is 10X or more. The CD-RW drive is advanced and more expensive than CD-R drive. It can write data on both CD-R and CD-RW discs and also read data from them
DVD - DVD stands for Digital Video Disk Versatile Disc. DVD-ROM is an extremely high capacity optical disc with storage capacity from 4.7 GB to 17 GB.
Hard DriveHard drives have and always will be an important consideration to think about when purchasing a new computer or used computer. Hard disk is most commonly used storage device in personal computers and laptop computers. Most application programs and operation systems require hard disk for installation and operation.
Processor
The computer processor is and will always be an important consideration when purchasing a computer. Processor is considered the brain of the computer. The CPU fetches instructions of program from main memory and executes them one by one. The speed of the CPU is measured in Mega Hertz or Giga Hertz and speed from 500 MHz to 3.4 GHz, it depends upon a user needs, that is why purchasing a processor is an important consideration when building or buying a computer. There are several considerations and additional information about what to ask and look for when purchasing a processor directly or already installed into a computer. YOUR COMPANY AD HERE
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