The Desktop Computer :: computers technology Technological Essays

The Desktop Computer When you mention the word technology, most people conceive about computers. Virtually every facet of our lives has some computerized component. The appliances in our homes sop up microprocessors built into them, as do our televisions. Even our cars have a computer. that the computer that everyone thinks of first is typically the personal computer, or PC.A PC is a general-purpose tool built around a microprocessor. It has lots of various parts - stash away, a inviolable disk, a modem, etc. - that work together. universal purpose means that you can do many different things with a PC. You can use it to type documents, send e-mail, browse the Web and assume games. On the InsideLets take a look at the main(prenominal) components of a typical desktop computer. Central processing unit (CPU) - The microprocessor wiz of the computer frame is called the central processing unit. Everything that a computer does is overseen by the CPU. Memory - This is very fast s torage used to hold data. It has to be fast because it connects outright to the microprocessor. There be several specific types of memory in a computer Random-access memory (RAM) - Used to temporarily store education that the computer is currently working with Read-only memory (ROM) - A aeonian type of memory storage used by the computer for all important(predicate) data that does not change Basic input/output system (BIOS) - A type of ROM that is used by the computer to corroborate basic communication when the computer is first turned on Caching - The storing of much used data in extremely fast RAM that connects promptly to the CPU Virtual memory - Space on a hard disk used to temporarily store data and swap it in and out of RAM as needed Mother plank - This is the main circuit board that all of the other internal components connect to. The CPU and memory are usually on the motherboard. Other systems may be found directly on the motherboard or committed to it through a seco ndary connection. For example, a sound card can be built into the motherboard or connected through PCI. Power supply - An electrical transformer regulates the electricity used by the computer. Hard disk - This is large-capacity permanent storage used to hold information such as programs and documents. Operating system - This is the basic software that allows the exploiter to interface with the computer.