Computers :: essays research papers

When you book of facts the word "technology," most people think about computers. Virtu everyy every(prenominal) facet of our lives has some computerized component. The appliances in our homes have microprocessors built into them, as do our televisions. Even our cars have a computer. But the computer that everyone thinks of first is typically the personal computer, or PC.A PC is a general aspiration tool built around a microprocessor. It has lots of different separate -- warehousing, a hard disk, a modem, etc. -- that work together. "General take" means that you sess do many different things with a PC. You can use it to type documents, send e-mail, browse the Web and play games.In this article, we will talk about PCs in the general sense and all the different parts that go into them. You will learn about the variant components and how they work together in a underlying operating session. Youll in addition find out what the future may hold for these machines.L ets take a look at the main components of a typical desktop computer.* fundamental bear upon unit (CPU) - The microprocessor "brain" of the computer system is called the central processing unit. Everything that a computer does is overseen by the CPU.* Memory - This is very fast terminal used to hold data. It has to be fast because it connects presently to the microprocessor. There atomic number 18 several specific types of stock in a computero Random-access memory (RAM) - Used to temporarily store information that the computer is presently working witho Read-only memory (ROM) - A permanent type of memory storage used by the computer for important data that does not changeo Basic input/output system (BIOS) - A type of ROM that is used by the computer to establish basic communication when the computer is first turned ono Caching - The storing of frequently used data in extremely fast RAM that connects directly to the CPUo Virtual memory - Space on a hard disk used to t emporarily store data and flip-flop it in and out of RAM as needed otherboard - This is the main dress circle board that all of the other internal components connect to. The CPU and memory are usually on the motherboard. Other systems may be raise directly on the motherboard or connected to it through a collateral connection. For example, a sound card can be built into the motherboard or connected through PCI.