Computers
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Title: Computers

Essay Details:

Subject: Technology
Author: Betty L
Date: October 18, 2011
Level: University
Grade: A
Length: 2 / 547

Essay text:

You will learn about the various components and how they work together in a basic operating session. You'll also find out what the future may hold for these machines. Let's take a look at the main components of a typical desktop computer. * Central processing 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 storage used to hold data. It has to be fast because it connects directly to the microprocessor. There are several specific types of memory in a computer: o Random-access memory (RAM) - Used to temporarily store information that the computer is currently working with o Read-only memory (ROM) - A permanent type of memory storage used by the computer for important data that does not change o 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 on o Caching - The storing of frequently used data in extremely fast RAM that connects directly to the CPU o Virtual memory - Space on a hard disk used to temporarily store data and swap it in and out of RAM as needed # otherboard - This is the main circuit board that all of the other internal components connect to...

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