Introduction to How PCs Work - How PCs Work. The word computer refers to an object that can accept some input and produce some output. In fact, the human brain itself is a sophisticated computer, and scientists are learning more about how it works with each passing year. Our most common use of the word computer, though, is to describe an electronic device containing a microprocessor. A microprocessor is a small electronic device that can carry out complex calculations in the blink of an eye. You can find microprocessors in many devices you use each day, such as cars, refrigerators and televisions. The most recognized device with a microprocessor is the personal computer, or PC. In fact, the concept of a computer has become nearly synonymous with the term PC. When you hear PC, you probably envision an enclosed device with an attached video screen, keyboard and some type of a pointing device, like a mouse or touchpad. You might also envision different forms of PCs, such as desktop computers, towers and laptops. The term PC has been associated with certain brands, such as Intel processors or Microsoft operating systems. In this article, though, we define a PC as a more general computing device with these characteristics: designed for use by one person at a timeruns an operating system to interface between the user and the microprocessorhas certain common internal components described in this article, like a CPU and RAMruns software applications designed for specific work or play activitiesallows for adding and removing hardware or software as needed. PCs trace their history back to the 1. Ed Roberts began to sell computer kits based on a microprocessor chip designed by Intel. Roberts called his computer the Altair 8. Popular Electronics ran a story about the kit in its January 1. Thus, the era of the personal computer began [sources: Cerruzi, Lasar]. While the Altair 8. Apple II a couple of years later that signaled the start of the PC as a sought- after home appliance. The Apple II, from inventors Steve Jobs and Steve Wozniak, proved that there was a demand for computers in homes and schools. Soon after, long- established computer companies like IBM and Texas Instruments jumped into the PC market, and new brands like Commodore and Atari jumped into the game. In this article, we'll look inside the PC to find out about its parts and what they do. We'll also check out the basic software used to boot and run a PC. Official Learn4Good Site: Free simulation games online for PC / computer, no download required. Play building, driving, airplane flight computer simulation games for. 'Discover How YOU TOO Can Easily Make An Average Of $39,063 A Year Enjoying Yourself As A Professional Video Game Tester Getting Paid To Play Video Games! IWin offers the best PC games, with free download games added daily. Find over 2500 relaxing and challenging games across a variety of genres, including hidden object. Then, we'll cover mobile PCs and examine the future for PC technology. Quia Web. Create your own educational games, quizzes, class Web pages, surveys, and much more! Explore millions of activities and quizzes created by.
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