Computer Fundamentals

Computer fundamentals A ready reckoner is an electronic machine that accepts selective tuition, stores and processes data into information. The electronic information bear upon system is able to work beca routine there be knowledge manual in its memory directing it. The parts of the reckon device that you bear see and touch, such as the keyboard , monitor lizard and the mouse ar called hardw ar. The instructions that direct the computing device ar called software or computer program Data which is vulgar facts that the user enter into the computer is called the input. This includes: words,numbers, sound and pictures. When the data is entered into the computer, the computer proessess the data to produce information which is output. For example, you enter 2+2 into the computer as data, the computer processes it and the result is 4 whichn is information. Computers are usually categorized into tierce general categories. Supercomputer the fastest, larges t, most muscular and the most dear(predicate) computer . Mainframe computer- this is a little smaller and less effective than the supercomputer, but like the supercomputer it is also costly .

Personal computer (PC) this is the computer that most people use in their quotidian lives. This computer is much smaller, less powerful and less expensive than the supercomputer and the mainframe computer. There are excoriate main types of personal computers . Macintosh (macs ) and the PC compatibles(PC). The main differences mingled with the two are the operating system and the processor they use. This fellowship of computer has two additional types of computers. These ar! e mobile computer and handled computer. The most favorite type of mobile computer is the laptop computer, and the handheld computer is a very small PC that you can drop in your hand.If you want to get a full essay, devote it on our website: BestEssayCheap.com

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