The words from your conversation aren’t stored on the phone. When you are talking to someone on the phone, the person on the other end hears what you are saying, but then your words are gone. Lesson 4: How Computers Store Information But unlike the toaster, the computer can do a lot more for us. The key thing to remember is this: Both a computer and a toaster have four basic components to how they operate (input, storage, processing, and output). It is what makes the computer such a versatile machine. The microprocessor reads and performs different tasks according to what the software instructs it to do. The microprocessor is the device in the computer that performs most of the tasks we ask the computer to do-from playing online games to searching the internet. In contrast, all a toaster can process are types of bread.Īnother significant difference is that a computer has a microprocessor. Software gives the computer the ability to process many kinds of information. These physical parts are called hardware.īut only the computer has something called software that enables it to figure out what to do with the input you give it. A computer has a keyboard, trackpad, and monitor. A toaster, for example, may have a dial to select how long to toast and a lever you push to start the toasting cycle. Output: The toast pops out, ready to eat.īoth a toaster and a computer have physical parts you can touch.Processing: The toaster toasts the bread.
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