A computer or computer system is a set of tools that helps you perform information related task. So your computer is a set of tools that can help you surf the Web maintaining an address book, prepare a report for class, keep a checkbook, create slides for a presentation, and even play video games.
Most importantly, your computer is a set of tools that you need to work better and more efficiently. It's rather like owning a car. It, too, is a set of tools that helps you go from one place to another. You need a string will, the gas pedal, the tires, engine, and all the other parts of your car to get anywhere. Likewise, all the tools that that make up your computer are necessary and important.
Your computer contains two major sets of tools, software and hardware, and within the two. You can categorize various tools as follows: software, application software, system software, hardware, input devices, output devices, CPU and RAM, storage devices, telecommunications devices, hardware connections. A system or computer can come in a variety of sizes and shapes. In today's society, the business world has allowed you to find the right computer that will support and that will process needs of millions of people simultaneously. These type of computers are called minicomputers, mainframe computers, and super computers that allow millions of people to surf and work simultaneously. If you have a personal preference there are a wide range of options including desktop computers, the notebook computers, and also digital assistants.
Software is the set of instructions that your computer hardware executes to process information for you. If you make a list of the reasons why you want a computer, those reasons will focus mainly on software. For example, you may see a, I want to keep a home budget, write term papers, generate graphs, and surf the net. You certainly wouldn't say, I want to use a mouse. Of course, you may say, I want to print high quality documents, so I can turn them in for school projects. But you have to create those documents first, and you do. That's using software.
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Many areas that you use to do your work will have to do with software and application programs. These are the two category programs that exist on a computer. This system has a system software, which is the software that details how your computer will carry out specific tasks. These tasks will include getting your computer up and going when you turn it on and began riding information onto a disc, or even checking for different viruses that may attach himself to your computer hard drive, and a host of other activities that will happen as you begin to use your computer war. The reason the system software deals with technology specific tasks is the layer of software closest to your computer.
Application software is the software that allows you to perform specific tasks such as writing a term paper, surfing the web, keeping a home budget, and creating slides for a presentation. Because application software deals with specific information related task you want to perform, we say that it's the layer of software closest to you
