types of computer and defination

Jul 7th, 2015
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California State University - Bakersfield
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What is a computer? Computers are not intelligent; they are tools that follow instructions perfectly and quickly. They follow instructions from the user and from the computer programmer. Applications (word processors, video games, etc.) are sets of instructions. Types of Computer How many types of computer do you know? The use of computers is so widespread that many different types of computer have appeared. Some are easy to transport, some aren't. Desktop computer. This is the most used type of computer in offices. It's big and heavy. It's the cheapest but it consumes lots of energy.

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ComputersIn this topic we're going to study the fundamental parts of computers and what functions they haveIn general terms, the function of computers is to take in data that is inputted by peripherals (keyboard, mouse, stylus etc), process this data using a programme (software) and send it to the exterior again using another peripheral (printer, monitor, storage disk etc.) What is a computer?Computers are not intelligent; they are tools that follow instructions perfectly and quickly.They follow instructions from the user and from the computer programmer.Applications (word processors, video games, etc.) are sets of instructions.Types of ComputerHow many types of computer do you know?The use of computers is so widespread that many different types of computer have appeared. Some are easy to transport, some aren't.Desktop computer. This is the most used type of computer in offices. It's big and heavy. It's the cheapest but it consumes lots of energy.Laptop computer. Because lots of people want these computers, production costs have gone down and they are more commonly used in the home. They use less energy but they are a bit more expensive.Media Center. You can watch tv, see photos, connect to the internet etc.PDA (personal digital assistant). It's possible uses are limited by its size. It is commonly used when mobility and space are important.Computers: PartsComputers are composed of two important parts: hardware and software.Hardware is the ele

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