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Understanding Computer Components for Beginners

Explore the essential hardware components of a computer system, including CPU, memory, hard disk, and more. Learn how these parts work together to make your PC function efficiently. Start your journey to computer literacy today!

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Understanding Computer Components for Beginners

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  1. The Parts of a Computer Cheltenham Courseware

  2. System Unit • The main PC box which houses the various elements which go together to make up the PC. • Contains items such as the computer memory, hard disk and DVD drives.

  3. System or Mother board • Contained within your system unit • The CPU is normally housed on your system board • Items such as the hard disk are attached to the system board, either directly or via cables.

  4. Screen • TV type screen on which you view your programs. They are supplied in different sizes, common sizes range from 15" to 21" screens. • Poor quality or badly maintained monitors can harm your eyesight.

  5. CPU • One of the most important components within your computer • Determines how fast your computer will run and is measured by its GHz speed

  6. Memory (RAM) • RAM (Random Access Memory) • Is where the operating system is loaded to when you switch on your computer and also where your applications are copied to when you start an application, such as a word processor or database program.

  7. Keyboard • Allows you to type information into the computer

  8. CPU • One of the most important components within your computer • Determines how fast your computer will run and is measured by its GHz speed

  9. Hard Disk • The main storage area within your computer. • Used to store your operating system, your application programs (i.e. your word processor, games etc) and your data. • Hard disks are installed within the system unit of your computer.

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