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Knowledge Of ICT Components

This guide provides an overview of the essential ICT components that form the basic architecture of a computer. It covers key elements, including input devices (keyboard, mouse), the central processing unit (CPU), storage devices (hard disk, CD-ROM, DVD), and output devices (visual display unit, speakers). Learn the functions and interrelations of these components to gain a comprehensive understanding of how a desktop PC operates, including the advantages and disadvantages of various devices. Perfect for beginners and those looking to enhance their computer literacy.

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Knowledge Of ICT Components

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  1. Knowledge Of ICT Components

  2. Block Diagram Of Basic Computer: Input devices Central processing unit (cpu) Storage devices Output Devises

  3. Desktop PC CD-ROM input DVD drive –(backing store or input/output) USB slots (backing store or input/output) Central processing unit (CUP) Visual Display unit (VDV) –output Computer tower containing hard disk unit (backing store) Speakers- input Keyboard-Input Mouse – input

  4. Keywords: CPU - Central Processing Unit VDU - Visual Display Unit CD-ROM – Compact Disk-Read Only Memory DVD - Digital Versatile Disk RAM – Random Access Memory ROM – Read - Only Memory BIT – Binary Digit MG - Megabyte GB - Gigabyte LCD – Liquid Crystal Display DPI – Dots Per Inch OCR – Optical Character Recognition SVGA – Super Video Graphics Array PPM – Pages Per Minute CD-R – Compact Disk - Recordable CD-RW – Compact Disk- Rewritable WORM – Write - Once Read - Many GUI – Graphical User Interface WIMP – Windows,Icons,Menus,Pointers

  5. Input Devices Advantages/Disadvantages Device Features

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