INPUT DEVICES - Any device that an individual uses to give instructions to computer., INTERNAL HARDWARE - Examples are motherboard, CMOS battery, PSU, Fan, HDD, etc., VIDEO CARD - Improves graphics and display quality., RANDOM ACCESS MEMORY - Temporary memory that stores data and instructions while the computer is running., POWER SUPPLY UNIT - Converts electricity from the outlet into the right power the computer parts need to function safely., OPTICAL DRIVE - A device that uses a laser to read and sometimes write data on CDs, DVDs, or Blu-ray discs., GAMING KEYBOARD - It often has colorful lights, stronger keys, and extra buttons for faster gaming controls., CATHODE RAY TUBE - An older type of monitor that is big and heavy, shaped like a box., TOUCHSCREEN - A display that also works as an input device because you can touch it to control the computer., MOUSE - It senses the user’s motion and clicks, then sends them to the computer, 3D PRINTER - A special printer that creates three-dimensional objects by adding material layer by layer., INKJET PRINTER - A printer that sprays tiny droplets of liquid ink directly onto paper., OUTPUT DEVICES - The equipment that the computer uses to communicate information to the user., PLASMA - A flat-panel screen that uses small cells filled with gas that light up when electricity passes through., COMPACT KEYBOARD - A smaller keyboard with less-used keys (like the number pad)., LIQUID CRYSTAL DISPLAY - A flat, thin, and lightweight screen that uses liquid crystals and a backlight to display images., LASER PRINTER - Uses a laser beam and toner powder to produce fast and sharp prints, especially for large volumes., SPEAKER - A device used to produce audio that the users can hear., STORAGE DEVICES - Refers to all hardware capable of holding information either temporarily or permanently., CENTRAL PROCESSING UNIT - It is also called the brain of the computer., HARD DISK DRIVE - A storage device that saves all the data, programs, and files permanently., SOUND CARD - Enhances audio quality., MODEM CARD - Allows the computer to connect to the internet or networks., VIRTUAL KEYBOARD - A keyboard that shows up on a screen instead of being a physical device., MICROPHONE - a device that captures sound and changes it into an electrical signal so the computer (or another device) can understand it.,

IT9 Computer System

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