CPU- Central processing unt
👉🏽RAM-Random Access Memory
👉🏽ROM- Read Only memory
👉🏽CD- compact Disk
👉🏽DVD-Digital Vedio Disk
👉🏽OCR-Optical Character Recognition
👉🏽OMR-Optical Mark Reader
👉🏽VDU- Visual Display Unit
👉🏽CRT-Cathod Ray Tube
👉🏽LCD-Liquid Crystal Display
👉🏽LED-Light Emmiting Diode
👉🏽USB-Universal Serial Bus.