Long form of a word ‘COMPUTER’
The word ‘COMPUTER’ is a short form for Common Operating Machine Purposely used for Technological apnd Educational Research.
POST process in a Computer
A Power-On Self-Test (POST) is a diagnostic routine that a computer or other electronic device runs immediately after it is powered on . This test checks the basic hardware components to ensure they are functioning correctly before the operating system (OS) is loaded. POST is crucial for detecting hardware issues early on and preventing the system from booting if there are critical problems . When power is turned on, POST (Power-On Self-Test) is the diagnostic testing sequence that a computer's basic input/output system (or "starting program") runs to determine if the computer keyboard, random access memory, disk drives, and other hardware are working correctly. If the necessary hardware is detected and found to be operating properly, the computer begins to boot. If the hardware is not detected or is found not to be operating properly, the BIOS issues an error message which may be text on the display screen and/or a series of coded b...
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