COMPUTER SCIENCE AND ENGINEERING
OPERATING SYSTEM
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Power On Self Test
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Power Off Self Test
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Program On Self test
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Program Off Self Test
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Detailed explanation-1: -What is POST(Power-On-Self-Test)? A power-on self-test (POST) is a set of routines performed by firmware or software immediately after a computer is powered on, to determine if the hardware is working as expected.
Detailed explanation-2: -Power-on self-test (POST) performs tests on workstation core components such as CPU and memory. POST checks low-level interaction between the CPU, caches, memory, JBus, and the I/O bridge chip. Typing the post command from the ok prompt initiates tests that check the CPU, I/O bridge chip, and memory modules.
Detailed explanation-3: -Tech ARP-Quick Power On Self Test. This BIOS feature allows you to decrease the time it takes to boot up the computer by shortening or skipping certain standard booting procedures. If enabled, the BIOS will shorten the booting process by skipping some tests and shortening others.
Detailed explanation-4: -If the power-on self-test is unsuccessful, it generates a beep code to indicate the error encountered and the computer will not boot up. All computer POST errors are related to hardware issues with one of the components in the computer.