YEAR 1 CO1 WEEK 26 BIOS + VM Flashcards
1
Q
Define booting.
A
Allows OS to be loaded from initial start up.
2
Q
What is the BIOS *in context of booting.
A
A small program which is responsible for booting up a computer.
3
Q
What is the first thing that happens in the booting process.
A
Power supply fires up.
Once steady output provided ‘Hardware Reset’ signal sent to CPU.
This contains a jump command to the starting address of BIOS start up program.
4
Q
What is the POST.
A
The Power On Self Test carried out as the BIOS checks on hardware and system health check.
Checks on if BIOS is corrupted, system chips are OK, process is OK, system memory is OK, keyboard is present and video display memory is OK.
