How does keyboard or other I/O devices work before operaing system boots?
How does keyboard and other I/O devices work before booting of OS.For example: when i have to choose which OS to boot at grub menu?
Because basic devices like the keyboard can be controlled by the BIOS.
Before the Operating System is loaded the BIOS is in-charge of controlling the the i/o devices.
Is it possible to create an OS that can run all application?
Can't understand Belady's anomaly
Paging: Basic, Hierarchical, Hashed, and Inverted
What is the difference between kernel stack and user stack?
Ridiculous Question, but can I have SAS return the computer's volume level?
Why is an operating system software loaded from hard disk than from a rom chip? [closed]
What sort of things can cause a whole system to appear to hang for 100s-1000s of milliseconds?
How to make an bootable iso(not cd or flash drive) for testing your own boot loader?
stack overflow method
How does communication occur in java through TCP sockets on the same machine
What happens when you overwrite a memory-mapped executable?
Valid characters for environment variables across operating systems
Instructions per sec for Operating systems
How often do deadlocks occur(about to occur) in an operating system
Why LRU doesn't suffer Belady's Anomaly?