Operating System #03 Programs & Processes, System Calls, OS Structure

preview_player
Показать описание
Operating System #03 Programs, Processes, Memory Maps, System Calls, Files, OS Structure

00:36 Process: Process is a program in execution which resides in RAM. Process comprises of executable instructions, stacks, heaps and state in OS. State contains registers, list of open files, related processes, etc.

06:41 System Calls: System call invokes a function in the kernel using a Trap. This causes processor to shift from user mode to privileged mode. On completion of system call, execution gets transferred back to user process.

08:40 System Call Vs Procedure Call

10:30 System Call Interfaces: System calls provide users with interfaces into OS.An OS support system calls which offer sophisticated features. But yet to be simple and abstract whatever is necessary.

13:37 OS Structure: Monolithic Structure, Microkernel
Рекомендации по теме
Комментарии
Автор

Wow man, your videos are some of the best I've seen so far. I am getting deep into IoT and these videos helped me a lot!! Thank you for sharing your incredible knowledge. It is people like you that make this world a better place!

AlucardHV
Автор

it was brilliant, it is very easy to understand

manisrinivas_hyd
Автор

The information is very well delivered. Great set of videos!

spreadingdeen
Автор

Is there a way we can get a copy of these slides?

swathid
welcome to shbcf.ru