What changes occur to address space, pages and segments of a process when we allocate memory at runtime using malloc()/calloc()/realloc() system calls, on Linux and Windows? What happens to address space, pages and segments when we free() those allocated memory.

can this algorithm have same number[i] values or t[i] value even after having while(choosing[j]) condition below if yes then what is use of this condition when i researched i found that it can theoretically have same values but not practically can anyone explain why choosing=true/false is done here then?

環境はMac OS 11です。
ある日突然Visual Studio Codeが起動しなくなりました。
アイコンをクリックしても1〜2回ジャンプして終了してしまいます。
あと1週間で納品しないといけないデータがあり焦っております。
教えていただけると、とてもとてもありがたいです。

I’m currently learning about operating systems, and would like to know some real world examples where it’s ideal to use thread switching and real world examples where process switching is ideal and why?

Code stop on errorhook accidenttally( CurrentError is A5 04 04 )
(E_OS_LIMIT,caused by default_init_task)

What are the differences between kernel and drivers, both being sets of instructions for hardware?
How can one develop a kernel for beginners with any video?

when i open or restart main machine power toys preview show that a application is running with admin privileges .I need to find the process id and file location of that process .or alternatively you could recommend a good virus scanner because I think my machine is having a virus

so as long as the hardware is able to run Windows 10 would it be possible to make some kind of script that automatically moves boot,efi,sources and whatnot into your c drive and removes the other stuff will this mean that my c drive will boot into a windows 10 installer when i reboot? (even on a really old os)