0 votes 0 votes Say initially my process P1 is running in user mode and now it executes say any system call then - Who will go into to SYSTEM mode, my process P1 or OS will go into system/kernel mode? thanks Operating System operating-system + – iarnav asked Apr 7, 2017 iarnav 417 views answer comment Share Follow See 1 comment See all 1 1 comment reply student2018 commented Apr 7, 2017 reply Follow Share I think when process have system call then Os gives that call operation to kernel after execution of system call kernel gives results of system call to Os and Os gives it back to process 0 votes 0 votes Please log in or register to add a comment.
4 votes 4 votes OS is always in system mode, so it will stay where it is, Process goes into the system mode. valar answered Apr 7, 2017 valar comment Share Follow See 1 comment See all 1 1 comment reply iarnav commented Apr 7, 2017 reply Follow Share thank you! 0 votes 0 votes Please log in or register to add a comment.