4 votes 4 votes Whether the following statement is true or false?? "The OS maintains scheduling and accounting information for each thread" Operating System operating-system threads + – akb1115 asked Aug 4, 2017 akb1115 633 views answer comment Share Follow See all 0 reply Please log in or register to add a comment.
Best answer 9 votes 9 votes if it is kernel level thread, then "The OS maintains scheduling and accounting information for each thread", but if it is user level thread, no such actions are taken by kernel, since user level threads are transparent to kernel joshi_nitish answered Aug 4, 2017 selected Aug 4, 2017 by akb1115 joshi_nitish comment Share Follow See all 2 Comments See all 2 2 Comments reply just_bhavana commented Aug 4, 2017 reply Follow Share Here "transparent" to kernel means the kernel isn't bothered by the activities performed by user level threads, right? Correct me if I'm wrong! 0 votes 0 votes joshi_nitish commented Aug 4, 2017 reply Follow Share transparent to kernel means, kernel know nothing about threads, kernel just know that there is some process but inside that process whatever threads are running, kernel dont know about that.. 2 votes 2 votes Please log in or register to add a comment.
0 votes 0 votes user level thread are scheduled by thread lib. so its not known to os but for kernal level its true abhishek tiwary answered Aug 5, 2017 abhishek tiwary comment Share Follow See 1 comment See all 1 1 comment reply sudhir singh commented Dec 16, 2017 reply Follow Share User level thread is implemented by thread library but kernel level thread is implemented by operating system.Also,kenel doesn't know what is happening with user level thread it execute user thread as process. 0 votes 0 votes Please log in or register to add a comment.