0 votes 0 votes Operating System operating-system + – hem chandra joshi asked Dec 12, 2017 hem chandra joshi 1.2k views answer comment Share Follow See all 5 Comments See all 5 5 Comments reply joshi_nitish commented Dec 12, 2017 reply Follow Share address space of child and parent process is same only if copy-on-write technique is used, in which child and original process share same address space until one of them perform write operation. 0 votes 0 votes hem chandra joshi commented Dec 12, 2017 reply Follow Share Tell me in reference of fork concept . 0 votes 0 votes joshi_nitish commented Dec 12, 2017 reply Follow Share yes, i have told with respect to fork() only, if copy-on-write is followed then after fork() call, child and process share same address space initially, but if copy-on-write is not allowed, then after fork(), entire process is copied to different location for child process in MM, and hence they both have different address space 0 votes 0 votes hem chandra joshi commented Dec 12, 2017 reply Follow Share What is meant by same address space? 0 votes 0 votes Shobhit Asati (tafr! commented Dec 12, 2017 reply Follow Share google for execlp() function, you'll know. 0 votes 0 votes Please log in or register to add a comment.
0 votes 0 votes I think Parents process and child process have same virtual address but physical address is different I have seen one of fork example air1ankit answered Dec 16, 2017 air1ankit comment Share Follow See all 0 reply Please log in or register to add a comment.