Already have an account? Get multiple benefits of using own account!
Login in your account..!
Remember me
Don't have an account? Create your account in less than a minutes,
Forgot password? how can I recover my password now!
Enter right registered email to receive password!
Assignment
General Control Flow/fork()
int main(int argc,char** argv){
.....
for(i = 0;i < 4;i++){
int ret_pid = fork();
if ( ret_pid < 0 ) exit(1); //this means fork() failed
else if ( ret_pid == 0 ) ! //this is the child
else ... //this is the parent (Controller)
}
return 0;
execlp()
Same thing applies when using exec, you just have to be explicit about it.
More execlp() and parameters
This is because the argument list must be null-terminated, just like any other string.
Makefiles
Makefile example
[target] : [dependency1] ! [dependencyn] [command to execute]
Many early operating systems regarded processes as different timesharing users. The process abstraction is a popular way to organize concurrent programs, but it is not the only cho
Define seek time and latency time. The time taken by the head to move to the appropriate cylinder or track is known as seek time. Once the head is at right track, it must wait
The hardware to support demand paging is as follows Page table: This table has the skill to mark an entry invalid though a valid-invalid bit or particular value of protectio
Q. What are two differences among user-level threads and kernel-level threads? Under what situations is one type better than the other? Answer: (1) User-level threads are un
Define multithreading The proficiency of an operating system to execute different parts of a program called threads simultaneously is called as multithreading. A thread is a fl
Did Abhinav agree to the initial timeline requested by Rebecca
Question : The file system is the most visible aspect of an operating system. It provides the mechanism for on-line storage and access to both data and programs of the operatin
Q. a number of systems automatically delete all user files when a user logs off or a job terminates unless the user explicitly requests that they be kept other systems keep all fil
Explain about paging? Answer: Paging is a memory-management scheme that permits the physical-address space of process to be noncontiguous. Paging avoids the considerable proble
What are the operations that can be performed on a directory? The operations that can be performed on a directory are Search for a file Create a file Delete a
Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!
whatsapp: +91-977-207-8620
Phone: +91-977-207-8620
Email: [email protected]
All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd