Q. A fork system call will fail if

View solution

Q. Which of the following remarks about system calls, library functions and UNIX commands are true?

View solution

Q. Choose the correct statements

View solution

Q. Which of the following are not system calls?

View solution

Q. Which of the following fields in the structure stat, has information about the permission setting of a file?

View solution

Q. Choose the correct statement:

View solution

Q. truncate needs the ___ of the file as an argument but ftruncate works with _______

View solution

Q. Which of the following system call is used for truncating a file?

View solution

Q. Which of the following offset is used with lseek system call to set the offset pointer to the end of the file?

View solution

Q. ____ system call is used for positioning the offset pointer.

View solution

Q. write system call returns -1 when ___________

View solution

Q. ____ system call is used for writing to a file.

View solution

Q. close system call returns ____

View solution

Q. Which of the following system call is used for closing a file?

View solution

Q. open system call returns the file descriptor as ___

View solution

Q. Which of the following mode is used for opening a file in both reading and writing?

View solution

Q. There are ___ modes of opening a file.

View solution

Q. Which of the following system call is used for opening or creating a file?

View solution

Q. For reading input, which of the following system call is used?

View solution

Q. The chmod command invokes the ____ system call.

View solution