1) The shell used for Single user mode shell is:
2) Process information in the current shell can be obtained by using
3) Which signal is sent by the command “kill -9 ” ?
4) Which of the following values for STAT column of ps command is not true:
status R means running![]()
Status S means sleeping![]()
Status E means exited![]()
Status Z means zombie![]()
Answer : C Discuss
5) When a child process exits before the parent process exits, which of the following is true:
the child process becomes defunct![]()
the parent process becomes defunct![]()
if the parent process does not handle SIGCHLD, the child process becomes a zombie![]()
none of the mentioned![]()
Answer : C Discuss
6) The signal sent to a process when the Ctrl-C key is pressed is
7) we can change the priority of a running process using
nice![]()
renice![]()
priority cannot be changed for a running process![]()
only superuser can change the priority![]()
Answer : B Discuss
8) nohup is used to
automatically hang up the process after logout![]()
continue the process after logout![]()
create backgroung process![]()
manually hang up the process after logout![]()
Answer : B Discuss
9) User’s Primary Group id is listed in which file, at the time of creation of the user (On a standard Unix system)
10) The encrypted password of a user is stored in