⟩ Which option of the gcc is used to warn is padding is included in structure? a) -Wpadded b) -Wpad c) -Wpadding d) none of the mentioned
a) -Wpadded
a) -Wpadded
A user can change the default log-in shell using a) chmod b) chsh c) rmsh d) tchsh
Process information in the current shell can be obtained by using a) kill b) bg c) fg d) ps
If a program executing in background attempts to read from STDIN a) It is terminated b) It's execution is suspended c) STDIN is made available to it d) None of the mentioned
Which of the following identifiers associated with a process decide its privilege level a) uid b) suid c) euid d) gid
How to run a process in the background? a) & b) * c) ? d) |
User id 0 is a) An invalid user id b) The id of the root user c) The id of a user when the user's account is deleted d) None of the above
The /etc/passwd file doesn't contain a) userid b) home directory for a user c) login shell name d) None of the above
The login shell is a) The shell program that runs when the user logs in b) The shell program that authenticates the user while logging in c) Common shell for all the users that belong to the same group d) None of the above
By default, a Linux user falls under which group? a) staff b) others c) same as userid (UPG) d) system
Which of the following command can be used to change the user password? a) User can't change the password b) passwd c) passd d) pwd