When starting a program with the nice command without any additional parameters, which nice level is set for the resulting process?
Which of the following commands will reduce all consecutive spaces down to a single space?
Which character, added to the end of a command, runs that command in the background as a child process of the current shell?
Which of the following commands will print the last 10 lines of a text file to the standard output?
Which of the following commands prints a list of usernames (first column) and their primary group (fourth column) from the /etc/passwd file?
Which SysV init configuration file should be modified to disable the ctrl-alt-delete key combination?
