Study tips 117-102

Study tips 117-102, LPI Level 1

Which of the statements is the result of the following command?

What effect will this have on user bob?

which will log out inactive users every hour between the hours of 6 p.m and 7 a.m., Monday through Friday.Choose the best option for a crontab entry:

Which crontab entry could be used to set the system time at regular intervals?

Which of the following are elements of good password practice for users?

Which of the following commands will lock the user foobar’s account?

Which command allows you to make a shell variable visible to subshells?

Which of the following commands shows ONLY the user id of Bob?

Which of the following is the best way to list all defined shell variables?

How can this be done?