Free 010-150: Linux Essentials Exam Questions and Answers

What are the three sets of permissions for a file?

• AA. administrator, standard user, others
• BB. user, standard user, others
• CC. administrator, group, others
• DD. user, group, others

Which command displays the list of groups to which a user belongs?

• AA. id
• BB. whoami
• CC. lsgroup
• DD. who

Which of the following is the home folder for the root user?

• AA. /home/root
• BB. /root
• CC. /
• DD. /user/root

Given a directory with the following information: drwxrwxrwxt 12 tu tg 36864 2012-03-15 /home/directory/ Which of the following statements are true? (Choose two)

Select 2 answers.

• AA. The directory is a security risk.
• BB. Everybody can delete only his own files.
• CC. The directory is broken.
• DD. Files in the directory are created with read, write and execute permissions for everyone.
• EE. Everybody can create files in the directory.

Which statement about users and user groups is correct?

• AA. Every user belongs to at least one user group.
• BB. User do not have to belong to a user group.
• CC. There can be only one user group on a system.
• DD. A group can only have one main user.

What is the command to change the password of a user?

• AA. password
• BB. epasswd
• CC. passwd
• DD. gpasswd
• EE. wpasswd

What command line will create the user falco with home directory assigned to the group users as primary group?

• AA. add -user falco -group users
• BB. add user falco@users
• CC. useradd -m -g users falco
• DD. useradd -f users falco
• EE. useradd -g users falco

When a new user is added, where does his user ID gets stored?

• AA. /etc/passwd
• BB. /etc/shpasswd
• CC. /etc/pass
• DD. /etc/realm
• EE. /etc/users

In which directory are system log files kept?

• AA. /var/log/sys/
• BB. /var/log/
• CC. /sys/log/
• DD. /log/syslog/

Which of the following commands can be used to change both the owner AND group settings of a file?

• AA. chgrp
• BB. chuser
• CC. chown
• DD. chmod
• EE. chage