CompTIA Linux+ Security and Access Control

Question 1

Which of the following commands is used to add a new user to a Linux system?

Accepted Answer

Both A and B

Answer

useradd

Answer

adduser

Answer

useradd -m

Question 2

Which of the following files contains user account information on a Linux system?

Accepted Answer

All of the above

Answer

/etc/passwd

Answer

/etc/shadow

Answer

/etc/group

Question 3

Which of the following is a correct example of setting file permissions using symbolic notation with the chmod command?

Accepted Answer

All of the above

Answer

chmod 755 file.txt

Answer

chmod u+x file.txt

Answer

chmod o-r file.txt

Question 4

Which of the following commands is used to view the current SELinux status on a system?

Accepted Answer

sestatus

Answer

selinux --status

Answer

setenforce

Answer

getenforce

Question 5

What does the sudo command allow a user to do in a Linux system?

Accepted Answer

Run commands as the root user or another user

Answer

Change user password

Answer

Set file permissions

Answer

Create a new user