Exact Exam

Question 1

What is IUD of the user root?

Answer 1

0

Question 2

What does last command do

Answer 2

Shows a list of recent logins, logouts, system reboots, and shutdowns
Username
Terminal
IP host name

Question 3

Which of the following outputs could stem from the command last?

Answer 3

Root tty2 wed may 17 time

Question 4

Which permission are set on a regular file once the permissions have been modified with command chmod 654- 6 is owner 5 is group and 4 is others

Answer 4

-rw-r-xr—

Question 5

Which bus can connect hard disk drives with the motherboard

Answer 5

The SATA BUS

Question 6

What is true about the owner of a file

Answer 6

Each file is owned by exactly one user and one group

Question 7

Which command adds the new user tux and creates the home directory with default configuration files

Answer 7

Useradd-m tux

Question 8

Reverse DNS assigns host names to ip addresses. How is the name of the IP address 198.51.100.165 sites on a server?

Answer 8

In the PTR record for 165.100.51.198 .in - addr.arpa

Question 9

Which command can be used to resolve a DNS name to an IP address

Answer 9

Host