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Q33. You entered the following as a boot option in the GRUB boot screen: nit=/bin/bash What does the option mean?
A. The bash is used as the default shell.
B. Linux starts without a graphical environment.
C. The system is started directly in a bash shell. You are automatically logged in as root without being asked for a password.
D. The system is started directly in a bash shell. You are automatically logged in as default user without being asked for a password.
E. The system is started directly in a bash shell. You are automatically asked for the root password before you are logged in as root.
F. The system is started directly in a bash shell. You are automatically asked for the default user's password before you are logged in.
Answer: C
Q34. You want to use the ip command to set a new address for your network device eth0. It is a standard class C network. The broadcast address and network route should be set accordingly.
Which command is correct?
A. ip address set 192.168.0.10/24 dev eth0
B. ip address add 192.168.0.10/24 dev eth0
C. ip addr add 192.168.0.10/24 dev eth0 brd +
D. ip addr add eth0 192.168.0.10/24 eth0 broadcast 192.168.255.255
Answer: C
Q35. You have a file named file1 and you want to create a symbolic link named link-to-file1 to the file. In a terminal window, which command accomplishes what you want? (Choose 2.)
A. ln file link-to-file1
B. ln link-to-file1 file1
C. ln -s file1 link-to-file1
D. ln -s link-to-file1 file1
E. cp -s file1 link-to-file1
F. mv -s file1 link-to-file1
Answer: CE
Q36. While the printers seem physically okay, you are encountering problems with CUPS. What is the best place to start looking for hints on what is wrong?
A. In the output of dmesg
B. In the /var/log/boot.msg file
C. In the /var/log/messages file
D. In the /var/log/cups/error_log file
Answer: D
Q37. In a terminal window, which command can you enter to change to your home directory (/home/geeko)? (Choose 2.)
A. cd
B. cd ~
C. cd -h
D. cd home
E. cd --homedir
Answer: AB
Q38. You entered your quota information in /etc/fstab. What do you have to do next?
A. Generate a quota report.
B. Initialize the quota system.
C. Configure limits for users and groups.
D. Remount the file system for the quotas to be defined.
Answer: D
Q39. Which file contains information about which user was last logged in, where the user logged in, and how long the user was logged in?
A. /var/log/login
B. /var/log/lastlog
C. /var/log/access
D. /var/log/messages
E. There is no log file containing this information
Answer: B
Q40. Which command is suitable for displaying the CPU load as a percentage?
A. w
B. top
C. nice
D. uptime
Answer: B
Q41. Which statement about the sudo command is correct?
A. You can edit the sudo configuration file /etc/sudo.conf directly with vi.
B. You can edit the su configuration file /etc/su.conf with the sudo command.
C. You can edit the sudo configuration file /etc/sudoers with the visudo command.
D. You can edit the sudo configuration file /etc/visudo with the sudoers command.
Answer: C
Q42. The useradd command is used to create new users. Which file contains information on the primary group, shell, and other parameters to be used by useradd when not specified on the command line?
A. /etc/profile
B. /etc/passwd
C. /etc/shadow
D. /etc/default/useradd
Answer: D
Q43. You have set the following permissions on a test directory: rwxrwxrwx. Which statement about files in the test directory is correct?
A. Only root can delete files in the test directory.
B. Only root or the owner of a file can delete files in the test directory.
C. A file created in that directory has the same owner as the owner of the test directory.
D. A file created in that directory has the same owning group as the owning group of the test directory.
Answer: D
Q44. In a terminal window, which command displays the name of the directory you are currently in?
A. dir
B. pwd
C. where
D. current-dir
Answer: B
Q45. When you connect to an ssh server with your ssh client, the public key of the server is compared to the keys stored in a file on the client computer. Which file is this?
A. ~/.ssh/id_dsa.pub
B. ~/.ssh/id_rsa.pub
C. ~/.ssh/known_hosts
D. ~/.ssh/authorized_keys
Answer: C
Q46. Using the nice command, what is the highest priority a normal user can assign to a process?
A. -20
B. -19
C. 0
D. 19
E. 20
F. 99
Answer: C
Q47. What is the purpose of the ssh-agent command?
A. ssh-agent is a program that helps configure the ssh daemon.
B. ssh-agent is used to fetch public keys from machines within your network.
C. ssh-agent is used to avoid typing the passphrase for your key on each login.
D. ssh-agent is a program that checks for machines in the network that have an ssh daemon running.
Answer: C
Q48. What is the result of the following command? (Choose 2.)
dd if=/dev/zero of=/dev/hdd bs=512 count=1
A. Overwrites an existing partition table
B. Creates a LVM partition of 512 blocks
C. Backs up the /dev/zero and /dev/hdd files
D. Writes zeros in the first 512 bytes of the first hard disk block
E. Assigns the physical volume zero to the logical volume hdd
Answer: AD