Deck 3: SUSE Certified Linux Administrator 12

Question 1

Which command will update an rpm package? (Choose two.)

A) rpm -F package_name.rpm
B) rpm -i package_name.rpm
C) rpm -U package_name.rpm
D) rpm -v package_name.rpm
E) update package_name.rpm

Answer 1

rpm -F package_name.rpm
rpm -U package_name.rpm

Question 2

Which user authentication methods can be used with SLES 12? (Choose four.)

A) NIS
B) WEP
C) SSH
D) PAM
E) LDAP
F) Handshake
G) Windows Domain
H) Local (/etc/passwd)

Answer 2

NIS
PAM
LDAP
Windows Domain

Question 3

Which RAID level is described by the following sentence? This level improves the performance of your data access, however, it does not provide redundancy.

A) RAID 0
B) RAID 1
C) RAID 4
D) RAID 5
E) RAID 6

Answer 3

RAID 0

Question 4

Using wicked, how can you bring up the network interface eth0?

A) wicked ifup eth0
B) wicked up eth0
C) wicked set eth0=up
D) wicked-up eth0
E) wicked if=eth0 md=up

Question 5

Next to SLES and SLED, which of the following products is also built on the SLE common code base?

A) SDK
B) YaST
C) SLEM
D) SLEC

Question 6

Which vi command replaces every appearance of "Suse" with "SUSE"?

A) :s/Suse/SUSE/
B) :s/Suse//SUSE/
C) :%s/Suse/SUSE/g
D) :/s/Suse//SUSE/u

Question 7

What is the command mkinitrd is used for?

A) Create initramfs
B) Create kernel modules
C) Save boot loader
D) Create system targets
E) Save master boot record (MBR)

Question 8

Which command will install the gvim package from a repository?

A) zypper gvim
B) zypper -i gvim
C) zipper in gvim
D) zipper -install gvim
E) zipper addrepo gvim

Question 9

You want to remove a repository called "new" from the repository list. Which command will accomplish this?

A) rpm -r new
B) remove new
C) rpm -zypper new
D) zypper remove new
E) zypper removerepo new

Question 10

What does the following sentence describe? "Multiple file names referencing to the same inode."

A) Hard Links
B) Sockets
C) Pipes
D) Character devices
E) Block devices

Question 11

How can you list the registered software repositories?

A) zypper lr
B) zypper list
C) zypper repository list
D) rpm -l a
E) rpm - -repo-list

Question 12

What system command switches to a single user system without network?

A) systemctl isolate rescue target
B) systemctl isolate emergency target
C) systemctl switch single-user.target
D) systemctl- -runlevel=1
E) systemctl set-default minimal target

Question 13

Which statement about symmetric encryption is correct?

A) The same key is used for encryption and decryption
B) Symmetric keys are generally longer than asymmetric keys.
C) Asymmetric encryption is generally faster than symmetric encryption.
D) A public key and a private key are needed for symmetric encryption/decryption.

Question 14

What are valid sections in a system unit file? (Choose three.)

A) [Unit]
B) [Service]
C) [Install]
D) [Global]
E) [Runlevel]
F) [Pre]
G) [Post]
H) [Main]
I) [Onboot]
J) [Modules]

Question 15

Which statement regarding symbolic links is true? (Choose two.)

A) A symbolic link can point to a file on a different file system.
B) A symbolic link and the file it points to share the same inode.
C) If you delete the symbolic link, the original file is deleted as well.
D) If you delete the original file, the symbolic link points to a non-existing file.
E) With a symbolic link, you cannot see directly that it is a link.

Question 16

How long does "Long Term Service Pack Support (LTSS) for SLES" extend the span of getting updates for SLES packages belonging to a specific Service pack?

A) 3 years
B) 1 year
C) 5 years
D) 7 years
E) 10 years

Question 17

What command is used to switch the primary group?

A) newgrp
B) chgrp
C) switchgrp
D) swgrp
E) chmod
F) chown

Question 18

Which file contains information about the filesystems to be mounted automatically when the system is booted?

A) /etc/fstab
B) /etc/mounttab
C) /etc/import

Question 19

To set up LVM from scratch, in which order you will execute the LVM commands?

A) pvcreate, vgcreate, lvcreate
B) pvcreate, lvcreate, vgcreate
C) vgcreate, lvcreate, pvcreate
D) vgcreate, pvcreate, lvcreate
E) lvcreate, pvcreate, vgcreate
F) lvcreate, vgcreate, pvcreate

Question 20

You have a /tmp/data directory containing the files .file, file1, and file2. You want to copy the file1 and file2 files only to the /data-old directory that already exists. In a terminal window, which command accomplishes this?

A) cp /tmp/data /data-old
B) cp /tmp/data/./data-old
C) cp /tmp/data/* /data-old
D) cp /tmp/data/? /data-old

Question 21

What command encrypts a boot password for GRUB2?

A) grub2-mkpasswd-pbkdf12
B) passwd -t grub2
C) secboot
D) grub2-pw
E) bootpw

Question 22

What GRUB2 configuration file is used to configure user settings?

A) /etc/default/grub
B) /boot/grub2/grub.cfg
C) /etc/sysconfig/bootloader
D) /boot/grub2/x86_64-efi
E) /boot/grub.d/ user.cfg

Question 23

You want to install the gvim RPM package that is available on the SUSE Linux Enterprise Server installation media. Which command installs the gvim package, and resolves dependencies as needed?

A) rpm -i gvim
B) yast -i gvim
C) yast -l gvim
D) rpm -U gvim

Question 24

Which directory contains configuration files?

A) /etc
B) /opt
C) /usr
D) /cfg

Question 25

What command disables the ssh service on a systemd system?

A) systemctl disable sshd
B) systemdctl disable sshd
C) systemd-stop sshd
D) systemctl sshd - -status=disabled

Question 26

Using the rsync command, you want to mirror the directories, including any hidden files and directories within /home (not the /home directory itself) to the /backup directory. Which command accomplishes this?

A) rsync -a /home /backup
B) rsync -a /home/ /backup
C) rsync -a /home/* /backup
D) rsync -a /home/? /backup

Question 27

Which command creates a RAID container?

A) mdadm -C /dev/md/ddf -n 4 -l 5 -e ddf /dev/sd[b-e]
B) mdadm -C /dev/md0 -e 1 -n 4 -l 5 -x 1 /dev/sd[b-e]
C) mdadm -C /dev/md/ddf-r5 -n 3 -l 5 /dev/md/ddf
D) mdadm -A /dev/md0

Question 28

What are valid systemd unit types? (Choose three.)

A) Service
B) Targets
C) Device
D) Runlevel
E) Partition
F) Form
G) Pointer
H) Link
I) Share

Question 29

Which command uninstalls an rpm package?

A) rpm -d package_name
B) rpm - e package_name
C) rpm -r package_name
D) rpm -u package_name
E) remove package_name
F) uninstall package_name

Question 30

What command lists the registered PolKit actions?

A) pkaction
B) polkit-list -t actions
C) policy -l -a
D) polkit-agent -l -t=actions

Question 31

You have a test directory with the following permissions: rwx - - - - - - You want to change the permissions to the following values: r-xr-xr-x. Which command accomplishes this?

A) chmod 777 test
B) chmod a=rx test
C) chmod u=rx,a-rx test
D) chmod u+w,g+rx,o+rx test

Question 32

Which does not belong to the Logical Volume Manager?

A) Volume Group
B) Logical Volume
C) Volume Label
D) Physical Volume

Question 33

Where is the software package documentation located?

A) /usr/share/doc/packages/
B) /doc/packages/
C) /usr/packages/doc/
D) /usr/documentation/
E) /usr/package_doc/

Question 34

Where are systemd unit files stored? (Choose two.)

A) /usr/lib/systemd/system/
B) /etc/systemd/system/
C) /lib/systemd/
D) /usr/systemd/unit
E) /usr/systemd/service/
F) /usr/systemd/target/
G) /etc/systemd/units/
H) /etc/init.d/units/

Question 35

Which command installs most rpm packages?

A) rpm package_name.rpm
B) rpm - -package_name.rpm
C) rpm -i package_name.rpm
D) install package_name.rpm
E) install -i package_name.rpm

Question 36

Using hwinfo, how can you probe just for BIOS information?

A) hwinfo - -bios
B) hwinfo - -dump bios
C) hwinfo.bios
D) hwinfo - -select bios

Question 37

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 two.)

A) In file link-to-file1
B) In link-to-file1 file1
C) In -s file1 link-to-file1
D) In -s link-to-file1 file1
E) cp -s file1 link-to-file1
F) mv -s file1 link-to-file1

Question 38

You would like to run command2 only if command1 completed successfully. Which command accomplishes this task?

A) command1 || command2
B) command1 ;; command2
C) command1 >> command2
D) command1 && command2

Question 39

How do you start a YaST module (for instance, the sw_single module used to install software) directly from the command line? (Choose two.)

A) yast sw_single
B) yast2 sw_single
C) yast2 -m sw_single
D) yast - -start sw_single
E) yast2 - -module sw_single

Question 40

What does the command "vgcreate" do?

A) Create a new volume group for use with LVM.
B) Create a new virtual group for use with KVM.
C) Create a new virtual graphic device.
D) Create a new vector when printing in Postscript.
E) This command does not exist.

Question 41

Which option do you use to write the output of the 'hwinfo' command to a log file?

A) - -dump file_name
B) -o file_name - -dump
C) - -log file_name
D) - -o file_name

Question 42

What does the Activity Overview in GNOME show? (Choose three.)

A) Your calendar entries for today
B) The new emails in your inbox
C) The CPU usage
D) The memory usage
E) The usage of your network cards
F) Your favorite applications
G) Your virtual workspaces
H) A search tool
I) The new entries in the system's log files
J) Currently logged in users

Question 43

You want to create the new user account tux with the password penguin (password hash: TvqBFhQWgeSho) and a default home directory. Which command can be used to create the account with the above parameters?

A) useradd -m -p "penguin" tux
B) echo penguin | useradd -m -p - tux
C) useradd -m -p "TvqBFhQWgeSho" tux
D) echo -e "penguin/penguin" | passwd tux ; useradd -m tux

Question 44

What are the two basic kinds of device drivers? (Choose two.)

A) User space drivers
B) Daemons
C) Boot modules
D) Inodes
E) Kernel modules
F) Device ROM

Question 45

How do you start q YaST module (for instance, the sw_single module used to install software} directly from the command tine? (Choose two.)

A) yast2 -m sw_single
B) yast sw_single
C) yast --start sw_single
D) yast2 --module sw_single
E) yast2 sw_single

Question 46

Which command is suitable for displaying the CPU load as a percentage?

A) w
B) top
C) nice
D) uptime

Question 47

Where should modifications to the logrotate configuration be saved?

A) In /etc/logrotate.conf
B) In separate files located in /etc/logrotate.d/
C) In separate files located in /etc/sysconfig/logrotate/
D) In /var/log/messages

Question 48

The /etc/sysconfig/network/ifcfg-XXX configuration file contains a BOOTPROTO option. Which are possible values of BOOTPROTO?

A) static or dhcp
B) master or slave
C) onboot, ifpluged, or manual
D) ethernet, wireless, or manual

Question 49

What packages need to be installed for UEFI secure boot? (Choose three.)

A) grub2-x86_64-efi
B) shim
C) mokutil
D) boot-keygen
E) md5boot
F) lilo
G) cms_mod
H) osverify

Question 50

You want to redirect the output of the ls command to the ls-output file which already exists. The output should be appended to the file, it should not overwrite the existing content. Which command accomplishes this task?

A) ls >> ls-output
B) ls ; ls-output
C) ls && ls-output
D) Is > ls-output

Question 51

Which range of User IDs is used *or normal (unprivileged) users on SUSE Linux Enterprise Server?

A) 0-100
B) 101-499
C) 500-999
D) 1000 and above

Question 52

You are viewing the manual page of crontab, but it does not contain the information you are looking for. You suspect there is another crontab manual page. Which command could you use to find out if another crontab manual page exists? (Choose two.)

A) man a crontab
B) whatis crontab
C) man -k crontab
D) man - -next crontab
E) man - -showall crontab

Question 53

You have set the following permissions on a test directory rwxrwxrwx. Which statement about files in the test directory is correct?

A) A file created in that directory has the same owning group as the owning group of the test directory.
B) Only root or the owner of the 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) Only root can delete files in the test directory.

Question 54

What does the following line of the sudo configuration file mean? geeko ALL = /sbin/shutdown

A) All users are allowed to shut down the computer.
B) It allows the user geeko to shut down the computer.
C) All users (except geeko) are allowed to shut down the computer.
D) User geeko is allowed to shut down the computer with name ALL.
E) All users of the computer with the name geeko are allowed to shut down the computer.

Question 55

What is the following command doing: brctl delif br1 eth1

A) Remove an interface from a bridge
B) Remove a network bridge
C) Use eth1 for broadcast
D) Change the name of eth1 to br1

Question 56

Which protocol is used to send messages by the ping command?

A) NTP
B) FTP
C) TCP
D) ICMP
E) HTTP
F) LDAP

Question 57

What does the ntpd drift file include?

A) Information about how the hardware clock drifts
B) Information about the stratum of the registered ntp servers.
C) Information about the time difference to GMT.
D) Information about the time polling frequency.

Question 58

From command mode in vi, what do you have to do to enter text?

A) Press e
B) Press i
C) Press k
D) Press w

Question 59

Where are the SuSEfirewall2 service definition files located?

A) /etc/sysconfig/SuSEfirewall2.d/
B) /etc/SuSEfirewall2/service/
C) /etc/SuSEfirewall2/config/
D) /etc/SuSEfirewall2/service/def/

Question 60

What does the directory /srv contain?

A) The source code files of application installed.
B) The source code files of the kernel.
C) Data files for server applications, e,g a web server or an ftp server.
D) Binary files for server applications, e,g a web server or an ftp server.

Question 61

When you connect to an ssh server with your ssh client, the pubic key of the server is compared to the keys stored in a file on the client computer. Which file is this?

A) ~/.ssh/known_hosts
B) ~/.ssh/id_rsa.pub
C) ~/.ssh/authorized_keys
D) ~/.ssh/id_dsa.pub

Question 62

You do not want to see any error messages when using the find command; you want to see only the results. Which command accomplishes this task?

A) find /etc -name "*conf" 3>/dev/null
B) find /etc -name "*conf" 0>/dev/null
C) find /etc -name "*conf" 2>/dev/null
D) find /etc -name "*conf" 1>/dev/null

Question 63

What commands can be used to view processes? (Choose three.)

A) ps
B) top
C) tree
D) procview
E) pstree
F) less
G) pr
H) nice
I) sysinfo

Question 64

To which process does the process ID 1 always belong on SLES12?

A) boot
B) kernel (vmlinuz)
C) init
D) systemd
E) X server
F) cron

Question 65

What is the "users" option in /etc/fstab used for?

A) It specifies the partitions that are not bootable by a user.
B) It allows any user to mount and unmount a partition.
C) It specifies the partitions that are bootable by a user.
D) A normal user is not allowed to access this partition.

Question 66

Which statement about the Set User ID bit on executable files is correct?

A) The SUID should only be set when really needed and only on applications that are well tested.
B) The SUID bit has no security implications.
C) The SUID bit makes it more difficult to exploit any potential vulnerabilities in the program.
D) The SUID bit on executables has no effect; it is only relevant when set on directories.

Question 67

What command displays hardware information?

A) info
B) hardwarechk
C) hwcheck
D) hwinfo
E) sysinfo

Question 68

Routes to the directly connected network are automatically set up when o device is started. All other routes ore saved in which configuration file?

A) /etc/route
B) /etc/routes
C) /etc/sysconfig/routes
D) /etc/routes.conf
E) /etc/sysconfig/network/routes
F) /etc/network/routes

Question 69

What is the file /etc/grub.d/10_linux doing?

A) It identifies Linux kernels on the root device and creates relevant menu entries
B) It sets Linux related environmental variables.
C) Maps BIOS drives and Linux devices.
D) Loads a Linux kernel and initramfs

Question 70

How large is the MBR?

A) 8 KBytes
B) 1 KByte
C) 1 MByte
D) 512 Bytes
E) 256 Bytes

Question 71

What is the Multiple Device RAID configuration file?

A) /etc/md.conf
B) /etc/raid.conf
C) /etc/mdadm.conf
D) /etc/raid/md.conf

Question 72

You have a /tmp/data directory containing the files file, file1, and file2. You want to delete the directory and its content. In a terminal window, which command accomplishes this?

A) rm -r /tmp/data/
B) deldir /tmp/data/
C) rmdir /tmp/data/
D) rm /tmp/data/

Question 73

What does SLED stand for?

A) SUSE Linux Enterprise Development
B) SUSE Linux Enterprise Desktop
C) SUSE Linux Enterprise Drive
D) SUSE Linux Enterprise Distribution

Question 74

What does the command lvscan do?

A) Displays RAID disks
B) Displays LVM logical volumes
C) Displays status of KVM virtual machines
D) Displays memory usage of the kernel

Question 75

You want to view the status (locked, valid password, etc.) of the account tux. Which command displays the desired information?

A) passwd -S tux
B) passwd -v tux
C) passwd -L tux
D) passwd -p tux

Question 76

What does the following command do? tar -tzvf /tmp/backup.tgz etc/HOSTNAME

A) it includes the etc/HOSTNAME file in the /tmp/backup.tgz archive.
B) it extracts the etc/HOSTNAME file from the /tmp/backup.tgz archive.
C) it displays a line similar to the following, but otherwise does nothing: -rw-r--r--- riit/root 23 2005-03-11 14:20 etc/HOSTNAME
D) it produces an error message because the options are in the wrong sequence.

Question 77

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 add 192.168.0.10/24 dev eth0
B) ip addr add eth0 192.168.0.10/24 eth0 broadcast 192.168.255.255
C) ip addr add 192.168.0.10/24 dev eth0 brd è
D) ip address set 192.168.0.10/24 dev eth0

Question 78

What is described as follows: If content of a block changes, the changed block is put beside the non-changed block.

A) Rollback
B) Journaling
C) Subvolume
D) Copy on write

Question 79

What systemd command switches to a single user system without network?

A) systemctl isolate rescue.target
B) systemctl isolate emergency.target
C) systemctl switch single-user.target
D) systemctl --runlevel=1
E) systemctl set-default minimal.target

Question 80

Which statements about the LVM components are correct? (Choose two.)

A) Logical volumes are grouped in a master group.
B) A volume group always consists of one physical volume.
C) A volume group can be reduced in size by removing physical volumes.
D) The operating system accesses the volume groups like conventional physical partitions.
E) A volume group is part of a logical volume.
F) A physical volume can be a partition or an entire hard disk.