Last Updated on March 26, 2022 by Admin 2
050-733 : SUSE Certified Linux Administrator 12 : Part 05
What is the file /etc/grub.d/10_linux doing?
- It identifies Linux kernels on the root device and creates relevant menu entries
- It sets Linux related environmental variables.
- Maps BIOS drives and Linux devices.
- Loads a Linux kernel and initramfs
What does the command lvscan do?
- Displays RAID disks
- Displays LVM logical volumes
- Displays status of KVM virtual machines
- Displays memory usage of the kernel
Which statement about the Set User ID bit on executable files is correct?
- The SUID should only be set when really needed and only on applications that are well tested.
- The SUID bit has no security implications.
- The SUID bit makes it more difficult to exploit any potential vulnerabilities in the program.
- The SUID bit on executables has no effect; it is only relevant when set on directories.
What commands can be used to view processes? (Choose three.)
What is the “users” option in /etc/fstab used for?
- It specifies the partitions that are not bootable by a user.
- It allows any user to mount and unmount a partition.
- It specifies the partitions that are bootable by a user.
- A normal user is not allowed to access this partition.
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?
- rm -r /tmp/data/
- deldir /tmp/data/
- rmdir /tmp/data/
- rm /tmp/data/
Which statements about the LVM components are correct? (Choose two.)
- Logical volumes are grouped in a master group.
- A volume group always consists of one physical volume.
- A volume group can be reduced in size by removing physical volumes.
- The operating system accesses the volume groups like conventional physical partitions.
- A volume group is part of a logical volume.
- A physical volume can be a partition or an entire hard disk.
What systemd command switches to a single user system without network?
- systemctl isolate rescue.target
- systemctl isolate emergency.target
- systemctl switch single-user.target
- systemctl –runlevel=1
- systemctl set-default minimal.target
What command displays hardware information?
How large is the MBR?
- 8 KBytes
- 1 KByte
- 1 MByte
- 512 Bytes
- 256 Bytes
What is the Multiple Device RAID configuration file?
What is described as follows:
If content of a block changes, the changed block is put beside the non-changed block.
- Copy on write
What does the following command do?
tar -tzvf /tmp/backup.tgz etc/HOSTNAME
- it includes the etc/HOSTNAME file in the /tmp/backup.tgz archive.
- it extracts the etc/HOSTNAME file from the /tmp/backup.tgz archive.
- 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
- it produces an error message because the options are in the wrong sequence.
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?
- find /etc -name “*conf” 3>/dev/null
- find /etc -name “*conf” 0>/dev/null
- find /etc -name “*conf” 2>/dev/null
- find /etc -name “*conf” 1>/dev/null
To which process does the process ID 1 always belong on SLES12?
- kernel (vmlinuz)
- X server
How can you list the updates that are available for your system?
- zypper lu
- zypper dup
- zypper se -t patch
- zypper pch list
What is the output of the echo ‘$HOME’ command when user geeko (home directory /home/geeko) enters it at the bash shell prompt?
- $HOME: No such file or directory
You want to find out if files from the wget package were altered since they were installed.
Which command will give you this information?
- rpm -qf wget
- rpm -v wget
- rpm -F wget
- rpm -V wget
What systemd target represents a runlevel as known from System V?
Which statement is correct?
- The netdate command and the ntpd use the same port
- The Network Time Protocol uses port 123, TCP
- A Stratum 16 server is one that sets it’s time by some external reference clock, such as an atomic clock.
- NTP aims at correcting the system time without sudden bigger changes.
- /etc/clock.conf is the NTP daemon configuration file.