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To prepare for the SUSE SCA_SLES15 exam, candidates should have a solid understanding of Linux fundamentals and experience working with SUSE Linux Enterprise Server 15. SUSE offers a variety of training courses and study materials to help candidates prepare for the exam. These resources cover all of the topics included in the exam and provide hands-on experience working with SUSE Linux Enterprise Server 15.
SUSE SCA_SLES15 Certification Exam consists of 70 multiple-choice questions and lasts for 90 minutes. To pass the exam, candidates need to score at least 70%. SCA_SLES15 exam is available in English, German, and Japanese, and it can be taken at any SUSE testing center or through online proctoring.
NEW QUESTION # 35
You're setting up a SUES 15 server which will require very large data volumes and journaling capabilities.
Which file system listed below would be the best choice for your data volumes?
- A. Ext3
- B. VFAT
- C. Ext2
- D. XFS
- E. ReiserFS
Answer: D
NEW QUESTION # 36
Which statements regarding subvolumes in a BtrFS filesystem are true (Choose two)
- A. Every subvolume on a BtrFS filesystem must have the same quota if quotas are implemented.
- B. Multiple virtual filesystems can be created inside the BtrFS filesystem.
- C. Even though subvolumes in BtrFS appear to be subdirectories, subvolumes can be mounted separately. The -o sub=
- D. Every subvolume on a BtrFS fiLesystem must have a name that begins with the "@" character.
Answer: B,C
NEW QUESTION # 37
firewalld maintains two separate configurations. What are they named? (Choose two)
- A. Temporary
- B. Fixed
- C. Permanent
- D. Static
- E. Runtime
- F. Testing
- G. Production
Answer: C,E
Explanation:
Explanation
Firewalld uses two separated configuration sets, runtime, and permanent configuration.
The runtime configuration is the actual running configuration and it is not persistent on reboots. When the firewalld service starts it loads the permanent configuration which becomes the runtime configuration.
https://www.supportsages.com/everything-you-need-to-know-about-firewalld/#:~:text=Firewalld%20uses%20tw Firewalld maintains two separate configurations: runtime and permanent. The runtime configuration is the current state of the firewall that is applied to the system. It can be changed by various commands and tools without affecting the permanent configuration. The permanent configuration is the persistent state of the firewall that is stored in configuration files. It can be changed by various commands and tools with the
--permanent option. The permanent configuration will take effect after reloading firewalld or rebooting the system.
References:https://documentation.suse.com/sles/15-SP3/html/SLES-all/sec-firewall-firewalld.html#sec-firewall-
NEW QUESTION # 38
Which commands and options will display the routing table? (Choose two)
- A. ip r s
- B. showroute -a
- C. ipconfig -rd
- D. cat /etc/sysconfig/routes
- E. ip route show
Answer: A,E
Explanation:
Explanation
The ip route show or ip r s commands will display the routing table on a Linux system. The routing table contains information about how to reach different network destinations. The cat /etc/sysconfig/routes command will display the static routes configuration file, which may not reflect the current routing table. The other commands are either invalid or unrelated to routing.
References:https://documentation.suse.com/sles/15-SP3/html/SLES-all/sec-network-routing.html
NEW QUESTION # 39
How are the scripts in the /etc/grub.d directory used? (Choose two)
- A. These scripts are taken as input by the grub2-mkconfig command.
- B. These scripts are taken as input by the mkinitrd command.
- C. The contents of these scripts are incorporated into the /boot/grub2/grub.cfg file.
- D. The contents of these scripts are incorporated into the /etc/grub2.d/configfiLe.
- E. These scriptSrare taken as input by the grub2-init command.
- F. The contents of these scripts are incorporated into the /boot/grub2/custom.cfg file.
Answer: A,C
NEW QUESTION # 40
In the scripts subdirectory under your home directory there is a file named tstparse.sh. You want to set an Extended ACL so thejsmith user has all permissions to just this file. Which command will accomplish this?
- A. setacl -a user:jsmith:rwx -/scripts/tstparse.sh
- B. modacl user=jsmith:rwx -/scripts/tstparse.sh
- C. setfacl -m u:jsmith:rwx -/scripts/tstparse.sh
- D. extacl -a user=jsmith:rwx -/scripts/tstparse.sh
Answer: A,D
NEW QUESTION # 41
Which type of files are used for inter-process communications? (Choose two)
- A. udev
- B. Block
- C. Redirect
- D. Array
- E. Pipe
- F. Character
- G. Socket
Answer: E,G
Explanation:
Explanation
The types of files that are used for inter-process communications are pipe and socket files. Pipe files are used for unidirectional data flow between two processes. They can be created with the mkfifo command or with the
| operator in a shell command. Socket files are used for bidirectional data exchange between processes on the same or different machines. They can be created with various system calls or commands depending on the protocol and domain. References:
https://documentation.suse.com/sles/15-SP3/html/SLES-all/sec-cli-pipes.htmlhttps://documentation.suse.com/sle
NEW QUESTION # 42
Select the valid device types. (Choose two)
- A. udev
- B. Pipe
- C. Block
- D. Redirect
- E. Character
- F. Network
- G. null
Answer: C,E
Explanation:
Explanation
The valid device types are character and block devices. Character devices are devices that transfer data byte by byte, such as keyboards, mice, terminals, etc. Block devices are devices that transfer data in fixed-size blocks, such as disks, CD-ROMs, etc. Pipe, null, redirect, udev, and network are not device types but rather concepts or components related to devices or device management.
References:https://documentation.suse.com/sles/15-SP3/html/SLES-all/sec-devices.html
NEW QUESTION # 43
Which of the following configuration files have a format that is compatible with the system logging facility in SUSE Linux Enterprise? (Choose two)
- A. /ar/log/kernel-log
- B. /var/log/syslog-ng.conf
- C. /etc/rsyslog.conf
- D. /etc/syslog-ng
- E. /etc/syslog.conf
Answer: C,D
NEW QUESTION # 44
Which commands can display the groups of which a user is a member? (Choose two)
- A. finger
- B. whoami
- C. whoami -g
- D. groups
- E. id
Answer: D,E
NEW QUESTION # 45
What does the term "action* mean when referring to system logging in SUSE Linux Enterprise?
- A. An action defines where a log message ends up such as in a regular file or database table.
- B. An action is a process that the issuing facility must go through before issuing the log message.
- C. An action is used to define the severity of a log message.
- D. An action is used to filter out desired log messages for processing.
Answer: A
Explanation:
Explanation
The term "action" means an action that defines where a log message ends up such as in a regular file or database table when referring to system logging in SUSE Linux Enterprise. An action is part of a rule that specifies how to process a log message based on its properties. An action can be one of the following types:
file, pipe, shell, template, discard, stop, call, omusrmsg, ommysql, ompgsql, etc.
References:https://documentation.suse.com/sles/15-SP3/html/SLES-all/cha-syslog.html#sec-syslog-config-action
NEW QUESTION # 46
Which statement is true regarding VFS?
- A. VFS is a high-performance journaling file system format used by default by YaST and parted.
- B. VFS is an abstraction layer in the kernel that provides the same interface to applications and the user, regardless of which file system format is used.
- C. VFS is a set of ANs designed for BtrFS to provide portability.
- D. VFS is a translation layer to allow applications to run on mobile platforms.
- E. VFS is a translation layer to allow applications written for ext2 and ReiserFS to run on ext4 file systems.
Answer: A
NEW QUESTION # 47
Which file contains information about secondary groups on the system?
- A. /etc/second.grp
- B. /var/share/group
- C. etc/sysconflg/group
- D. /etc/group
- E. /var/lib/group
Answer: D
NEW QUESTION # 48
Which type of files are used for inter-process communications? (Choose two)
- A. udev
- B. Socket
- C. Block
- D. Array
- E. Redirect
- F. Pipe
- G. Character
Answer: D,F
NEW QUESTION # 49
You want ensure an ext3 filesystem is checked every 50 times it is mounted. Which command would you use?
- A. dumpe2fs
- B. mkfs
- C. fdisk -o
- D. tune2fs
Answer: B
NEW QUESTION # 50
Which file contains the list of DNS services SLES will contact?
- A. /etc/hostname
- B. /etc/hosts
- C. /etc/sysconfig/nameservers
- D. /etc/sysconfig/resolv.conf
- E. /etc/resolv.conf
Answer: E
Explanation:
Explanation
The file that contains the list of DNS servers SLES will contact is /etc/resolv.conf. This file specifies one or more nameserver addresses that will be used to resolve hostnames to IP addresses. It may also contain other options such as search domains, sort lists, etc. The /etc/resolv.conf file can be generated automatically by network configuration tools or edited manually by the administrator.
References:https://documentation.suse.com/sles/15-SP3/html/SLES-all/sec-network-dns.html#sec-network-dns-r
NEW QUESTION # 51
The openSUSE Leap version of Linux is designed for which types of user environments? (Choose two)
- A. Desktop power users
- B. Developers
- C. Users requiring only secure terminal access
- D. Data Center environments
- E. Environments requiring High-Availability
Answer: A,B
Explanation:
Explanation
The openSUSE Leap version of Linux is designed for desktop power users and developers. It is a community-driven distribution that offers a stable and reliable operating system with cutting-edge software and tools. It is suitable for personal use, development, testing, and experimentation. It is not intended for high-availability or data center environments that require enterprise-level support and security.
References:https://en.opensuse.org/Portal:Leap
NEW QUESTION # 52
What is required to access updates for SLE?
- A. Account Registration
- B. Software Subscription
- C. Nothing
- D. An account with SUSE Customer Center and a SLE Product Key
- E. An account with SUSE Customer Center
Answer: B
NEW QUESTION # 53
Which statements about using the -U option and the -F option when running the rpm command are true?
(Choose two)
- A. The -F option will install a package only if a previous version of the package is already installed.
- B. The -U option will remove all the binaries in the package from the file system and update the RPM Database.
- C. The -F option will install a package whether or not a previous version of the package is already installed.
- D. The -U option will install a package whether or not a previous version of the package is already installed.
- E. The -F option will verify (fix) a broken application based on the information in the RPM Database.
- F. The -U option remove all binaries, scripts, links, and documentation files associated with the RPM in the RPM Database.
Answer: A,D
Explanation:
Explanation
The -U option will install a package whether or not a previous version of the package is already installed. If a previous version exists, it will be upgraded. The -F option will install a package only if a previous version of the package is already installed. It will not install a new package.References:https://documentation.suse.com/sles/15-SP3/html/SLES-all/cha-sw-cl.html#sec-rpm-comma
NEW QUESTION # 54
Which bash commands result in a valid arithmetic expansion? (Choose three)
- A. ((TOTAL++))
- B. TOTAL=$((5.3+2.2))
- C. TOTAL=$[2.1*4]
- D. TOTAL=$[8/2]
- E. TOTAL=$[8.4/2.1]
- F. TOTAL=$((5+2))
Answer: A,F
NEW QUESTION # 55
What are the three permissions available on posix file systems? (Choose three)
- A. Sharable
- B. Write
- C. Change
- D. Execute
- E. Read
- F. All
- G. User
- H. Edit
Answer: B,D,E
Explanation:
https://documentation.suse.com/sles/12-SP4/html/SLES-all/cha-security-acls.html
NEW QUESTION # 56
Which file contains information about secondary groups on the system?
- A. /etc/second.grp
- B. /var/share/group
- C. etc/sysconflg/group
- D. /etc/group
- E. /var/lib/group
Answer: D
Explanation:
Explanation
The file that contains information about secondary groups on the system is /etc/group. This file defines the group names, group IDs, group passwords, and group members for each group on the system. The primary group information for each user is stored in /etc/passwd file.
References:https://documentation.suse.com/sles/15-SP3/html/SLES-all/sec-user-group.html#sec-user-group-files
NEW QUESTION # 57
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