Sample Questions of SCA_SLES15 Dumps With 100% Exam Passing Guarantee [Q31-Q56]

Sample Questions of SCA_SLES15 Dumps With 100% Exam Passing Guarantee

Pass Key features of SCA_SLES15 Course with Updated 72 Questions

The SCA_SLES15 exam is intended for IT professionals with experience in Linux administration who wish to demonstrate their proficiency in managing SUSE Linux Enterprise Server 15. Candidates who pass the exam are recognized as SUSE Certified Administrators and are equipped with the skills and knowledge required to manage SUSE Linux Enterprise Server 15 in a corporate environment. SUSE Certified Administrator in Enterprise Linux 15 (050-754) certification is valuable for professionals who work with Linux servers in various industries, including finance, healthcare, and education.

SUSE SCA_SLES15 certification exam tests the candidate's knowledge and skills in various areas, including system architecture, installation and configuration, networking, storage management, and security. SCA_SLES15 exam is designed to ensure that the candidate has a deep understanding of SUSE Linux Enterprise Server 15 and can effectively manage and administer enterprise Linux systems.

 

NEW QUESTION # 31
How are the scripts in the /etc/grub.d directory used? (Choose two)

• A. The contents of these scripts are incorporated into the /boot/grub2/grub.cfg file.
• B. These scripts are taken as input by the grub2-mkconfig command.
• C. The contents of these scripts are incorporated into the /etc/grub2.d/configfiLe.
• D. These scripts are taken as input by the mkinitrd command.
• E. The contents of these scripts are incorporated into the /boot/grub2/custom.cfg file.
• F. These scriptSrare taken as input by the grub2-init command.

Answer: A,B

Explanation:
Explanation
The scripts in the /etc/grub.d directory are used to generate the /boot/grub2/grub.cfg file and are taken as input by the grub2-mkconfig command. The /boot/grub2/grub.cfg file contains the menu entries and settings for the GRUB2 boot loader. The grub2-mkconfig command is used to create or update this file based on the scripts in
/etc/grub.d and other configuration files. The scripts in /etc/grub.d are executed in numerical order and can be customized by the user or administrator.
References:https://documentation.suse.com/sles/15-SP3/html/SLES-all/sec-grub2-config.html#sec-grub2-config-

NEW QUESTION # 32
Which command gives you a real-time view of the processes running on your system by giving you a continuously updated list?

• A. ps -x
• B. pstree
• C. showproc
• D. Is-la
• E. top
• F. procupdate

Answer: E

NEW QUESTION # 33
What is the default port a VNC Client uses to connect?

• A. TCP 5901
• B. DP 5801
• C. TCP 5801
• D. DP 5901

Answer: A

Explanation:
https://en.wikipedia.org/wiki/Virtual_Network_Computing#:~:text=VNC%20by%20default%20uses%20TCP,Java%2Denabled%20web%2Dbrowser.
VNC by default uses TCP port 5900+N,[6][7] where N is the display number (usually :0 for a physical display). Several implementations also start a basic HTTP server on port 5800+N to provide a VNC viewer as a Java applet, allowing easy connection through any Java-enabled web-browser. Different port assignments can be used as long as both client and server are configured accordingly. A HTML5 VNC client implementation for modern browsers (no plugins required) exists too.[8]

NEW QUESTION # 34
Assume you need to make the third menu entry of your GRUB2 boot menu your default menu selection. What tasks must be completed to accomplish this? (Choose two)

• A. Run the mkinitrd command
• B. Run the systemctl reload systemd command
• C. Run the grub2-mkconfig command
• D. Edit the /etc/default/grub file and set GRUB_DEFAULX to 2
• E. Edit /etc/grub2/custom.cfg and set GRUB_MENU to3
• F. Edit the /boot/grub2/menu.cfg file and set MENU_DEFAULT to 3

Answer: C,E

NEW QUESTION # 35
You want ensure an ext3 filesystem is checked every 50 times it is mounted. Which command would you use?

• A. fdisk -o
• B. dumpe2fs
• C. tune2fs
• D. mkfs

Answer: D

NEW QUESTION # 36
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. setfacl -m u:jsmith:rwx -/scripts/tstparse.sh
• C. extacl -a user=jsmith:rwx -/scripts/tstparse.sh
• D. modacl user=jsmith:rwx -/scripts/tstparse.sh

Answer: B

Explanation:
Explanation
The command that you would use to set an Extended ACL so that the jsmith user has all permissions to just the tstparse.sh file in your scripts subdirectory under your home directory is setfacl -m u:jsmith:rwx
~/scripts/tstparse.sh. This command will modify (or create if it does not exist) the Extended ACL for the specified file and add an entry for the jsmith user with read, write, and execute permissions. You can use getfacl ~/scripts/tstparse.sh to view the Extended ACL for the file.
References:https://documentation.suse.com/sles/15-SP3/html/SLES-all/sec-acl.html#sec-acl-set

NEW QUESTION # 37
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 a translation layer to allow applications written for ext2 and ReiserFS to run on ext4 file systems.
• C. 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.
• D. VFS is a translation layer to allow applications to run on mobile platforms.
• E. VFS is a set of ANs designed for BtrFS to provide portability.

Answer: A

NEW QUESTION # 38
Which statements regarding subvolumes in a BtrFS filesystem are true (Choose two)

• A. Multiple virtual filesystems can be created inside the BtrFS filesystem.
• B. Every subvolume on a BtrFS filesystem must have the same quota if quotas are implemented.
• 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: A,C

NEW QUESTION # 39
Which directory is traditionally used as a catch all to mount local and/or remote file systems?

• A. /etc
• B. /var
• C. /home
• D. /mnt
• E. /tmP

Answer: A

NEW QUESTION # 40
Which commands and options will display the routing table? (Choose two)

• A. ipconfig -rd
• B. cat /etc/sysconfig/routes
• C. ip route show
• D. showroute -a
• E. ip r s

Answer: C,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 # 41
Which Network Interface type supported by SLES is used for link aggregation?

• A. Custom
• B. Bond
• C. Bridge
• D. Basic
• E. VPN

Answer: B

NEW QUESTION # 42
Which type of files are used for inter-process communications? (Choose two)

• A. Array
• B. udev
• C. Pipe
• D. Redirect
• E. Socket
• F. Block
• G. Character

Answer: A,C

NEW QUESTION # 43
Which Network Interface type supported by SLES is used for link aggregation?

• A. Custom
• B. Bond
• C. Bridge
• D. Basic
• E. VPN

Answer: B

Explanation:
Explanation
The network interface type supported by SLES that is used for link aggregation is bond. Link aggregation is a technique that combines multiple physical network interfaces into one logical interface for increased bandwidth and redundancy. A bond interface can use different modes and options to balance traffic and handle failures. References:https://documentation.suse.com/sles/15-SP3/html/SLES-all/sec-network-bonding.html

NEW QUESTION # 44
After the Kernel has been loaded during the boot process, which component will handle hardware detection?

• A. devmgr
• B. initramfs
• C. devfsd
• D. udev
• E. hal

Answer: D

NEW QUESTION # 45
Which command would you run to create an updated initial file system, if your server hardware requires additional drivers to be available for the Kernel at boot up?

• A. makeinitfs
• B. updinitrd
• C. newinitfs
• D. mkinitrd
• E. modinitd

Answer: D

NEW QUESTION # 46
What are the basic components of RPM? (Choose two)

• A. RPM Database
• B. RPM Package Manager
• C. RPM Packager
• D. RPM Compiler
• E. RPM Editor

Answer: A,E

NEW QUESTION # 47
What should you do if you want to define alias commands so that each time you open a terminal window those aliases are available from the command prompt?

• A. When you create the alias initially, specify the --keep parameter.
• B. Modify the /etc/.history/USER_NAME file to include your alias commands.
• C. This cannot be done since aliases are session specific only.
• D. List all your aliases you have defined by entering the alias --list command and piping the output to the -Abashrc file.
• E. Create a file named -/.alias and put your alias commands in That file.

Answer: B

NEW QUESTION # 48
What are the three permissions available on posix file systems? (Choose three)

• A. Sharable
• B. Execute
• C. Change
• D. All
• E. User
• F. Read
• G. Write
• H. Edit

Answer: B,F,G

Explanation:
Explanation
https://documentation.suse.com/sles/12-SP4/html/SLES-all/cha-security-acls.html

NEW QUESTION # 49
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. VFAT
• B. XFS
• C. Ext3
• D. Ext2
• E. ReiserFS

Answer: B

Explanation:
Explanation
If you are setting up a SLES 15 server that will require very large data volumes and journaling capabilities, the best choice for your data volumes is XFS. XFS is a high-performance and scalable file system that supports large files and file systems, online defragmentation and resizing, metadata checksums, and other features. XFS also provides journaling capabilities that ensure data consistency and integrity in case of system crashes or power failures. XFS is the default file system for data partitions in SLES 15.
References:https://documentation.suse.com/sles/15-SP3/html/SLES-all/cha-filesystems.html#sec-filesystems-xfs

NEW QUESTION # 50
You have just added a new directory to be exported via NFS. what command should you run next to make that directory available?

• A. /etcyinit.d/nfsd -reload
• B. /bin/nfsd - reload
• C. systmd -reload nfsserver.target
• D. /usr/sbin/rpc.mountd -restart
• E. systemctl restart nfsserver.service

Answer: B

NEW QUESTION # 51
Which statements about log file rotation are true? (Choose two)

• A. Configuration files in the /etc/logrotate.d/ directory can override settings in /etc/logrotate.conf.
• B. The /usr/sbin/logrotate program is used to create and configure settings in the /etc/logrotate.conf file.
• C. The /etc/logrotate.conf file controls which log files will be compressed or deleted based on some regular interval or when the log file reaches a particular size.
• D. Configuration files in the /etc/logrotate.d/ directory can override settings in /etc/cron.daily/logrotate.
• E. The /etc/cron.daily/logrotate file controls which log files will be compressed or deleted based on some regular interval or when the log file reaches a particular size.

Answer: C,D

NEW QUESTION # 52
By default, what does the VNC Client and the VNC server daemon use for secure communications?

• A. Both the VNC Client and the VNC server assume you have access to a valid 3rd party CA like Verisign.
• B. A self-signed SSL certificate
• C. On SLE 15 the VNC Client assumes the server is set up as a CA.
• D. The VNC server prompts the VNC Client for a password that was configured when the VNC server was installed.
• E. VNC is based on the Telnet protocol so encrypted communication between the VNC Client and Server is not possible.

Answer: A

NEW QUESTION # 53
What starts the Linux Kernel during the boot process?

• A. BIOS or UEFI depending on the hardware architecture
• B. systemd
• C. The udev process
• D. The Boot Loader
• E. initd

Answer: D

NEW QUESTION # 54
Which statements regarding subvolumes in a BtrFS filesystem are true (Choose two)

• A. Multiple virtual filesystems can be created inside the BtrFS filesystem.
• B. Every subvolume on a BtrFS filesystem must have the same quota if quotas are implemented.
• 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: A,C

NEW QUESTION # 55
Which commands can display the groups of which a user is a member? (Choose two)

• A. whoami -g
• B. finger
• C. whoami
• D. groups
• E. id

Answer: D,E

NEW QUESTION # 56
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