Tested Material Used To SCA_SLES15 Test Engine Exam Questions in here [Oct-2021]
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NEW QUESTION 39
Which process ID is assigned to systemd?
- A. it is the only process with no system ID.
- B. 0
- C. 1
- D. 2
Answer: B
Explanation:
Explanation
The program systemd is the process with process ID 1. It is responsible for initializing the system in the required way. systemd is started directly by the kernel and resists signal 9, which normally terminates processes. All other programs are either started directly by systemd or by one of its child processes.
https://documentation.suse.com/sles/15-GA/html/SLES-all/cha-systemd.html
NEW QUESTION 40
Which commands can be used to terminate processes? (Choose two)
- A. Kill
- B. psterm
- C. ps-k
- D. kilLall
- E. terminate
Answer: B,C
NEW QUESTION 41
Which statement is true regarding VFS?
- A. VFS is a translation layer to allow applications to run on mobile platforms.
- B. VFS is a high-performance journaling file system format used by default by YaST and parted.
- C. VFS is a set of ANs designed for BtrFS to provide portability.
- D. VFS is a translation layer to allow applications written for ext2 and ReiserFS to run on ext4 file systems.
- E. 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.
Answer: B
NEW QUESTION 42
What is the name of the system logging facility in SUSE Linux Enterprise?
- A. syslog-ng
- B. mail-log
- C. db-log
- D. syslog
Answer: A
NEW QUESTION 43
What is required to access updates for SLE?
- A. Software Subscription
- B. Account Registration
- C. An account with SUSE Customer Center and a SLE Product Key
- D. Nothing
- E. An account with SUSE Customer Center
Answer: A
NEW QUESTION 44
Which directory contains the initrd file?
- A. /loader
- B. /startup/grub2
- C. /startup
- D. /boot
- E. /boot/grub2
- F. /loader/grub
Answer: E
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. mkinitrd
- B. makeinitfs
- C. newinitfs
- D. modinitd
- E. updinitrd
Answer: B
NEW QUESTION 46
Which command is used to view the manual pages?
- A. info
- B. doc -man
- C. man
- D. help -man
- E. show
Answer: C
Explanation:
Explanation
You can view manual pages by running the man command followed by a specific command name. If the man command is not installed on your system, install it by runningzypper install man.
https://documentation.suse.com/sles/15-GA/html/SLES-all/pre-sle.html
NEW QUESTION 47
Which type of files are used for inter-process communications? (Choose two)
- A. Array
- B. Block
- C. udev
- D. Character
- E. Redirect
- F. Pipe
- G. Socket
Answer: A,F
NEW QUESTION 48
Which command will display the value of a variable named TMPDIR?
- A. val "STMPDIR"
- B. echo 'STMPDIR'
- C. echo TMPDIR'
- D. echo TMPDIR
- E. show "STMPDIR'"
- F. echo STMPDIR
- G. val $TMPDIR
Answer: G
NEW QUESTION 49
Which file contains the ntp configuration?
- A. etc/ntp.cfg
- B. /etc/ntp.conf
- C. /srv/ntp/ntp.conf
- D. /etc/sysconfig/ntp.conf
Answer: A
NEW QUESTION 50
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 /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.
- C. The /usr/sbin/logrotate program is used to create and configure settings in the /etc/logrotate.conf file.
- D. 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.
- E. Configuration files in the /etc/logrotate.d/ directory can override settings in /etc/cron.daily/logrotate.
Answer: B,E
NEW QUESTION 51
Which commands can display the groups of which a user is a member? (Choose two)
- A. id
- B. whoami
- C. whoami -g
- D. finger
- E. groups
Answer: A,E
NEW QUESTION 52
What does the following command allow you to do? alias endear"
- A. It allows you to rename the clear command to just c and then deletes the clear command.
- B. You can type clear to run the c command.
- C. Nothing, since there is not a command named alias.
- D. It launches a second Login Shell and allows you to rename the clear command to just c.
- E. You can type c to run the clear command.
Answer: E
NEW QUESTION 53
Which commands and options will display the routing table? (Choose two)
- A. cat /etc/sysconfig/routes
- B. ip route show
- C. ipconfig -rd
- D. showroute -a
- E. ip r s
Answer: A,B
Explanation:
Explanation
https://www.suse.com/support/kb/doc/?id=000016843
NEW QUESTION 54
Which Vim command will save the current file without exiting?
- A. q!
- B. w
- C. wq!
- D. w!
- E. w-no-exit
Answer: B
Explanation:
Explanation
Save a File in Vim / Vi #The command to save a file in Vim is :w.
To save the file without exiting the editor, switch back to normal mode by pressing Esc, type :w and hit Enter.
https://linuxize.com/post/how-to-save-file-in-vim-quit-editor/
NEW QUESTION 55
If the file1.txt file already exists in your home directory, what will the touch -7file1.txt command do if anything?
- A. This command displays a message that file1.txt is a normal file and displays the size of the file.
- B. This changes the access and modification times of the existing file1.txt file.
- C. This generates an error since file1.txt already exists.
- D. This will delete the existing file1.txt file and create a new zero byte file using the same name.
- E. This causes any additional data to be appended to the existing file1.txt file.
- F. This command displays a message that file1.txt is a normal file.
Answer: D
NEW QUESTION 56
What two commands will you use if you are going to compile and install from source code? (Choose two)
- A. ./configure
- B. assemble
- C. ./compile
- D. compile
- E. make install
Answer: A,E
NEW QUESTION 57
Which UID does the root user have?
- A. 0
- B. 001
- C. The root user does not have an ID assigned
- D. 1
- E. 2
Answer: A
NEW QUESTION 58
Which system initialization system is used in SLES 15?
- A. undev
- B. init
- C. System V
- D. systemd
- E. UEFI
Answer: D
Explanation:
Explanation
The program systemd is the process with process ID 1. It is responsible for initializing the system in the required way. systemd is started directly by the kernel and resists signal 9, which normally terminates processes. All other programs are either started directly by systemd or by one of its child processes.
NEW QUESTION 59
What is the first file executed by a bash login shell?
- A. -/.alias
- B. -/profile
- C. /etc/bash
- D. /etc/profi le.alias
- E. /etc/profile
Answer: E
Explanation:
Explanation
https://www.gnu.org/software/bash/manual/html_node/Bash-Startup-Files.html When Bash is invoked as an interactive login shell, or as a non-interactive shell with the --login option, it first reads and executes commands from the file /etc/profile, if that file exists. After reading that file, it looks for ~/.bash_profile, ~/.bash_login, and ~/.profile, in that order, and reads and executes commands from the first one that exists and is readable. The --noprofile option may be used when the shell is started to inhibit this behavior.
NEW QUESTION 60
firewalld maintains two separate configurations. What are they named? (Choose two)
- A. Temporary
- B. Static
- C. Fixed
- D. Testing
- E. Permanent
- F. Runtime
- G. Production
Answer: E,F
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
NEW QUESTION 61
Which filesystem is the recommended filesystem for data volumes?
- A. XFS
- B. Btrfs
- C. Ext3
- D. nfs
- E. Ext4
Answer: B
Explanation:
Explanation
https://documentation.suse.com/de-de/sles/15-GA/html/SLES-all/cha-filesystems.html
NEW QUESTION 62
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