Oracle 1z1-106 Exam : Oracle Linux 8 Advanced System Administration

Examine these Kubernetes components:

Which option correctly matches the components with their description?

• A. 1-c, 2-f, 3-d, 4-b, 5-e, 6-a
• B. 1-b, 2-a, 3-e, 4-c, 5-f, 6-d
• C. 1-d, 2-f, 3-e, 4-a, 5-c, 6-b
• D. 1-a, 2-d, 3-b, 4-c, 5-e, 6-f
• E. 1-d, 2-f, 3-c, 4-e, 5-a, 6-b

Examine these commands, which execute successfully:
# firewall-cmd --zone=public --add-service=cockpit --permanent
# firewall-cmd --zone=public --add-port=1313/tcp --permanent
# firewall-cmd --reload
Which are true upon execution?

• A. Runtime firewall configuration is not lost when the firewalld process is restarted or the system is rebooted.
• B. The custom Cockpit service configuration file is updated in /usr/lib/firewalld/services.
• C. Egress traffic is allowed for the Cockpit service only when using port 1313.
• D. Port 1313 blocks all traffic for the public zone except for ingress traffic to the Cockpit service.
• E. The Cockpit service is added only to the public zone.

Examine this content from /etc/chrony.conf:
...
pool pool.ntp.org offline
driftfile /var/lib/chrony/drift
keyfile /etc/chrony.keys
...
Which statement is true about pool.ntp.org?

• A. chronyd does not poll pool.ntp.org until it is enabled to do so by chronyd.
• B. chronyd polls a maximum of 3 sources from pool.ntp.org after it is enabled.
• C. chronyd does not poll pool.ntp.org until it is enabled to do so by chronyc.
• D. chronyd takes pool.ntp.org offline automatically when sending a request to the pool fails.

Which two statements are true about the GRUB 2 bootloader?

• A. Its configuration can be changed by editing /etc/default/grub2 and executing grub2-mkconfig to regenerate grub2.cfg.
• B. Its configuration file is /boot/grub2/grub2.conf on BIOS-based systems.
• C. It can load many free operating systems directly and chain-load proprietary operating systems.
• D. It understands file systems and kernel executable formats, allowing the loading of operating systems without recording the on-disk physical location of the kernel.

Examine this command and output:
# ausearch -k mkdir
type=SYSCALL msg=audit(1604360199.719:44733): arch=c000003e syscall=83 success=no a0=55dec0b47400 a1=lc0 a2=0 a3=0 items=2 ppid=1354 pid=284632 auid=4294967295 uid=996 gid=996 euid=998 suid=998 fsuid=998 egid=996 sgid=996 fsgid=996 tty=(none) ses=429 comm="pkla-check-auth" exe="/usr/bin/pkla-check-authorization" subj=system_u:
system_r:policykit_auth_t:s0 key="mkdir"
Which command displays the syscall in text format instead of numerical format?

• A. ausearch -a 83 -k mkdir
• B. ausearch -r -k mkdir
• C. ausearch -I -k mkdir
• D. ausearch --format text -k mkdir
• E. ausearch -sc 83 -k mkdir