최신 1z1-106 무료덤프 - Oracle Linux 8 Advanced System Administration

문제1

Examine this command:
# cryptsetup luksOpen /dev/xvdd1 cryptfs
What happens upon execution?

A. It creates the /dev/mapper/xvdd1-cryptfs device mapping file.

B. It creates the /dev/mapper/xvdd1/cryptfs device mapping file.

C. It creates the /dev/mapper/cryptfs device mapping file.

D. It creates the LUKS partition on /dev/xvdd1.

E. It creates the /dev/mapper/xvdd1 device mapping file.

정답: C

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문제2

Which two methods of changing kernel parameters can you use to modify values for the running system?

A. Issuing the sysctl -w command to write values to specific files in the /proc/sys directory.

B. Using the echo command to write values to specific files in the /proc/sys directory.

C. Adding to or modifying parameters and values in the /etc/sysctl.conf file followed by issuing the sysctl - p command.

D. Issuing the sysctl -w command to write values to specific files in the /sys directory.

E. Using the echo command to write values to specific files in the /sys directory.

정답: A,B

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문제3

Examine these requirements for a host with a user oracle:
* Network services must run in a confined domain.
* The oracle user must be confined.
* The oracle user must be able to use Mozilla Firefox.
* Access to files and directories must be granted based only on SELinux contexts.
* The SELinux configuration must be persistent across system restarts.
* Users must be able to publish private HTML content.
Now examine these commands and output:
# sestatus
SELinux status: enabled
SELinuxfs mount: /sys/fs/selinux
SELinux root directory: /etc/selinux
Loaded policy name: targeted
Current mode: permissive
Mode from config file: permissive
Policy MLS status: enabled
Policy deny_unknown status: allowed
Memory protection checking: actual (secure)
Max Kernel policy version: 31
# setenforce enforcing
# semanage login -a -s guest_u oracle
# setsebool -P http_enable_homedirs on
Which requirements are satisfied?

A. 1, 2, 4, 6

B. 1, 2, 6

C. 1, 2, 3, 5, 6

D. 1, 2, 4, 5, 6

E. 1, 2, 3, 4, 5, 6

F. 1, 2, 3, 6

정답: D

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문제4

Which two statements are true about the at and batch commands?

A. at executes a one-time task to run at a specific time.

B. batch executes a task when the system load average is greater than 0.8.

C. at schedules the execution of recurring tasks.

D. batch schedules the execution of recurring tasks.

E. Both at and batch read from standard input, or you can specify a file and execute the commands with the -f option.

정답: A,E

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문제5

Examine this output:
Last metadata expiration check: 4:30:21 ago on Mon 26 Oct 2020 03:09:52 PM GMT Installed Packages Name : gzip Version : 1.9 Release : 9.el8 Architecture : x86_64 Size : 412 k Source : gzip-1.9-9.el8.src.rpm Repository : @System From repo : anaconda Summary : The GNU data compression program URL :
http://www.gzip.org/
License : GPLv3+ and GFDL
Description : The gzip package contains the popular GNU gzip data compression program. Gzipped files have a .gz extension.
Gzip should be installed on your system, because it is a very
commonly used data compression program.
Which command generated it?

A. dnf search /usr/bin/gzip

B. dnf info /usr/bin/gzip

C. dnf provides /usr/bin/gzip

D. dnf list /usr/bin/gzip

정답: B

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문제6

You must add an additional swap device and you add this entry to /etc/fstab:
/.swapfile none swap defaults 0 0
Examine these commands and output:
# dd if=/dev/zero of=/.swapfile bs=1024 count=1048576
1048576+0 records in
1048576+0 records out
1073741824 bytes (1.1 GB, 1.0 GiB) copied, 4.32499 s, 248 MB/s
# swapon -a
swapon: /.swapfile: insecure permissions 0644, 0600 suggested.
swapon: /.swapfile: read swap header failed
Which two actions must you perform to add this swap device?

A. Initialize the .swapfile file by using the mkswap command.

B. Change defaults to user in the /etc/fstab entry.

C. Execute swapon -all.

D. Execute swapon -L swapfile /.swapfile after adding a label.

E. Use a physical disk partition type of 82 (Linux swap).

F. Assign a label to the .swapfile file by using the swaplabel command.

정답: A,F

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문제7

Examine the contents of the /etc/exports file on an NFS server:
/status *(rw,async)
/usr/shared/tools *(all-squash,anonuid=501,anongid=501,ro)
/projects/big *(ro) pteam(rw)
The NFS server exports /usr/shared/tools to NFS clients. Which statement is true?

A. All clients except those with a local 501 user can mount /usr/shared/tools read-only.

B. All clients can mount /usr/shared/tools read-only and all-squash overrides explicit mapping of the UID and GID defined by anonuid and anongid.

C. All clients can mount /usr/shared/tools read-only and NFS ignores the directives defined by the anonuid and anongid options.

D. All clients can mount /usr/shared/tools read-only and NFS explicitly maps all requests to the UID and GID of the privileged local 501 user.

E. All clients can mount /usr/shared/tools read-only and NFS explicitly maps all requests to the UID and GID of the unprivileged local 501 user.

정답: E

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최신 1z1-106 무료덤프 - Oracle Linux 8 Advanced System Administration

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