Oracle 1z0-100 問題集

質問 1：
This MDADM output:

Which two aspects can be determined from this output?
A. It is no longer possible to write to this RAID set.
B. Only Write performance is no longer optimal on this RAID set.
C. This RAID set was built without a spare device.
D. A device failed and has been removed from this RAID set.
E. Read and write performance is no longer optimal on this RAID set.
正解：C,D

質問 2：
As root, you enter a crontab command as shown;
[root@FAROUT cron.daily] # crontab -1
*/2 * * * * vmstat
0 0 1 1-5 * iostat
[root@FAROUT cron.daily] #
Which three statements are true concerning the two cron jobs listed?
A. All cron job output is sent to the root user's mall.
B. The vmstat command runs every other hour.
C. The iostat command runs at midnight on the first day of each of the first five months of the year.
D. The vmstat command runs every second minute.
E. The vmstat command runs twice per hour.
F. All cron job output is sent to /var/log/messages.
G. The iostat command runs at midnight of every day except Sunday.
正解：A,C,D

質問 3：
Which two statements are true about the Unbreakable Linux Network (ULN)?
A. It contains additional packages not found on the installation media.
B. It contains both source and binary RPM packages.
C. It is the only location to download errata.
D. It is freely available to all Oracle Linux customers.
E. It contains only binary RPM packages.
F. All Unbreakable Linux subscribers are allowed to deploy a local YUM repository.
正解：A,B
解説: (Topexam メンバーにのみ表示されます)

質問 4：
Examine the commands and output when trying to start OSWatcher Black Box.

Identify two recommended solutions to this problem.
A. Edit the startOSWbb.sh script to specify your proffered shell, ensuring that it is started in POSIX compliance mode.
B. Create a shell alias called /usr/bin/ksh that expands to /bin/bash.
C. Ensure that ksh is accessible with the path /usr/bin/ksh. Create a symbolic link if necessary.
D. Create a Symbolic link /usr/bin/ksh that points to /bin/bash.
E. Install ksh on the system, if not currently installed.
正解：C,E

質問 5：
Examine the ssh connection and disconnection shown:

What is checked when the oracle user on the host FAROUT attempts to connect to the oracle user on the host WAYOUT on subsequent occasions? (Choose the best answer.)
A. The ssh client on host FAROUT, compares the public host key supplied by host WAYOUT with the public host key that was saved in the /oracle/.ssh/known_hosts file on server FAROUT
B. Hosts FAROUT and WAYOUT swap public host keys and compare them to the keys that were saved locally in the /oracle/.ssh/known_hosts file
C. The ssh server on host WAYOUT, compares the public host key supplied by host FAROUT with the public host key that was saved in the /oracle/.ssh/known_hosts file on server WAYOUT
D. The ssh client on host FAROUT, compares the public host key supplied by host WAYOUT with the public host key that was saved in the /oracle/.ssh/authorized_keys file on server FAROUT
E. The ssh server on host WAYOUT, compares the public host key supplied by host FAROUT with the public host key that was saved in the /oracle/.ssh/authorized_keys file on server WAYOUT
正解：A

質問 6：
An Oracle Linux system has not been updated for a while and the currently running kernel is three releases behind the most recent kernel release.
Each released kernel fixed several problems, totaling 11 bug fixes.
You are about to update this kernel using this command:

How does Ksplice Uptrack apply these updates? (Choose the best answer.)
A. It downloads 11 updates and applies them in a single transaction to the running kernel
B. It downloads three updates and applies them in a single transaction to the running kernel
C. It downloads 11 updates and applies them one by one to the running kernel
D. It downloads three updates, clones the running kernel in memory, applies the updates in one single atomic update, and uses Kexec to activate the updated kernel
正解：C

質問 7：
Which statement correctly describes the requisite PAM control flag? (Choose the best answer.)
A. requisite flagged modules must be successfully checked for authentication to succeed. If a requisite module checks fails, the user is not notified until all other modules of the same module's type have been checked
B. requisite flagged modules must be successfully checked for authentication to succeed. If a requisite module checks fails, the user is notified immediately with a message reflecting the first failed required or requisite module
C. requisite items only play a role when no other modules of that module type have succeeded or failed. In that case, the success or failure of a requisite flagged module determines the overall PAM authentication for that module type
D. requisite flagged modules are ignored if they fail
正解：B
解説: (Topexam メンバーにのみ表示されます)