1z0-100 by Oracle Actual Free Exam Questions And Answers

Question 1

Consider the output shown:
#rpm -i sendmail-cf-8.14.4-8.e16.noarch.rpm
Error: Failed dependencies:
Sendmail = 7.14.4-8.e16 is needed by sendmail-cf-8.e16.noarch
# rpm -i sendmail-8.14.4-8.e16.x86_64.rpm
# rpm -i sendmail-cf-8.14.4-8.e16.noarch.rpm
# rpm -q sendmail sendmail-cf
Sendmail-8.14.4-8.e16.x86_64
Sendmail-cf-8.e16_64
Sendmail-cf-8.14.4-8.e16.noarch
# rpm -e sendmail
Which statement is true about the execution of the rpm -e sendmail command?

A. It erases the sendmail package without errors.

B. It fails with an error because the sendmail-cf package depends on the sendmail package.

C. It fails with an error because the package version is not supplied on the command line.

D. It erases the sendmail package and raises an error because the sendmail package depends on the sendmail package.

E. It erases both the sendmail and sendmail-cf packages because the sendmail-cf package depends on the sendmail package.

Discussion 0

Correct Answer: B Vote an answer

Question 2

This MDADM output:

Which two aspects can be determined from this output?

A. Only Write performance is no longer optimal on this RAID set.

B. A device failed and has been removed from this RAID set.

C. It is no longer possible to write to this RAID set.

D. This RAID set was built without a spare device.

E. Read and write performance is no longer optimal on this RAID set.

Discussion 0

Correct Answer: B,D Vote an answer

Question 3

A web server on HOST01 is listening on port 80.
Examine the IPTABLES rule shown:
[root@host01 ~] # iptables -L INPUT
Chain INPUT (policy ACCEPT)
targetportoptsourcedestination
ACCEPTtcp- - anywhereanywheretcp dpt:http
Another rule is then added:
[root@host01 ~] # iptables -A INPUT -P tcp - - dport 80 -j REJECT
What is the effect of this command on subsequent attempts to access the web server on HOST01 using port
80?

A. New connection attempts succeed until a reload of the firewall rules.

B. New connection attempts always succeed.

C. New connection attempts timeout.

D. New connection attempts are refused and the client informed of the refusal.

Discussion 0

Correct Answer: C Vote an answer

Question 4

Which two are correct about the oracle-rdbms-server-11gR2-preinstall and oracle-validated RPMs? (Choose two.)

A. The oracle-validated RPMS if used, must be installed after installing an Oracle database product

B. They are only available to Oracle Premium Support customers

C. The oracle-validated RPMS if used, must be installed before installing an Oracle database product

D. They contain a number of other RPMS that are required for a successful Oracle database product installation

E. They have dependencies on a number of other RPMS that are required for a successful Oracle database product installation

Discussion 0

Correct Answer: C,E Vote an answer

Question 5

You are about to switch a Red Hat Enterprise Linux 6 (RHEL6) system from the Red Hat Network to the Unbreakable Linux Network (ULN).
Consider this output:
# rpm -qa *rhn*
rhnlib-2.5.22-12.e16.noarch
yum-rhn-plugin-0.9.1-36.e16.noarch
rhn-setup-1.0.0-73.e16.noarch
rhn-client-tools-1.0.0-73.e16.noarch
rhn-check-1.0.0-73.e16.noarch
rhnsd-4.9.3-2.e16.x86_64
Identify four minimum steps that you should perform to successfully switch this system from RHN to ULN.

A. Install the uln_register.tgz package.

B. Reboot your system.

C. Install the Unbreakable Enterprise kernel (UEK).

D. Run the uln_register command as the root user and answer the prompts.

E. Create a ULN account if it doesn't exist already.

F. Ensure you have a valid Oracle Linux support agreement.

G. Install the uln_register.tgz and uln_register-gnome.tgz packages.

H. Run the yum update command.

Discussion 0

Correct Answer: A,D,E,F Vote an answer

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Question 6

Which three statements correctly describes the purpose of and administration of kernel boot parameters in Oracle Linux?

A. Additional kernel boot parameters may be specified in an administrator-specified parameter file that is read by grub stage.

B. Additional kernel boot parameters may be specified from the grub command line.

C. Additional kernel boot parameters may be specified in an administrator-specified parameters that is read by GRUB stage1_5.

D. Kernel boot parameters used to boot the running system may be examined after boot by Viewing
/boot/grub/grub/conf.

E. Kernel boot parameters used to boot the running system may be examined after boot by viewing
/proc/cmdline.

F. Kernel boot parameters may be specified in /boot/grub/grub/conf.

Discussion 0

Correct Answer: B,E,F Vote an answer

Question 7

Match the bash files with their correct description: (Choose the best answer.) File nameDescription
1) /.bash_historya. a list of commands to be executed when you log in
2) /.bash_logoutb. a list of commands that is executed every time you open a new shell
3) /.bash_profilec. a list of commands you have executed from a bash shell
4) /.bashrcd. a list of commands to be executed when you exit a login shell e. a list of commands executed before the current day f. a list of commands executed when a shell script has a nonzero return code

A. 1-c, 2-d, 3-b, 4-f

B. 1-e, 2-c, 3-a, 4-d

C. 1-c, 2-d, 3-a, 4-b

D. 1-c, 2-d, 3-a, 4-f

E. 1-c, 2-b, 3-d, 4-a

Discussion 0

Correct Answer: C Vote an answer

Question 8

Which three actions may be performed using the date command in Oracle Linux?

A. Displaying the time and date in the future

B. Setting the system time from the hardware clock

C. Setting the hardware clock from the current system time

D. Displaying the current time in an administrator-specified format

E. Synchronizing the system time from an ntp server

F. Displaying the time and date in the past

Discussion 0

Correct Answer: A,D,F Vote an answer

Question 9

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 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

C. 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

D. requisite flagged modules are ignored if they fail

Discussion 0

Correct Answer: C Vote an answer

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Question 10

Which three are valid directories for cron jobs to be run at known intervals?

A. /etc/cron.hourly

B. /etc/cron.monthly

C. /etc/cron.daily

D. /etc/cron.yearly

E. /etc/cron.minutely

F. /etc/cron.annually

Discussion 0

Correct Answer: A,B,C Vote an answer

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Oracle Linux 5 and 6 System Administration - 1z0-100 Exam Practice Test

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