Free Oracle 1z1-100 Practice Test & Real Exam Questions

Exam Code/Number: 1z1-100
Exam Name/Title: Oracle Linux 5 and 6 System Administration
Certification Provider: Oracle
Corresponding Certification: Other Oracle Certification

Exam Questions: 142
Updated On: Aug 28, 2026

Question #1

What is the purpose of setting ONPARENT = no in an Interface configuration file located in
/etc/sysconfig/network-scripts?

A. To prevent a network interface from being brought up during system startup

B. To prevent an alias network interface from being brought up during system startup

C. To prevent a slave network interface from being brought up during system startup

D. To prevent a master network interface from being brought up during system startup

Discussion 0

Correct Answer: B Vote an answer

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Question #2

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

A. /etc/cron.yearly

B. /etc/cron.annually

C. /etc/cron.minutely

D. /etc/cron.monthly

E. /etc/cron.hourly

F. /etc/cron.daily

Discussion 0

Correct Answer: D,E,F Vote an answer

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Question #3

The default locations and paths used by logwatch are:
/etc/logwatch/conf
/user/share/logwatch/default.conf
/user/share/logwatch/dist.conf
Which three statements are true logwatch installation and configuration?

A. Running /usr/sbin/logwatch produces a report of the previous day's log files.

B. After installing logwatch, no configuration is required to produce reports from system logs.

C. After installing logwatch, you must create /etc/logwatch/conf to produce reports from system logs.

D. To produce a report from the previous day's logs, the - - range yesterday parameter must be specified.

E. After installing logwatch, all the default directories continue to exist.

F. After installing logwatch, the /usr/share/logwatch/dist.conf directory will not exist because it is optional.

Discussion 0

Correct Answer: A,B,D Vote an answer

Question #4

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

A. Setting the hardware clock from the current system time

B. Setting the system time from the hardware clock

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

D. Synchronizing the system time from an ntp server

E. Displaying the time and date in the future

F. Displaying the time and date in the past

Discussion 0

Correct Answer: C,E,F Vote an answer

Question #5

Examine these details from the sysctl.conf file and from the proc file system:
[root@FAROUT fs]# grep aio-max-nr /etc/sysctl.conf
# oracle-rdbms-server-11gR2-preinstall setting for fs.aio-mx-nr is 1048576 fs.aio-max-nr = 1048576
[root@FAROUT fs] # cat /proc/sys/fs/aio-max-nr
1048576
[root@FAROUT fs] # rpm -q libaio
Libaio-0.0.107-10.e16.x86_64
Libaio-0.3.107-10.e76.i686
Which statement is true about the setting created by oracle-rdbms-server-11gR2-preinstall?

A. It allows a process to request a single I/O without awaiting for a reply. However, if a second I/O is requested, then the process must wait.

B. It allows two or more processes to request I/Os and then to both be notified when both of them complete.

C. It allows two or more processes to request I/O simultaneously while running on different CPUs.

D. It allows a process to request an I/O without waiting for reply.

Discussion 0

Correct Answer: C Vote an answer

Question #6

Which two statements are true about the Ksplice patching feature feature of Oracle Linux when running in standard mode? (Choose two.)

A. It can update both the running kernel in memory and the corresponding kernel image on disk

B. It can update the kernel without rebooting the system

C. It requires access to the Internet, either direct or via a proxy server

D. Updates to the Ksplice software are installed automatically

E. It can update both the Unbreakable Enterprise Kernel (UEK) as well as the Red Hat compatible kernel

Discussion 0

Correct Answer: A,B Vote an answer

Question #7

Which two statements are true about administering the use of the Sudo command in Oracle Linux?

A. visudo prompts for an action if there are syntax errors in the /etc/sudoers file after editing.

B. Using vi to edit /etc/sudoers opens the file read only.

C. visudo will never save the /etc/sudoers file if there are syntax errors in the file after editing.

D. Multiple administrators may edit the /etc/sudoers file simultaneously using visudo but only one may save the edited result.

E. Multiple administrators may edit the /etc/sudoers file simultaneously using vi but only one may save the edited result.

Discussion 0

Correct Answer: A,B Vote an answer

Question #8

You must remove the user harhest from your Oracle Linux system because the person has left the company:
User harhest has numerous files, directories, and a crontab.
You issue:
Userdel -r harhest
Which three outcomes result from the execution of this command?

A. The home directory of harhest is removed.

B. The /var/spool/mail/harhest mailbox is removed.

C. Files owned by narhest in any directory are removed.

D. crontab /var/spool/cron/harhest is removed.

E. Files in the harhest home directory are removed.

F. All directories owned by harhest are removed.

Discussion 0

Correct Answer: A,B,E Vote an answer

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