Online Access Free 1z0-100 Practice Test

The user smith, whose primary group is smith, wants to create a file in his home directory, which belongs to the group apps.
Which two statements are correct?

• A.The user smith can use the newgrp command to change the primary group to apps, but a password is required if smith is not listed in /etc/group as a member of the apps group.
• B.The user smith can create a file that belongs to the apps group, only If his private group is the apps group as per /etc/group.
• C.The user smith can use the newgrp command to change the primary group to apps, only if smith is listed in /etc/group as a member of the apps group.
• D.SGID should be set on smith's home directory to let smith create files that belong to a group that is not his primary group.

What is the main advantage of the Oracle Unbreakable Enterprise Kernel compared with the Red Hat compatible kernel?

• A.It has a lower Mean Time Between Failures.
• B.It provides higher availability for applications by reducing Mean Time to Recovery.
• C.It scales better for more CPUS, memory, and Infiniband network connections.
• D.It is more secure and, therefore, more difficult to hack.

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 Unbreakable Enterprise kernel (UEK).
• B.Create a ULN account if it doesn't exist already.
• C.Reboot your system.
• D.Run the yum update command.
• E.Ensure you have a valid Oracle Linux support agreement.
• F.Install the uln_register.tgz package.
• G.Install the uln_register.tgz and uln_register-gnome.tgz packages.
• H.Run the uln_register command as the root user and answer the prompts.

Which three statements are true about the Oracle Linux Multiple Device Driver (MD)? (Choose three.)

• A.RAID devices can only be built on disk partitions
• B.It can be configured to have spare devices
• C.It includes snapshot functionality
• D.It can be used to mirror the root filesystem
• E.It supports striping, mirroring, and a combination of striping and mirroring

Which four statements correctly describe the contents of the sysfs filesystem?

• A.It contains metadata on system uptime.
• B.It contains metadata on firmware.
• C.It contains metadata on all loaded modules in the kernel.
• D.It contains kernel parameter files.
• E.It contains metadata on all block devices.
• F.It contains metadata on device classes.