Oracle 1z0-105 問題集

質問 1：
Which two statements are true about SELinux in enforcing mode?
A. Access to object is based solely on user identity and ownership.
B. Discretionary Access Control is checked before Mandatory Access Control.
C. Access is permitted unless denied by SELinux.
D. Mandatory Access Control is checked before Discretionary Access Control.
E. Discretionary Access Control is ignored.
F. Access is denied unless permitted by SELinux.
正解：B,F
解説: (Topexam メンバーにのみ表示されます)

質問 2：
Identify the two commands that can be used to set SELinux file labels back to their default values.
A. opdate_selinux
B. semanage fcontext
C. restorecon
D. fixfiles
E. chcon
F. matchpathcon
正解：C,E

質問 3：
Consider the features of virtualization modes.
Which three statements are correct?
A. With full virtualization (FV), all aspects of a guest OS are virtualized. The guest OS running on a virtual machine (VM) can run unmodified.
B. PV takes advantage of the virtualization hardware extensions offered by the physical server. These hardware extensions are required to run paravirtualized VMs.
C. With paravirtualization (PV), the paravirtualized guests run a modified version of the guest OS, which communicates with the hypervisor by using hypercalls.
D. Xen is a type-2 hypervisor that allows guests to run either as fully paravirtualized (PV guests) or as hardware virtualized (HVM guests), with or without paravirtualized drivers.
E. The Oracle Linux Unbreakable Enterprise Kernel (UEK) is a PVOPS kernel that contains all paravirtualized drivers and can determine whether the underlying system supports FV or PV operations.
正解：B,D,E

質問 4：
A new iSCSI target configuration is created in /etc/tgt/targets2.conf using a text editor. The file is used to avoid accidental destructive errors in the normal working configuration file /etc/tgt/targets.conf while testing is in progress.
Which command would you use to activate this configuration without affecting the default configuration file?
A. tgt-admin -e -c /etc/tgt/targets2.conf
B. tgt-admin -e < /etc/tgt/targets2.conf
C. cat /etc/tgt/targets2.conf | tgt-admin -e
D. service tgtd restart < /etc/tgt/targets2.conf
正解：C

質問 5：
Which two parameters are valid networking modes for a Linux container (LXC)?
A. veth
B. routed
C. nat
D. macvlan
E. bridged
正解：C,E

質問 6：
You create an XFS file system by using the command: # mkfs -t xfs -L /xfs1 -l logdev=/dev/cdd1 /dev/sdh1 You create the mount point /xfs1 and want to mount the file system on its mount point, before
adding an entry for the file system to /etc/fstab. Which two commands can you use to do this?
A. mount LABEL=/xfs1 -o logdev=/dev/sdd1 /xfs1
B. mount LABEL=/xfs1 -o logdev=/dev/sdd1
C. mount LABEL=/xfs1 /xfs1
D. mount -t xfs LABEL=/xfs1 /xfs1
E. mount -t xfs -o logdev=dev/sdd1 /dev/sdh1 /xfs1
F. mount /dev/sdh1 /xfs1
正解：A,E

質問 7：
Which three statements are true about the Kickstart installation method?
A. It creates a Kickstart file.
B. It always requires a Kickstart file.
C. It automates the installation of Oracle Linux.
D. It requires aPXEboot from the network.
E. It requires local access to the installation media.
F. The system must be booted manually with theks=option.
正解：C,D,E
解説: (Topexam メンバーにのみ表示されます)

質問 8：
Which three statements are true about support for the XFS file system in Oracle Linux?
A. It is not supported for the/bootfile system.
B. It is supported only when created on Logical Volumes.
C. It has a built-in volume manager.
D. It supports user and group disk quotas.
E. It is a journaling, extend-based file system.
F. It is supported for the root (/) file system.
正解：A,C,D
解説: (Topexam メンバーにのみ表示されます)