Oracle 1z0-105 問題集

質問 1：
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)

質問 2：
Which three features are included in the OCFS2 file system?
A. online defragmentation
B. sparse file support
C. transparent compression F transparent encryption
D. multiple cluster sizes
E. metadata checksums
正解：B,D,E
解説: (Topexam メンバーにのみ表示されます)

質問 3：
Which two statements are true about debugging OCFS2?
A. Theo2imagecommand copiesOCFS2file system data from the device to the specified image file.
B. You must mount thedebugfsfile system to enablethe use of thedebugfs.ocfs2command.
C. You must unmount allocfs2file systems to enable the use of thedebugfs.ocfs2command.
D. Theo2imagecommand copiesOCFS2file system metadata from the device to the specified image file.
E. Trace bits has two possible statuses: allow and deny.
正解：B,D
解説: (Topexam メンバーにのみ表示されます)

質問 4：
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 5：
Which three statements are true about the crash utility in Oracle Linux?
A. It can analyze only dumps produced by thekdumpfacility.
B. It can analyze only dumps produced by theLinux Kernel Crash Dumps (LKCD)facility.
C. It can analyze the state of the system while it is running.
D. It can analyze the state of the system after a kernel crash has occurred by using the memory image file produced from the crash.
E. Thekernel-debuginfoandkernel-uek-debuginfopackages are not included in the Oracle Linux distribution.
正解：A,C,D

質問 6：
Which statement is true about btrfs file system devices?
A. You must execute thebtrfsdevice scan after every reboot to add a device to abtrfsfile system.
B. Blocks are automatically rebalanced across all existing devices after adding new devices.
C. A device may be added tobtrfsonly if the file system is unmounted.
D. Thebtrfs device scan -all-devicescommand scans physical devices looking for members of a btrfs volume.
正解：D

質問 7：
Which statement is true about configuring a nameserver in Oracle Linux?
A. It may be authoritative for some zones and cache-only for other zones.
B. If it is a secondary nameserver, it must be an authoritative nameserver for all zones.
C. If it is a recursive nameserver, it must be a cache-only nameserver for all zones.
D. If it is a secondary nameserver, it must copy zone data from a primary nameserver.
E. If it is a primary nameserver, it must be an authoritative nameserver for all zones.
正解：E

質問 8：
Examine the list of requirements for an XFS file system:
1.Its label must be /xfs1.
2.It must mount automatically during system startup.
3.The user data must be stored on /dev/sdh1.
4.The journal data must be stored on /dev/sdd1.
5.The journal must be 4GB in size.
6.It must contain a real-time section.
7.Its block size must be 4096 bytes.
You execute the command:
# mkfs -t xfs -L /xfs1 -l logdev=/dev/sdd1 -d size=4g /dev/sdh1
Which requirements do you meet?
A. 1, 3, 4, 7
B. 1, 3, 4, 5, 7
C. 1, 3, 4
D. 1, 3, 4, 5, 6, 7
E. 1, 2, 3, 4, 7
F. 1, 2, 3, 4, 5, 6, 7
正解：D