1z0-105試験無料問題集（97題）「Oracle Linux 6 Advanced System Administration 認定」

出題：1

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 -t xfs LABEL=/xfs1 /xfs1

B. mount LABEL=/xfs1 /xfs1

C. mount /dev/sdh1 /xfs1

D. mount LABEL=/xfs1 -o logdev=/dev/sdd1 /xfs1

E. mount LABEL=/xfs1 -o logdev=/dev/sdd1

F. mount -t xfs -o logdev=dev/sdd1 /dev/sdh1 /xfs1

正解：D,F 解答を投票する

出題：2

Which two statements about the yum-fs-snapshot plugin are true?

A. It automatically creates file system snapshots for all file systems before running ayumtransaction.

B. It can be used when the root file system is deployed onbtrfs.

C. It is enabled by default for all types of root file systems.

D. It can be used when the root file system is deployed on anVLMvolume.

E. It can be used to manually create file system snapshots before running ayumtransaction.

正解：A,B 解答を投票する

解説: (GoShiken メンバーにのみ表示されます)

出題：3

Which three statements are true about accessing Windows shares from Linux with SAMBA on Oracle Linux?

A. The findsmb utility queries a file to findSAMBAservers.

B. The username required to access theSAMBAshares on Windows may be specified in themountcommand.

C. FTPmay be used to accessSAMBAshares on Windows.

D. The password required to accessSAMBAshares on Windows may be specified in themountcommand.

E. The username and password required to accessSAMBAshares on Windows may be specified in /etc/fstab.

F. Thesmbclientutility uses a lowercase version of the environment variableUSERorLOGNAMEif the username is not provided on the command line.

G. Thesmbtreeutility queries a file to findSAMBAservers.

正解：A,F,G 解答を投票する

解説: (GoShiken メンバーにのみ表示されます)

出題：4

You run the crash utility on an Oracle Linux system after a kernel panic and use the bt - a command as shown:
crash> bt -a
PID: 286 TASK: c0b3a000 CPU: 0 COMMAND: "in.rlogind"
#0 [c0b3be90] crash_save_current_state at c011aed0 #1 [c0b3bea4] panic at c011367c #2 [c0b3bee8] tulip_interrupt at c01bc820 #3 [c0b3bf08] handle_IRQ_event at c010a551 #4 [c0b3bf2c] do_8259A_IRQ at c010a319 #5 [c0b3bf3c] do_IRQ at c010a653 #6 [c0b3bfbc] ret_from_intr at c0109634 EAX: 00000000 EBX: c0e68280 ECX: 00000000 EDX: 00000004 EBP: c0b3bfbc DS: 0018 ESI: 00000004 ES: 0018 EDI: c0e68284
CS: 0010 EIP: c012f803 ERR: Ffffff09 EFLAGS: 00000246
#7 [c0b3bfbc] sys_select at c012f803 #8 [c0b3bfc0] system_call at c0109598 EAX: 0000008e EBX: 00000004 ECX: bfffc9a0 EDX: 00000000
DS: 002b ESI: bfffc8a0 ES: 002b EDI: 00000000
SS: 002b ESP: bfffc82c EBR: bfffd224
CS
EIP: 400d032e
ERR:
0000008e
EFLAGS:
00000246
Which two statements are true about the purpose of the bt -a command?

A. It shows stack traces of the active task on each CPU.

B. It may help show a relationship between panicking tasks on one CPU and tasks on other CPUs.

C. It shows stack traces of all tasks and threads.

D. The output of each CPU must be requested separately.

正解：A,C 解答を投票する

出題：5

Examine the D script:
syscall::write:entry
{
@[execname] = avg(arg2);
}
Note that the third argument to the write(2) system call is the size of the write being made.
Which statement is true about this D script?

A. It displays the average write size that each running program makes.

B. It displays the average write size that each unique process makes.

C. It runs but produces no output.

D. It does not run because the aggregate is not named.

正解：D 解答を投票する

出題：6

Which two statements are true about recursive nameservers that are supported by Oracle Linux?

A. They may be authoritative.

B. They cache replies from previous name resolution requests.

C. They may be secondary nameservers.

D. They may forward requests to authoritative name servers on some occasions.

E. They may be primary nameservers.

正解：D,E 解答を投票する

出題：7

Consider the features and capabilities of DTrace in Oracle Linux.
Which two statements are true?

A. DTrace is available on Oracle Linux only on the z86_64 platform.

B. DTrace package are available by subscription from the Unbreakable Linux Network (ULN).

C. The Linux kernel changes required to support DTrace, and the DTrace kernel module, are available under the GNU GPL license.

D. DTrace package are part of the standard OL distribution, although they are not installed by default.

E. DTrace is available on all Linux platforms.

正解：A,D 解答を投票する

出題：8

Examine the UserDir directives in this extract from /etc/httpd/conf/httpd.conf:
<Ifmodule mod_userdir.c>
UserDir enabled user1
UserDir disabled user1
UserDir public_html
</ifModule>
The web server URL is http://host01.
A website exists in the user's directory /home/user1/public_html.
A user attempts to access user1's webpages by using the URL:
http://host01/~user1
Which statement describes the outcome?

A. The occurrence ofuser1in the list of disabled users causes anaccess deniederror to the website contained inuser1'spublic_htmlsubdirectory, overridding theenableddirective.

B. The configuration produces an error upon web server startup, because theenabledanddisableddirectives conflict.

C. Access is granted because theUserDir public_htmldirective applies default access to all local users on the system, overriding theenabledordisableddirective.

D. The occurrence ofuser1in the list of enabled users allows access to the website contained inuser1'spublic_htmlsubdirectory, overridding thedisableddirective.

正解：D 解答を投票する

出題：9

Which two statements are true about OCFS2 heartbeats?

A. A local heartbeat refers to disk heartbeatingon all shared devices.

B. A local heartbeat is started during cluster online and stopped during cluster offline commands.

C. A local heartbeat is strongly recommended for clusters having a large number of mounted file systems.

D. Only one heartbeat mode can be active at a time.

E. Heartbeat mode can be configured at the file system level.

F. A list of heartbeat devices is stored in the/etc/sysctl.conffile.

正解：A,B 解答を投票する

解説: (GoShiken メンバーにのみ表示されます)

出題：10

You dynamically configure a system to concurrently run tasks A1 and A2 using these commands: # mkdir /cgroup/cpu # mount -t cgroup -o cpu cpu /cgroup/cpu # mkdir /cgroup/cpu/A1 # mkdir /cgroup/cpu/A2 # echo 5 > /cgroup/cpu/A1/cpu.shares # echo 5 > /cgroup/cpu/A2/cpu.shares # mkdir /cgroup/cpuacct # mount -t cgroup -o cpuacct cpuacct /cgroup/cpuacct You want to generate a /etc/cgconfig.conf configuration fail that contains the current cgroup
configuration on the system. Which command would you use?

A. lscgroup

B. cgset

C. cgclassify

D. cgsnapshot

E. cgcreate

正解：B 解答を投票する

1z0-105試験無料問題集「Oracle Linux 6 Advanced System Administration 認定」