최신 1Z0-106 무료덤프 - Oracle Linux 8 Advanced System Administration

문제1

Examine these commands executed by root:
# mkdir -p /jail /jail/bin /jail/lib64
# cp $(which bash) /jail/bin/
# ldd $(which bash)
linux-vdso.so.1 (0x00007ffd574f5000)
libtinfo.so.6 => /lib64/libtinfo.so.6 (0x00007fb458c2c000)
libdl.so.2 => /lib64/libdl.so.2 (0x00007fb458a28000)
libc.so.6 => /lib64/libc.so.6 (0x00007fb458666000)
/lib64/ld-linux-x86-64.so.2 (0x00007fb459177000)
# cp /lib64/libtinfo.so.6 /jail/lib64/
# cp /lib64/libdl.so.2 /jail/lib64/
# cp /lib64/libc.so.6 /jail/lib64/
# cp /lib64/ld-linux-x86-64.so.2 /jail/lib64/
# chroot /jail
What is the output from the cd, pwd, and ls commands?

A. bash-4.4# cd
bash: cd: /root: No such file or directory
bash-4.4# pwd
/
bash-4.4# ls
bin lib64

B. bash-4.4# cd
bash: cd: /root: No such file or directory
bash-4.4# pwd
/root
bash-4.4# ls
bash: ls: command not found

C. bash-4.4# cd
bash: cd: command not found
bash-4.4# pwd
bash: pwd: command not found
bash-4.4# ls
bash: ls: command not found

D. bash-4.4# cd
bash: cd: /root: Unable to access chrooted file or directory /root
bash-4.4# pwd
/
bash-4.4# ls
bin lib64

정답: A

설명: (DumpTOP 회원만 볼 수 있음)

문제2

Examine this udev device naming rule which gets processed successfully:
makefile
KERNEL=="hdb", DRIVER=="ide-disk", SYMLINK+="sparedisk"
Which two statements are true?

A. Symbolic link /dev/sparedisk is created linking to /dev/hdb and with an ide-disk device driver, thus overwriting existing symbolic links.

B. The matching device will have the kernel device name /dev/hdb.

C. Symbolic link /dev/sparedisk is created for a device named /dev/hdb which has an ide-disk device driver if such a device is discovered.

D. The matching device will be named /dev/sparedisk.

E. Symbolic link /dev/sparedisk is created for a device named /dev/hdb or one that has an ide-disk device driver, whichever is discovered first.

정답: B,C

설명: (DumpTOP 회원만 볼 수 있음)

문제3

Examine this command and output:
# mdadm --detail /dev/md0
/dev/md0:
Version: 1.2
Creation Time: Tue Oct 27 16:53:38 2020
Raid Level: raid5
Array Size: 207872 (203.03 MiB 212.86 MB)
Used Dev Size: 103936 (101.52 MiB 106.43 MB)
Raid Devices: 3
Total Devices: 3
Persistence : Superblock is persistent
Update Time: Tue Oct 27 16:53:38 2020
State: clean, degraded, recovering
Active Devices: 2
Working Devices: 3
Failed Devices: 0
Spare Devices: 1
Layout: left-symmetric
Chunk Size: 512K
Rebuild Status: 60% complete
Name: ol8.example.com:0 (local to host ol8.example.com)
UUID: 70f8bd2f:0505d92d:750a781e:c224508d
Events: 66
Number Major Minor RaidDevice State
0 8 49 0 active sync /dev/sdd1
1 8 65 1 active sync /dev/sde1
3 8 81 2 spare rebuilding /dev/sdf1
Which two are true?

A. Only write performance is currently sub-optimal on this RAID set.

B. The RAID set read and write performance is currently sub-optimal.

C. A RAID device failed and has returned to normal operating status.

D. A new RAID device was just added to replace a failed one.

E. An extra device was added to this RAID set to increase its size.

정답: B,D

설명: (DumpTOP 회원만 볼 수 있음)

문제4

Which is true about the /etc/sysconfig directory in an Oracle Linux 8 system?

A. It is used to access device and device driver information.

B. Files in this directory hierarchy contain information about running processes.

C. Its contents depend on the packages installed on the system.

D. Files in this directory hierarchy contain information about system hardware.

정답: C

설명: (DumpTOP 회원만 볼 수 있음)

문제5

Which two statements are true about the proc and sys file systems?

A. sys contains a list of mounted devices.

B. proc contains a list of network drivers.

C. proc contains information about memory and CPUs.

D. sys contains a list of running processes.

E. sys contains information about memory and CPUs.

정답: C,E

설명: (DumpTOP 회원만 볼 수 있음)

문제6

You must prevent Ksplice from reapplying updates at the next system reboot. Which two commands or parameters can do this?

A. uptrack-remove -all

B. uptrack=0

C. uptrack-upgrade -n

D. nouptrack

E. touch /etc/uptrack/disable

정답: A,E

설명: (DumpTOP 회원만 볼 수 있음)

최신 1Z0-106 무료덤프 - Oracle Linux 8 Advanced System Administration

우리와 연락하기

유용한 링크

최신 업데이트