1z1-106 試験問題を無料オンラインアクセス

Which mdadm command creates a RAID-1 device consisting of two block volumes and one spare device?

• A.mdadm -create /dev/md0 -level=1 -raid-devices=2 /dev/xvdd1 /dev/xvdd2
• B.mdadm -create /dev/md0 -level=5 -raid-devices=2 /dev/xvdd1 /dev/xvdd2 -spare-devices=1 /dev
  /xvdd3
• C.mdadm -create /dev/md0 -level=0 -raid-devices=2 /dev/xvdd1 /dev/xvdd2 -spare-devices=1 /dev
  /xvdd3
• D.mdadm -create /dev/md0 -level=1 -raid-devices=2 /dev/xvdd1 /dev/xvdd2 -spare-devices=1 /dev
  /xvdd3

Examine this output:
Last metadata expiration check: 4:30:21 ago on Mon 26 Oct 2020 03:09:52 PM GMT Installed Packages Name : gzip Version : 1.9 Release : 9.el8 Architecture : x86_64 Size : 412 k Source : gzip-1.9-9.el8.src.rpm Repository : @System From repo : anaconda Summary : The GNU data compression program URL :
http://www.gzip.org/
License : GPLv3+ and GFDL
Description : The gzip package contains the popular GNU gzip data compression program. Gzipped files have a .gz extension.
Gzip should be installed on your system, because it is a very
commonly used data compression program.
Which command generated it?

• A.dnf provides /usr/bin/gzip
• B.dnf info /usr/bin/gzip
• C.dnf search /usr/bin/gzip
• D.dnf list /usr/bin/gzip

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.A new RAID device was just added to replace a failed one.
• B.The RAID set read and write performance is currently sub-optimal.
• C.An extra device was added to this RAID set to increase its size.
• D.Only write performance is currently sub-optimal on this RAID set.
• E.A RAID device failed and has returned to normal operating status.

Which two actions are performed by the logrotate utility?

• A.encrypted log files
• B.duplicating log files
• C.rotating log files as specified
• D.compressing log files
• E.hashing log files

Examine this command:
# nft add rule inet filter input tcp dport 80 drop
Which two statements are true upon execution?

• A.TCP packets outbound on port 80 are dropped.
• B.The rule updates the configuration on disk.
• C.The rule is applied to both IPv4 and IPv6 packets.
• D.The rule applies to the input table.
• E.All traffic inbound on port 80 is dropped.
• F.TCP packets inbound on port 80 are dropped.