XK0-005無料問題集「CompTIA Linux+ Certification」

質問 1

A systems administrator checked out the code from the repository, created a new branch, made changes to the code, and then updated the main branch. The systems administrator wants to ensure that the Terraform state files do not appear in the main branch. Which of following should the administrator use to meet this requirement?

（A）clone

（B）gitxgnore

（C）.ssh

（D）get

正解：B 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 2

A systems administrator created a web server for the company and is required to add a tag for the API so end users can connect. Which of the following would the administrator do to complete this requirement?

（A）hostnamectl status --no-ask-password

（B）hostnamectl set-hostname Comptia-WebNode --transient

（C）hostnamectl set-hostname Comptia-WebNode -H [email protected]

（D）hostnamectl set-hostname "$(perl -le "print" "A" x 86)"

正解：C 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 3

A Linux administrator needs to check extended permissions applied to the directory test. Which of the following commands should the administrator use to help with this task?

（A）getsebool test/

（B）getfacl test/

（C）getenforce test/

（D）ls -al test/

正解：B 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 4

A Linux administrator needs to ensure that Java 7 and Java 8 are both locally available for developers to use when deploying containers. Currently only Java 8 is available. Which of the following commands should the administrator run to ensure both versions are available?

（A）docker image load java:7

（B）docker image import java:7

（C）docker image pull java:7

（D）docker image build java:7

正解：C 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 5

A Linux administrator wants to find out whether files from the wget package have been altered since they were installed. Which of the following commands will provide the correct information?

（A）rpm -V wget

（B）rpm -F wget

（C）rpm -i wget

（D）rpm -qf wget

正解：A 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 6

A hardened physical Linux system allows regular, unprivileged users to remotely connect to the server using SSH only. No sudo tool has been installed. Which of the following should the Linux administrator use to perform administrative tasks on this host? (Select two).

（A）Create an SSH key and copy it to the remote server to allow passwordless login

（B）Add the user to the wheel group

（C）Install the sudo command using the unprivileged user's account

（D）Use the su command and enter the root user's password

（E）Install the telnet server on this system to be able to use a root account

（F）Access the server's physical console and use the root user's password to log in

正解：D、F 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 7

An administrator is trying to diagnose a performance issue and is reviewing the following output:

System Properties:
CPU: 4 vCPU
Memory: 40GB
Disk maximum IOPS: 690
Disk maximum throughput: 44Mbps | 44000Kbps
Based on the above output, which of the following BEST describes the root cause?

（A）The system has reached its maximum permitted throughput, therefore iowait is increasing.

（B）The system is mostly idle, therefore the iowait is high.

（C）The system has a partitioned disk, which causes the IOPS to be doubled.

（D）The system has reached its maximum IOPS, causing the system to be slow.

正解：A 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 8

A DevOps engineer wants to allow the same Kubernetes container configurations to be deployed in development, testing, and production environments. A key requirement is that the containers should be configured so that developers do not have to statically configure custom, environment-specific locations. Which of the following should the engineer use to meet this requirement?

（A）Overlay network

（B）Ambassador container

（C）Node affinity

（D）Custom scheduler

正解：B 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 9

A systems administrator is cloning a system partition /dev/sda1 to /dev/sdc1. Which of the following commands would allow the administrator to accomplish this task most efficiently?

（A）cp -R /dev/sda1 /dev/sdc1

（B）rsync -av /dev/sda1 /dev/sdc1

（C）cat /dev/sda1 > /dev/sdc1

（D）dd if=/dev/sda1 of=/dev/sdc1

正解：D 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 10

A DevOps engineer needs to download a Git repository from https://git.company.com/admin/project.git. Which of the following commands will achieve this goal?

（A）git clone https://git.company.com/admin/project.git

（B）git checkout https://git.company.com/admin/project.git

（C）git branch https://git.company.com/admin/project.git

（D）git pull https://git.company.com/admin/project.git

正解：A 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 11

A systems administrator is tasked with setting up key-based SSH authentication. In which of the following locations should the administrator place the public keys for the server?

（A）~/.ssh/authorized_keys

（B）~/.ssh/keys

（C）~/.ssh/keyauth

（D）~/.sshd/authkeys

正解：A 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 12

A Linux administrator needs to expand a volume group using a new disk. Which of the following options presents the correct sequence of commands to accomplish the task?

（A）fdisk
pvcreate
vgextend

（B）fdisk
partprobe
mkfs

（C）partprobe
vgcreate
lvextend

（D）lvcreate
fdisk
partprobe

正解：A 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 13

A cloud engineer needs to launch a container named web-01 in background mode. Which of the following commands will accomplish this task''

（A）docker ps -a --name web-01 httpd

（B）docker builder -f -name web-01 httpd

（C）docker load --name web-01 httpd

（D）docker run -d --name web-01 httpd

正解：D 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

XK0-005 無料問題集「CompTIA Linux+ Certification」

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