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

（A）YAML is like HTML and is used to create web page structure content for web deployment

（B）YAML is designed for web development and has libraries for infrastructure automation

（C）YAML is used for configuration files and data serialization in IaC tools in a human-readable format

（D）YAML is a binary format used to ensure data transfer in a non-human-readable format

（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

（A）lsof -It

（B）ss -pint

（C）tcpdump -nL

（D）netstat -pn

（A）cd /temp/tmp/tempa

（B）mv /home/tmp/tempa /home/tmp/temp

（C）cp /home/tmp/tempa /home/tmp/temp

（D）ls /home/tmp/tempa

（A）wget
gcc
cp

（B）build
install
configure

（C）tar xvzf
build
cp

（D）./configure
make
make install

（A）firewall-cmd --check-service http

（B）firewall-cmd --query-service http

（C）firewalld query-service-http

（D）firewalld --check-service http

（A）docker image load java:7

（B）docker image import java:7

（C）docker image pull java:7

（D）docker image build java:7

（A）lvcreate -L900G -n opt_finapp rhel

（B）fsck.ext4 /dev/mapper/rhel-opt_finapp

（C）fdisk /dev/mapper/rhel-opt_finapp

（D）xfs_repair /dev/mapper/rhel-opt_finapp

（A）Adding the User-webservice to the [Service] section of the service file

（B）Changing the:nulti-user.target in the [Install] section to basic.target

（C）Updating the Environment File line in the [Service] section to/home/webservice/config

（D）Removing the ExecStarWusr/sbin/webserver -D SOPTIONS from the service file

（A）docker ps WEB -f

（B）docker run --name WEB --volume /dev/stdout:/var/log/nginx/error.log

（C）docker logs WEB

（D）docker-compose inspect WEB

（A）Creating the /etc/nologin.allow file containing only a single line root

（B）Ensuring that /etc/pam.d/sshd includes account sufficient pam_nologin.so

（C）Creating the /etc/nologin file

（D）Creating the /etc/nologin/login.deny file containing a single line +all

（A）source ~/.bashrc

（B）touch ~/.bashrc

（C）echo ~/.bashrc

（D）read ~/.bashrc

（A）bash
for server in $(cat /home/user/serverslist)
do
for user in $(cat /home/user/userslist)
do
sudo useradd $user
done
done

（B）bash
for server in $(cat /home/user/serverslist)
do
scp /home/user/userslist user@$server:/tmp
ssh -i user@$server "for user in $(cat /tmp/userslist)
do
sudo useradd $user
done; exit"
done

（C）bash
for server in $(cat /home/user/serverslist)
do
ssh -i user@$server "for user in $(cat /home/user/userslist)
do
sudo useradd $user
done; exit"
done

（D）bash
ssh user@$(cat /home/user/serverslist) "sudo useradd $(cat /home/user/userslist); exit"

（A）dig @10.10.10.20 example.com mx

（B）dig @example.com 10.10.10.20 a

（C）dig @10.10.10.20 example.com ns

（D）dig @example.com 10.10.10.20 ptr

（A）The workstation has the wrong IP settings.

（B）The sshd service is disabled.

（C）The server has an incorrect default gateway configuration.

（D）The server's firewall is preventing connections from being made.

（A）chattr +a /opt/app/logs

（B）chattr +i /opt/app/logs

（C）chattr +c /opt/app/logs

（D）chattr +d /opt/app/logs

（A）XML

（B）Markdown

（C）YAML

（D）JSON

（A）docker exec -d app /bin/bash

（B）docker run -ti app /bin/sh

（C）podman exec -ti app /bin/sh

（D）podman run -d app /bin/bash