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RedHatのEX200は専門知識と情報技術の検査として認証試験で、JPTestKingはあなたに一日早くRedHatの認証試験に合格させて、多くの人が大量の時間とエネルギーを費やしても無駄になりました。JPTestKingにその問題が心配でなく、わずか20時間と少ないお金をを使って楽に試験に合格することができます。JPTestKingは君に対して特別の訓練を提供しています。
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Deploy, configure, and maintain systems | 15% | - Configure firewalld firewall rules - Manage network interfaces and settings with NetworkManager/nmcli - Manage software packages with DNF/YUM |
| Topic 2: Operate running systems | 20% | - Boot systems into different targets; manage systemd units - Manage networking and network services - Schedule tasks using cron and at - Manage logging and journaling - Maintain accurate system time with chrony |
| Topic 3: Perform basic shell scripting | - Use conditional statements, loops, and script inputs | |
| Topic 4: Create and configure file systems | 15% | - Manage access control lists (ACLs) - Create and mount XFS, ext4, VFAT file systems - Maintain entries in /etc/fstab using UUID or labels - Mount and manage network file systems (NFS, autofs) |
| Topic 5: Manage security | 10% | - Enforce SELinux modes, contexts, booleans, and port labeling - Restore file contexts and troubleshoot SELinux issues |
| Topic 6: Manage users and groups | 10% | - Manage password policies and sudo access - Configure SSH key-based authentication - Create, delete, modify users and groups |
| Topic 7: Configure local storage | 15% | - Create and manage LVM physical volumes, volume groups, logical volumes - Configure swap space - List, create, delete partitions and GPT/MBR layouts |
| Topic 8: Understand and use essential tools | 25% | - Archive, compress, unpack files using tar, gzip, bzip2 - Create/edit text files; manage files, directories, links, permissions - Access remote systems via SSH - Access shell prompt and issue commands with correct syntax - Use input-output redirection - Use grep and regular expressions |
お客様の時間が大切だということが了解します。私たちのEX200試験問題集の一つの特徴は時間を節約できることです。お客様は支払いに成功した後、自分のメールアドレスで直接にEX200試験問題集をダウンロードできます。勉強するとき、EX200試験問題集の問題の答えを覚えると、EX200試験に参加できます。
質問 # 11
Create a compressed archive of /etc and verify its file type.
正解：
解説：
See the solution below in Explanation.
Explanation:
Solution:
tar -zvcf /root/etc_backup.tar.gz /etc
file /root/etc_backup.tar.gz
Detailed Explanation:
* tar creates the archive.
* -z uses gzip compression.
* -v is verbose.
* -c creates the archive.
* -f names the output file.
* file confirms the resulting archive type.
質問 # 12
Create a Shared Directory.
Create a shared directory /home/admins, make it has the following characteristics:
/home/admins belongs to group adminuser
This directory can be read and written by members of group adminuser Any files created in /home/ admin, group automatically set as adminuser.
正解：
解説：
see explanation below.
Explanation
mkdir /home/admins
chgrp -R adminuser /home/admins
chmodg+w /home/admins
chmodg+s /home/admins
質問 # 13
The following command is issued on two docker nodes:
docker network create --driver bridge isolated_nw
Afterwards, one container is started at each node with the parameter --network=isolated_nw. It turns out
that the containers can not interact with each other. What must be done in order to allow the containers to
interact with each other? (Choose two correct answers.)
正解：C、E
解説：
Explanation/Reference:
Reference https://docs.docker.com/v17.09/engine/userguide/networking/#bridge-networks
質問 # 14
SIMULATION
Create a swap space, set the size is 600 MB, and make it be mounted automatically after rebooting the system (permanent mount).
正解：
解説：
See explanation below.
Explanation/Reference:
Explanation:
if=/dev/zero of=/swapfile bs=1M count=600 mkswap /swapfile
/etc/fstab:
/swapfile swap swap defaults 0 0 mount -a
質問 # 15
CORRECT TEXT
Add users: user2, user3.
The Additional group of the two users: user2, user3 is the admin group Password: redhat
正解：
解説：
# useradd -G admin user2
# useradd -G admin user3
# passwd user2
redhat
# passwd user3
redhat
質問 # 16
......
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