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| Section | Objectives |
|---|---|
| Topic 1: Manage security | - SELinux port labels - SELinux file and process contexts - Firewall configuration - SSH key-based authentication - SELinux enforcing and permissive modes - SELinux Boolean settings - Default file permissions - SELinux file context restoration |
| Topic 2: Create and configure file systems | - File permission troubleshooting - Extending logical volumes - VFAT, ext4, and XFS file systems - Autofs - NFS file systems |
| Topic 3: Configure local storage | - File system mounting using UUID or labels - Logical volumes - GPT disk partitions - Volume groups - Physical volumes - Adding partitions, logical volumes, and swap |
| Topic 4: Operate running systems | - Interrupt the boot process - Process monitoring and termination - Secure file transfer - Process scheduling - Boot, reboot, and shut down systems - Tuning profiles - Boot systems into different targets - System logs and journals - Network services |
| Topic 5: Deploy, configure, and maintain systems | - Default boot target configuration - Software installation and updates - Service management - Task scheduling with at, cron, and systemd timers - Time service clients - Bootloader configuration |
| Topic 6: Manage software | - Configure RPM repositories - Install and remove RPM packages - Install and remove Flatpak packages - Configure Flatpak repositories |
| Topic 7: Understand and use essential tools | - File permissions - Hard and soft links - Shell access and command syntax - File archiving and compression - Remote system access using SSH - Text analysis with grep and regular expressions - Input and output redirection - System documentation - Users and multi-user targets - File and directory management - Creating and editing text files |
| Topic 8: Manage basic networking | - Network services at boot - Firewall configuration with firewalld and firewall-cmd - IPv4 and IPv6 configuration - Hostname resolution |
| Topic 9: Manage users and groups | - Privileged access configuration - Local group management - Local user account management - Password and password aging management |
| Topic 10: Create simple shell scripts | - Looping constructs - Conditional execution - Processing command output - Processing script inputs |
EX200 exam preparation also provide you a deep insight knowledge about the RedHat EX200 exam topics. This knowledge will help you in RedHat EX200 exam success and career. The RedHat EX200 Exam Questions require some of your attention. You may use our RedHat EX200 exam dumps to help you get ready for the real RedHat EX200 exam.
NEW QUESTION # 30
Which sections can exist in a Logstash configuration file? (Choose three correct answers.)
Answer: B,D,E
Explanation:
Explanation/Reference:
Reference https://www.elastic.co/guide/en/logstash/current/configuration-file-structure.html
NEW QUESTION # 31
Successfully resolve to server1.example.com where your DNS server is 172.24.254.254.
Answer:
Explanation:
see explanation below.
Explanation
* vi /etc/resolv.conf
nameserver 172.24.254.254
* host server1.example.com
On every clients, DNS server is specified in /etc/resolv.conf. When you request by name it tries to resolv from DNS server.
NEW QUESTION # 32
Configure autofs
Configure autofs to automatically mount the home directory of a remote user as described below:
- materials.example.com (172.25.254.254) exports /rhome via NFS to your system. This filesystem contains a pre-configured home directory for the user remoteuser1.
- The home directory of remoteuser1 is materials.example.com:/rhome/remoteuser1.
- The home directory of remoteuser1 should be automatically mounted locally at /rhome/remoteuser1.
- The home directory must be writable by the user.
- The password for remoteuser1 is "flectrag".
Answer:
Explanation:
# Preparations (not required for the exam)
# Go back to foundation0, remote into classroom, create the remoteuser1 user and directory.
# This step is necessary to avoid issues with autofs mounting during testing.
[kiosk@foundation0 ~]$ ssh root@classroom 'useradd -u 1010 remoteuser1 && mkdir -p /rhome/remoteuser1 && chown remoteuser1: /rhome/remoteuser1'
# Install nfs-utils and autofs
[root@node1 ~]# yum -y install nfs-utils autofs
[root@node1 ~]# vim /etc/auto.master
/rhome /etc/auto.rhome
[root@node1 ~]# vim /etc/auto.rhome
remoteuser1 -rw materials.example.com:/rhome/remoteuser1
[root@node1 ~]# systemctl enable --now autofs
# Verification
[root@node1 ~]# ll /rhome/
[root@node1 ~]# ssh remoteuser1@localhost
remoteuser1@localhost\'s password: `flectrag`
$ pwd
/rhome/remoteuser1
$ touch my.file
$ mount | grep rhome
...
materials.example.com:/rhome/remoteuser1 on /rhome/remoteuser1 type nfs4 (`rw`,relatime,vers=4.2,rsize=131072,wsize=131072,namlen=255,hard,proto=tcp,timeo=600,retrans=2,sec=sys,clientaddr=172.25.250.100,local_lock=none,addr=172.25.254.254)
NEW QUESTION # 33
: 107 SIMULATION
Add an additional swap partition of 754 MB to your system.
The swap partition should automatically mount when your system boots.
Do not remove or otherwise alter any existing swap partitions on your system.
Answer:
Explanation:
see explanation below.
Explanation
* fdisk -l
* fdisk -cu /dev/vda
p n
e or p select e
default (first): enter
default (last): enter n
default(first): enter
default(first): +754M t (1-5)
l: 82 p
w #reboot
#mkswap /dev/vda5
* vim /etc/fstab
/dev/vda5 swap swap defaults 0 0
wq
* mount -a
* swapon -a
* swapon -s
NEW QUESTION # 34
23. Configure Your System to Use Default Repositories
The YUM repositories are available at http://content/rhel9.0/x86_64/dvd/BaseOS and http://content/rhel9.0/x86_64/dvd/AppStream. Configure your system to use
these locations as the default repositories.
Answer:
Explanation:
Solution:
Method 1:
# Copy the yum configuration file from node1.
[root@node2 ~]# scp root@node1:/etc/yum.repos.d/rhcsa.repo /etc/yum.repos.d/
Method 2:
[root@node2 ~]# vim /etc/yum.repos.d/rhcsa.repo
[Base]
name=Base
baseurl=http://content/rhel9.0/x86_64/dvd/BaseOS
enabled=1
gpgcheck=no
[App]
name=App
baseurl=http://content/rhel9.0/x86_64/dvd/AppStream
enabled=1
gpgcheck=no
# Verification
[root@node2 ~]# yum repoinfo
[root@node2 ~]# yum -y install ftp
NEW QUESTION # 35
......
You will need to pass the Red Hat Certified System Administrator - RHCSARHEL 10 (EX200) exam to achieve the Red Hat Certified System Administrator - RHCSARHEL 10 (EX200) certification. Due to extremely high competition, passing the RedHat EX200 exam is not easy; however, possible. You can use EduDump products to pass the EX200 Exam on the first attempt. The Red Hat Certified System Administrator - RHCSARHEL 10 (EX200) practice exam gives you confidence and helps you understand the criteria of the testing authority and pass the RedHat EX200 exam on the first attempt.
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