[Aug 22, 2024] RedHat EX200 Exam Dumps Are Essential To Get Good Marks
Latest RedHat EX200 Dumps with Test Engine and PDF (New Questions)
The RHCSA certification is highly respected in the IT industry and is recognized by top companies and organizations worldwide. It is a testament to a candidate's knowledge, skills, and ability to manage and administer Red Hat Enterprise Linux systems. In addition, the certification program is constantly updated to keep up with current industry trends and practices, ensuring that certified professionals remain up-to-date with the latest technologies and best practices in the field of system administration.
Red Hat EX200: Exam topics
The EX200 certification exam covers 10 main topics that you need to master before taking the test. Thus, you should know the following details of the exam content:
- Managing Users and Groups
The domain covers your skills in creating, deleting, and modifying local groups, group memberships, and local user accounts. If you know how to configure superuser access and adjust password aging and change passwords for local user accounts, you will be able to answer the questions from this area.
- Operating Running Systems
This area requires that you have knowledge of how to manage tuning profiles, preserve system journals, securely transfer files between systems, and adjust process scheduling. You will be able to answer the questions related to the interruption of the boot process in order to gain access to a system, identification of the memory/CPU intensive processes and killing of these processes, as well as adjustment of the process scheduling. This domain also evaluates your knowledge of how to shut down, boot, and reboot a system normally.
- Creating Simple Shell Scripts
This section covers your full understanding of the usage of Looping constructs to process file and command-line input, script inputs, output of shell commands within a script, and shell command exit codes. Also, you should know how to conditionally execute code.
- Deploying, Configuring, and Maintaining Systems
For this subject, you need to have skills in scheduling tasks using cron and at, configuring the time service clients, working with package module streams, as well as starting and stopping services and configuring them to start automatically at boot. It is also essential to know how to modify the system bootloader and configure systems to boot into a specific target automatically. Your ability to update and install software packages from a remote repository, Red Hat Network, or from the local file system will also define your overall result.
- Understanding and Using Essential Tools
In this domain, it is important to know how to use regular and grep expressions to analyze text, create soft and hard links, use input-output redirection, and log in the users and switch them in multiuser targets. It also includes your expertise in accessing the remote systems with the use of SSH and shell prompt and issue commands with correct syntax. Your ability to unpack, compress, uncompress, and archive files with the use of star, tar, bzip2, and gzip will be crucial.
- Creating and Configuring File Systems
To succeed in this objective, you need to have expertise in configuring disk compression, extending existing logical volumes, managing layered storage, as well as diagnosing and correcting file permission problems. You should also know how to mount and unmount network file systems with the use of NFS, configure and create the set-GID directories, and have the ability to mount, create, use, and unmount ext4, xfs, and vfat file systems.
- Managing Containers
This topic is all about your skills in running a service inside a container, attaching persistent storage to a container, and inspecting container images. A potential candidate needs to know how to perform basic container management, such as starting, running, listing, and stopping running containers, and container management with the use of commands, including skopeo and podman. If you know about finding and retrieving the container images from a remote registry, you will be also able to get a higher score during the test.
- Managing Basic Networking
The subtopics of this objective include your understanding of how to configure hostname resolution, IPv4 & IPv6 addresses, and network services to start automatically at boot. Your skills in restricting network access with the use of firewall-cmd/firewall are also one of the important abilities to possess.
- Configuring Local Storage
This topic will test your skills in creating and deleting logical volumes, adding new partitions and logical volumes, swapping to a system non-destructively, and assigning physical volumes to volume groups. It is also important to know how to create, list, and delete partitions on GPT and MBR disks as well as how to configure systems to mount the file systems at boot by universally UUID or label.
Certification Topics of Red Hat EX200 Exam
Examtopics for those interested in Red Hat Certified Engineer (EX200), the following information details the objectives and topics covered for this certification. What is needed to prepare for Red Hat EX200 exam:
- Manage security
- Operate running systems
- Create simple shell scripts
- Manage basic networking
- Understand and use essential tools
- Deploy, configure, and maintain systems
NEW QUESTION # 38
Create a 512M partition, make it as ext4 file system, mounted automatically under /mnt/data and which take effect automatically at boot-start.
Answer:
Explanation:
Answer see in the explanation.
Explanation/Reference:
# fdisk /dev/vda
n
+512M
w
# partprobe /dev/vda
# mkfs -t ext4 /dev/vda5
# mkdir -p /data
# vim /etc/fstab
/dev/vda5 /data ext4 defaults 0 0
# mount -a
NEW QUESTION # 39
Create a swap space, set the size is 600 MB, and make it be mounted automatically after rebooting the system (permanent mount).
Answer:
Explanation:
see explanation below.
Explanation
* if=/dev/zero of=/swapfile bs=1M count=600 mkswap /swapfile
/etc/fstab:
/swapfile swap swap defaults 0 0 mount -a
NEW QUESTION # 40
An Ansible variable file contains the following content:
myapp:
option1: one
Which of the following strings can be used to reference the defined variable? (Choose two correct answers).
- A. myapp{{option1}}
- B. myapp['option1']
- C. option1@myapp
- D. myapp(option1);
- E. myapp.option1
Answer: A,D
NEW QUESTION # 41
Configure your NFS services. Share the directory by the NFS Shared services.
Answer:
Explanation:
/etc/init.d/rpcbind start
/etc/init.d/nfslock start
/etc/init.d/nfs start
chkconfig rpcbind on
chkconfig nfslock on
chkconfig nfs on
showmount -e localhost
NEW QUESTION # 42
Create a backup file named /root/backup.tar.bz2, which contains the contents of /usr/local, bar must use the bzip2 compression.
Answer:
Explanation:
cd /usr/local
tar -jcvf /root/backup.tar.bz2*
mkdir /test
tar -jxvf /root/backup.tar.bz2 -C /test/
NEW QUESTION # 43
Add users: user2, user3.
The Additional group of the two users: user2, user3 is the admin group Password: redhat
Answer:
Explanation:
# useradd -G admin user2
# useradd -G admin user3
# passwd user2
redhat
# passwd user3
redhat
NEW QUESTION # 44
SIMULATION
Install the Kernel Upgrade.
Install suitable kernel update from:
http://server.domain11.example.com/pub/updates.
Following requirements must be met:
Updated kernel used as the default kernel of system start-up.
The original kernel is still valid and can be guided when system starts up.
Answer:
Explanation:
See explanation below.
Explanation/Reference:
Explanation: Using the browser open the URL in the question, download kernel file to root or home directory.
uname -r// check the current kernel version
rpm -ivh kernel-*.rpm
vi /boot/grub.conf// check
Some questions are: Install and upgrade the kernel as required. To ensure that grub2 is the default item for startup.
Yum repo : http://content.example.com/rhel7.0/x86-64/errata
OR
uname -r // check kernel
Yum-config-manager --add-repo="http://content.example.com/rhel7.0/x86-64/ errata" Yum clean all Yum list kernel// install directly Yum -y install kernel// stuck with it, do not pipe! Please do not pipe!
Default enable new kernel grub2-editenv list// check
Modify grub2-set-default "kernel full name"
Grub2-mkconfig -o/boot/grub2/grub.cfg// Refresh
NEW QUESTION # 45
Configure a user account.
Create a user iar,uid is 3400. Password is redhat
Answer:
Explanation:
useradd -u 3400 iar
passwd iar
NEW QUESTION # 46
Part 1 (on Node1 Server)
Task 9 [Managing Files from the Command Line]
Search the string nologin in the /etc/passwd file and save the output in /root/strings
Answer:
Explanation:
* [root@node1 ~]# cat /etc/passwd | grep nologin > /root/strings
[root@node1 ~]# cat /root/strings
bin:x:1:1:bin:/bin:/sbin/nologin
daemon:x:2:2:daemon:/sbin:/sbin/nologin
adm:x:3:4:adm:/var/adm:/sbin/nologin
lp:x:4:7:lp:/var/spool/lpd:/sbin/nologin
mail:x:8:12:mail:/var/spool/mail:/sbin/nologin
NEW QUESTION # 47
Create a volume group, and set 16M as a extends. And divided a volume group containing 50 extends on volume group lv, make it as ext4 file system, and mounted automatically under /mnt/data.
Answer:
Explanation:
Answer see in the explanation.
Explanation/Reference:
# pvcreate /dev/sda7 /dev/sda8
# vgcreate -s 16M vg1 /dev/sda7 /dev/sda8
# lvcreate -l 50 -n lvm02
# mkfs.ext4 /dev/vg1/lvm02
# blkid /dev/vg1/lv1
# vim /etc/fstab
# mkdir -p /mnt/data
UUID=xxxxxxxx /mnt/data ext4 defaults 0 0
# vim /etc/fstab
# mount -a
# mount
(Verify)
NEW QUESTION # 48
Binding to an external validation server.
System server.domain11.example.com provides a LDAP validation service, your system should bind to this service as required:
Base DN of validation service is dc=example,dc=com
LDAP is used for providing account information and validation information Connecting and using the certification of http://server.domain11.example.com/pub/EXAMPLE-CA-CERT to encrypt After the correct configuration, ldapuser1 can log into your system, it does not have HOME directory until you finish autofs questions, ldapuser1 password is password.
Answer:
Explanation:
yum -y install sssd authconfig-gtk krb5-workstation authconfig-gtk // open the graphical interface Modify user account database to ldap, fill up DN and LDAP SERVER as questions required, use TLS to encrypt connections making tick, write http://server.domain11.example.com/pub/EXAMPLE-CA-CERT to download ca, authentication method choose ldap password.
You can test if the ldapuser is added by the following command:
Id ldapuser1
Note: user password doesn't not need to set
NEW QUESTION # 49
: 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 # 50
Add admin group and set gid=600
Answer:
Explanation:
see explanation below.
Explanation
# groupadd -g 600 admin
NEW QUESTION # 51
Upgrading the kernel as 2.6.36.7.1, and configure the system to Start the default kernel, keep the old kernel available.
Answer:
Explanation:
# cat /etc/grub.conf
# cd /boot
# lftp it
# get dr/dom/kernel-xxxx.rpm
# rpm -ivh kernel-xxxx.rpm
# vim /etc/grub.conf
default=0
NEW QUESTION # 52
Which of the following commands lists the cookbooks available on a Chef server?
- A. kitchen cookbook list
- B. chef-solo cookbook list
- C. knife cookbook list
- D. chef-server cookbook list
- E. chef-client cookbook list
Answer: D
NEW QUESTION # 53
......
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