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The RHCSA certification exam is a hands-on, performance-based exam that tests the candidate's ability to perform real-world tasks in a simulated environment. EX200 exam measures a candidate's ability to perform tasks such as configuring local storage, managing users and groups, installing and configuring Red Hat Enterprise Linux systems, and managing security. EX200 Exam is designed to be rigorous and challenging, requiring candidates to demonstrate both their technical knowledge and their practical skills.
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The Red Hat EX200 (Red Hat Certified System Administrator - RHCSA) Certification Exam is a highly respected certification program for IT professionals seeking to demonstrate their expertise in the field of Linux system administration. Red Hat Certified System Administrator - RHCSA certification is awarded by Red Hat, one of the world's leading providers of open source solutions. The RHCSA certification is designed to validate the skills and knowledge of system administrators who are responsible for managing Red Hat Enterprise Linux (RHEL) systems.
NEW QUESTION # 48
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 # 49
Create a new logical volume according to the following requirements:
The logical volume is named database and belongs to the datastore volume group and has a size of 50 extents.
Logical volumes in the datastore volume group should have an extent size of 16 MB.
Format the new logical volume with a ext3 filesystem.
The logical volume should be automatically mounted under /mnt/database at system boot time.
Answer:
Explanation:
see explanation below.
Explanation
fdisk -cu /dev/vda
partx -a /dev/vda
pvcreate /dev/vdax
vgcreate datastore /dev/vdax -s 16M
lvcreate-l 50 -n database datastore
mkfs.ext3 /dev/datastore/database
mkdir /mnt/database
mount /dev/datastore/database /mnt/database/ df -Th
vi /etc/fstab
/dev/datastore /database /mnt/database/ ext3 defaults 0 0 mount -a
NEW QUESTION # 50
Part 1 (on Node1 Server)
Task 14 [Managing SELinux Security]
You will configure a web server running on your system serving content using a non-standard port (82)
Answer:
Explanation:
* [root@node1 ~]# curl http://node1.domain15.example.com
curl: (7) Failed to connect to node1.domain15.example.com port 80: Connection refused
[root@node1 ~]# yum install httpd
[root@node1 ~]# systemctl enable --now httpd
Created symlink /etc/systemd/system/multi-user.target.wants/httpd.service → /usr/lib/systemd/system/httpd.service.
[root@node1 ~]# systemctl start httpd
[root@node1 ~]# systemctl status httpd
Status: "Running, listening on: port 80"
* [root@node1 ~]# wget http://node1.domain15.example.com
2021-03-23 13:27:28 ERROR 403: Forbidden.
[root@node1 ~]# semanage port -l | grep http
http_port_t tcp 80, 81, 443, 488, 8008, 8009, 8443, 9000
[root@node1 ~]# semanage port -a -t http_port_t -p tcp 82
[root@node1 ~]# semanage port -l | grep http
http_port_t tcp 82, 80, 81, 443, 488, 8008, 8009, 8443, 9000
[root@node1 ~]# firewall-cmd --zone=public --list-all
[root@node1 ~]# firewall-cmd --permanent --zone=public --add-port=82/tcp
[root@node1 ~]# firewall-cmd --reload
[root@node1 ~]# curl http://node1.domain15.example.com
OK
* root@node1 ~]# wget http://node1.domain15.example.com:82
Connection refused.
[root@node1 ~]# vim /etc/httpd/conf/httpd.conf
Listen 82
[root@node1 ~]# systemctl restart httpd
[root@node1 ~]# wget http://node1.domain15.example.com:82
2021-03-23 13:31:41 ERROR 403: Forbidden.
[root@node1 ~]# curl http://node1.domain15.example.com:82
OK
NEW QUESTION # 51
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 # 52
CORRECT TEXT
Create a catalog under /home named admins. Its respective group is requested to be the admin
group. The group users could read and write, while other users are not allowed to access it. The
files created by users from the same group should also be the admin group.
Answer:
Explanation:
# cd /home/
# mkdir admins /
# chown .admin admins/
# chmod 770 admins/
# chmod g+s admins/
NEW QUESTION # 53
......
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