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The RHCSA certification is a prerequisite for many advanced-level certifications offered by Red Hat, including Red Hat Certified Engineer (RHCE) and Red Hat Certified Architect (RHCA). Red Hat Certified System Administrator - RHCSA certification is highly valued by employers, and it can help professionals advance their careers in the field of Linux system administration. Overall, the RHCSA certification is an excellent way for professionals to demonstrate their skills and knowledge in managing Red Hat Enterprise Linux systems.
NEW QUESTION # 55
SIMULATION
According the following requirements to create a local directory /common/admin.
This directory has admin group.
This directory has read, write and execute permissions for all admin group members.
Other groups and users don't have any permissions.
All the documents or directories created in the/common/admin are automatically inherit the admin group.
Answer:
Explanation:
See explanation below.
Explanation/Reference:
Explanation:
mkdir -p /common/admin
chgrp admin /common/admin
chmod 2770 /common/admin
NEW QUESTION # 56
Configure a user account.
Create a user iaruid is 3400. Password is redhat
Answer:
Explanation:
see explanation below.
Explanation
useradd -u 3400 iar
passwd iar
NEW QUESTION # 57
Make on /archive directory that only the user owner and group owner member can fully access.
Answer:
Explanation:
see explanation below.
Explanation
* chmod 770 /archive
* Verify using : ls -ld /archive Preview should be like:
drwxrwx--- 2 root sysuser 4096 Mar 16 18:08 /archive
To change the permission on directory we use the chmod command. According to the question that only the owner user (root) and group member (sysuser) can fully access the directory so: chmod 770 /archive
NEW QUESTION # 58
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:
see explanation below.
Explanation
# 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 # 59
CORRECT TEXT
Add user: user1, set uid=601
Password: redhat
The user's login shell should be non-interactive.
Answer:
Explanation:
# useradd -u 601 -s /sbin/nologin user1
# passwd user1
redhat
NEW QUESTION # 60
How is cloud-init integrated with a managed system image?
- A. cloud-init provides a Linux kernel module that must be included and loaded in the instance's initramfs.
- B. cloud-init provides the cloud-init-daemonservice which is launched during startup and keeps the
instance in sync with the desired configuration. - C. cloud-init provides the cloud-init-workercommand which has to be invoked periodically within the
running instance. - D. cloud-init provides its own startup mechanism which replaces the instance's original init system, such as
systemd. - E. cloud-init provides systemd units which must be included in several stages of the booting process of the
instance.
Answer: A
NEW QUESTION # 61
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 # 62
Which of the following information is contained in the output of git status? (Choose three correct answers.)
- A. Untracked files which are not subject to version control.
- B. Changed files that will be part of the next commit.
- C. Unchanged files which have not been edited locally.
- D. Changed files that will not be part of the next commit.
- E. Locked files which cannot be edited until the lock is released.
Answer: A,B,C
NEW QUESTION # 63
Which of the following statements is true about load balancers?
- A. Load balancers are a single point of failure because they cannot be deployed redundantly.
- B. Load balancer require access to private keys in order to be able to forward HTTPS traffic.
- C. Load balancers are a security risk because they obfuscate the origin of connections.
- D. Load balancers cannot use connection content, such as HTTP cookies, to route traffic.
- E. Load balancer help to improve the availability and scalability of a service.
Answer: E
NEW QUESTION # 64
Your System is configured in 192.168.0.0/24 Network and your nameserver is 192.168.0.254. Make successfully resolve to server1.example.com.
Answer:
Explanation:
nameserver is specified in question,
1. Vi /etc/resolv.conf
nameserver 192.168.0.254
2. host server1.example.com
NEW QUESTION # 65
Part 2 (on Node2 Server)
Task 7 [Implementing Advanced Storage Features]
Create a thin-provisioned filesystem with the name think_fs from a pool think_pool using the devices.
The filesystem should be mounted on /strav and must be persistent across reboot
Answer:
Explanation:
* [root@node2 ~]# lsblk
NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT
vdd 252:48 0 5G 0 disk
vde 252:64 0 10G 0 disk
└─vdo1 253:4 0 50G 0 vdo /vbread
[root@node2 ~]# yum install stratis* -y
[root@node2 ~]# systemctl enable --now stratisd.service
[root@node2 ~]# systemctl start stratisd.service
[root@node2 ~]# systemctl status stratisd.service
[root@node2 ~]# stratis pool create think_pool /dev/vdd
[root@node2 ~]# stratis pool list
Name Total Physical Properties
think_pool 5 GiB / 37.63 MiB / 4.96 GiB ~Ca,~Cr
* [root@node2 ~]# stratis filesystem create think_pool think_fs
[root@node2 ~]# stratis filesystem list
Pool Name Name Used Created Device UUID
think_pool think_fs 546 MiB Mar 23 2021 08:21 /stratis/think_pool/think_fs ade6fdaab06449109540c2f3fdb9417d
[root@node2 ~]# mkdir /strav
[root@node2 ~]# lsblk
[root@node2 ~]# blkid
/dev/mapper/stratis-1-91ab9faf36a540f49923321ba1c5e40d-thin-fs-ade6fdaab06449109540c2f3fdb9417d: UUID="ade6fdaa-b064-4910-9540-c2f3fdb9417d" BLOCK_SIZE="512" TYPE="xfs"
* [root@node2 ~]# vim /etc/fstab
UUID=ade6fdaa-b064-4910-9540-c2f3fdb9417d /strav xfs defaults,x-systemd.requires=stratisd.service 0 0
[root@node2 ~]# mount /stratis/think_pool/think_fs /strav/
[root@node2 ~]# df -hT
/dev/mapper/stratis-1-91ab9faf36a540f49923321ba1c5e40d-thin-fs-ade6fdaab06449109540c2f3fdb9417d xfs 1.0T 7.2G 1017G 1% /strav
NEW QUESTION # 66
Create User Account.
Create the following user, group and group membership:
Adminuser group
User natasha, using adminuser as a sub group
User Harry, also using adminuser as a sub group
User sarah, can not access the SHELL which is interactive in the system, and is not a member of adminuser, natasha,harry,sarah password is redhat.
Answer:
Explanation:
groupadd adminuser
useradd natasha -G adminuser
useradd haryy -G adminuser
useradd sarah -s /sbin/nologin
Passwd user name // to modify password or echo redhat | passwd --stdin user name id natasha // to view user group.
NEW QUESTION # 67
CORRECT TEXT
Configure a task: plan to run echo hello command at 14:23 every day.
Answer:
Explanation:
# which echo
# crontab -e
23 14 * * * /bin/echo hello
# crontab -l (Verify)
NEW QUESTION # 68
There are two different networks 192.168.0.0/24 and 192.168.1.0/24. Where 192.168.0.254 and
192.168.1.254 IP Address are assigned on Server. Verify your network settings by pinging 192.168.1.0/24 Network's Host.
Answer:
Explanation:
vi /etc/sysconfing/network NETWORKING=yes HOSTNAME=station?.example.com GATEWAY=192.168.0.254 service network restart
2.vi /etc/sysconfig/network-scripts/ifcfg-eth0 DEVICE=eth0
ONBOOT=yes
BOOTPROTO=static
IPADDR=X.X.X.X
NETMASK=X.X.X.X
GATEWAY=192.168.0.254
ifdown eth0
ifup eth0
NEW QUESTION # 69
SIMULATION
Make a swap partition having 100MB. Make Automatically Usable at System Boot Time.
Answer:
Explanation:
See explanation below.
Explanation/Reference:
Explanation:
Use fdisk /dev/hda ->To create new partition.
Type n-> For New partition
It will ask for Logical or Primary Partitions. Press l for logical.
It will ask for the Starting Cylinder: Use the Default by pressing Enter Key.
Type the Size: +100M ->You can Specify either Last cylinder of Size here.
Press P to verify the partitions lists and remember the partitions name. Default System ID is 83 that means Linux Native.
Type t to change the System ID of partition.
Type Partition Number
Type 82 that means Linux Swap.
Press w to write on partitions table.
Either Reboot or use partprobe command.
mkswap /dev/hda? ->To create Swap File system on partition.
swapon /dev/hda? ->To enable the Swap space from partition.
free -m ->Verify Either Swap is enabled or not.
vi /etc/fstab/dev/hda? swap swap defaults 0 0
Reboot the System and verify that swap is automatically enabled or not.
NEW QUESTION # 70
......
RedHat EX200 exam is a comprehensive exam that requires a thorough understanding of various Linux concepts and technologies. EX200 exam is designed to test the candidate's ability to perform various tasks related to Linux system administration in a real-world scenario. Red Hat Certified System Administrator - RHCSA certification is highly valued by employers, and individuals who hold the certification are in high demand in the job market. EX200 exam is challenging, but with the right preparation and practice, candidates can pass the exam and earn the certification.
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