EX200 Questions And Answers
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Exam Name: Red Hat Certified System Administrator - RHCSA
Updated: 2021-06-17
Q & A: 111
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Vaughn MartianDec 05,2020Passed my EX200 exam easily, thanks for your valid dumps.
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Minh HiraoDec 27,2019Good content in your EX200 exam pdf file. I hope you can also improve your software, then I can read all Q&As with your software.
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Augustine CompeauNov 25,2019PDF file is ok, but your EX200 software can not be read. Most contents are missed.
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Question No : 1
CORRECT TEXT
Configure a task: plan to run echo "file" command at 14:23 every day.
Configure a task: plan to run echo "file" command at 14:23 every day.
Answer:
(a) Created as administrator
# crontab -u natasha -e 2
3 14 * * * /bin/echo "file"
(b)Created as natasha
# su - natasha
$ crontab -e
23 14 * * * /bin/echo "file"
(a) Created as administrator
# crontab -u natasha -e 2
3 14 * * * /bin/echo "file"
(b)Created as natasha
# su - natasha
$ crontab -e
23 14 * * * /bin/echo "file"
Question No : 2
CORRECT TEXT
Configure the system synchronous as 172.24.40.10.
Configure the system synchronous as 172.24.40.10.
Answer:
Graphical Interfaces:
System-->Administration-->Date & Time
OR
# system-config-date
Graphical Interfaces:
System-->Administration-->Date & Time
OR
# system-config-date
Question No : 3
CORRECT TEXT
Add user: user1, set uid=601
Password: redhat
The user's login shell should be non-interactive.
Add user: user1, set uid=601
Password: redhat
The user's login shell should be non-interactive.
Answer:
# useradd -u 601 -s /sbin/nologin user1
# passwd user1
redhat
# useradd -u 601 -s /sbin/nologin user1
# passwd user1
redhat
Question No : 4
CORRECT TEXT
Add 3 users: harry, natasha, tom.
The requirements: The Additional group of the two users: harry, Natasha is the admin group. The user: tom's login shell should be non-interactive.
Add 3 users: harry, natasha, tom.
The requirements: The Additional group of the two users: harry, Natasha is the admin group. The user: tom's login shell should be non-interactive.
Answer:
# useradd -G admin harry
# useradd -G admin natasha
# useradd -s /sbin/nologin tom
# id harry;id Natasha (Show additional group)
# cat /etc/passwd
(Show the login shell)
OR
# system-config-users
# useradd -G admin harry
# useradd -G admin natasha
# useradd -s /sbin/nologin tom
# id harry;id Natasha (Show additional group)
# cat /etc/passwd
(Show the login shell)
OR
# system-config-users
Question No : 5
CORRECT TEXT
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.
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:
# 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)
# 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)
Question No : 6
CORRECT TEXT
Upgrading the kernel as 2.6.36.7.1, and configure the system to Start the default kernel, keep the old kernel available.
Upgrading the kernel as 2.6.36.7.1, and configure the system to Start the default kernel, keep the old kernel available.
Answer:
# 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
# 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
Question No : 7
CORRECT TEXT
Copy /etc/fstab to /var/tmp name admin, the user1 could read, write and modify it, while user2 without any permission.
Copy /etc/fstab to /var/tmp name admin, the user1 could read, write and modify it, while user2 without any permission.
Answer:
# cp /etc/fstab /var/tmp/
# chgrp admin /var/tmp/fstab
# setfacl -m u:user1:rwx /var/tmp/fstab
# setfacl -m u:user2:--- /var/tmp/fstab
# ls -l
-rw-rw-r--+ 1 root admin 685 Nov 10 15:29 /var/tmp/fstab
# cp /etc/fstab /var/tmp/
# chgrp admin /var/tmp/fstab
# setfacl -m u:user1:rwx /var/tmp/fstab
# setfacl -m u:user2:--- /var/tmp/fstab
# ls -l
-rw-rw-r--+ 1 root admin 685 Nov 10 15:29 /var/tmp/fstab
Question No : 8
CORRECT TEXT
Download ftp://192.168.0.254/pub/boot.iso to /root, and mounted automatically under /media/cdrom and which take effect automatically at boot-start.
Download ftp://192.168.0.254/pub/boot.iso to /root, and mounted automatically under /media/cdrom and which take effect automatically at boot-start.
Answer:
# cd /root; wget ftp://192.168.0.254/pub/boot.iso
# mkdir -p /media/cdrom
# vim /etc/fstab
/root/boot.iso /media/cdrom iso9660 defaults,loop 0 0
# mount -a
mount [-t vfstype] [-o options] device dir
# cd /root; wget ftp://192.168.0.254/pub/boot.iso
# mkdir -p /media/cdrom
# vim /etc/fstab
/root/boot.iso /media/cdrom iso9660 defaults,loop 0 0
# mount -a
mount [-t vfstype] [-o options] device dir
Question No : 9
CORRECT TEXT
Configure a task: plan to run echo hello command at 14:23 every day.
Configure a task: plan to run echo hello command at 14:23 every day.
Answer:
# which echo
# crontab -e
23 14 * * * /bin/echo hello
# crontab -l (Verify)
# which echo
# crontab -e
23 14 * * * /bin/echo hello
# crontab -l (Verify)
Question No : 10
CORRECT TEXT
Add admin group and set gid=600
Add admin group and set gid=600
Answer: # groupadd -g 600 admin
Question No : 11
CORRECT TEXT
Configure the verification mode of your host account and the password as LDAP. And it can ldapuser40. The password is set as "password". And the certificate login successfully through can be downloaded from http://ip/dir/ldap.crt.
fter the user logs on, the user has no host directory unless you configure the autofs in the following questions.
Configure the verification mode of your host account and the password as LDAP. And it can ldapuser40. The password is set as "password". And the certificate login successfully through can be downloaded from http://ip/dir/ldap.crt.
fter the user logs on, the user has no host directory unless you configure the autofs in the following questions.
Answer:
system-config-authentication
LDAP Server: ldap//instructor.example.com (In domain form, not write IP)
OR
# yum groupinstall directory-client (1.krb5-workstation 2.pam-krb5 3.sssd)
# system-config-authentication
1.User Account Database: LDAP
2.LDAP Search Base DN: dc=example,dc=com
3.LDAP Server: ldap://instructor.example.com (In domain form, not write IP)
4.Download CA Certificate
5.Authentication Method: LDAP password
6.Apply
getent passwd ldapuser40
system-config-authentication
LDAP Server: ldap//instructor.example.com (In domain form, not write IP)
OR
# yum groupinstall directory-client (1.krb5-workstation 2.pam-krb5 3.sssd)
# system-config-authentication
1.User Account Database: LDAP
2.LDAP Search Base DN: dc=example,dc=com
3.LDAP Server: ldap://instructor.example.com (In domain form, not write IP)
4.Download CA Certificate
5.Authentication Method: LDAP password
6.Apply
getent passwd ldapuser40
Question No : 12
CORRECT TEXT
Create a volume group,and set 8M as a extends. Divided a volume group containing 50 extends on volume group lv (lvshare), make it as ext4 file system, and mounted automatically under /mnt/data. And the size of the floating range should set between 380M and 400M.
Create a volume group,and set 8M as a extends. Divided a volume group containing 50 extends on volume group lv (lvshare), make it as ext4 file system, and mounted automatically under /mnt/data. And the size of the floating range should set between 380M and 400M.
Answer:
# fdisk
# partprobe
# pvcreate /dev/vda6
# vgcreate -s 8M vg1 /dev/vda6 -s
# lvcreate -n lvshare -l 50 vg1 ¨Cl
# mkfs.ext4 /dev/vg1/lvshare
# mkdir -p /mnt/data
# vim /etc/fstab /
dev/vg1/lvshare /mnt/data ext4 defaults 0 0
# mount -a
# df -h
# fdisk
# partprobe
# pvcreate /dev/vda6
# vgcreate -s 8M vg1 /dev/vda6 -s
# lvcreate -n lvshare -l 50 vg1 ¨Cl
# mkfs.ext4 /dev/vg1/lvshare
# mkdir -p /mnt/data
# vim /etc/fstab /
dev/vg1/lvshare /mnt/data ext4 defaults 0 0
# mount -a
# df -h
Question No : 13
CORRECT TEXT
Create a user named alex, and the user id should be 1234, and the password should be alex111.
Create a user named alex, and the user id should be 1234, and the password should be alex111.
Answer:
# useradd -u 1234 alex
# passwd alex
alex111
alex111
OR
echo alex111|passwd -stdin alex
# useradd -u 1234 alex
# passwd alex
alex111
alex111
OR
echo alex111|passwd -stdin alex
Question No : 14
CORRECT TEXT
Add users: user2, user3.
The Additional group of the two users: user2, user3 is the admin group Password: redhat
Add users: user2, user3.
The Additional group of the two users: user2, user3 is the admin group Password: redhat
Answer:
# useradd -G admin user2
# useradd -G admin user3
# passwd user2
redhat
# passwd user3
redhat
# useradd -G admin user2
# useradd -G admin user3
# passwd user2
redhat
# passwd user3
redhat
Minh Hirao
Good content in your EX200 exam pdf file. I hope you can also improve your software, then I can read all Q&As with your software.
Augustine Compeau
PDF file is ok, but your EX200 software can not be read. Most contents are missed.
Lou Pavan
There are many new questions were added,please update EX200 exam questions, I will take my test next Thursday.
Herb Abeyta
There are 3 new questions that I did not recognize.But still passed my EX200 exam. Thanks.
Delmer Trisch
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Arnoldo Difrancesco
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Ned Moriarity
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Vincenzo Salk
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Vaughn Martian