RedHat EX200 Red Hat Certified System Administrator Exam Practice Test

Page: 1 / 14
Total 136 questions

Want more questions? Get Premium Access.
()

Question 1

Part 2 (on Node2 Server)

Task 8 [Tuning System Performance]

Set your server to use the recommended tuned profile

AExplanation:
[root@node2 ~]# tuned-adm list
[root@node2 ~]# tuned-adm active
Current active profile: virtual-guest
[root@node2 ~]# tuned-adm recommend
virtual-guest
[root@node2 ~]# tuned-adm profile virtual-guest
[root@node2 ~]# tuned-adm active
Current active profile: virtual-guest
[root@node2 ~]# reboot
[root@node2 ~]# tuned-adm active
Current active profile: virtual-guest

Answer : A

Question 2

: 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.

AExplanation:
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

Answer : A

Question 3

Create a user alex with a userid of 3400. The password for this user should be redhat.

AExplanation:
useradd -u 3400 alex
passwd alex
su -alex

Answer : A

Question 4

Configure autofs to automount the home directories of LDAP users as follows:

host.domain11.example.com NFS-exports /home to your system.

This filesystem contains a pre-configured home directory for the user ldapuser11 ldapuser11's home directory is host.domain11.example.com /rhome/ldapuser11 ldapuser11's home directory should be automounted locally beneath /rhome as /rhome/ldapuser11

Home directories must be writable by their users

ldapuser11's password is 'password'.

AExplanation:
vim /etc/auto.master /rhome /etc/auto.misc
wq!
# vim /etc/auto.misc
ldapuser11 --rw,sync host.domain11.example.com:/rhome/ldpauser11 :wq!
#service autofs restart
service autofs reload
chkconfig autofs on
su -ldapuser11
Login ldapuser with home directory
# exit

Answer : A

Question 5

Configure your system so that it is an NTP client of server.domain11.example.com

AExplanation:
#system-config-date
Note: dialog box will open in that
Check mark Synchronize date and time over network. Remove all the NTP SERVER and click ADD and type
server.domain11.example.com
****************And then press ENTER and the press OK***************

Answer : A

Question 6

Configure your web services, download from http://instructor.example.com/pub/serverX.html And the services must be still running after system rebooting.

AExplanation:
cd /var/www/html
wget http://instructor.example.com/pub/serverX.html mv serverX.html index.html /etc/init.d/httpd restart
chkconfig httpd on

Answer : A

Question 7

Configure the FTP service in your system, allow remote access to anonymous login and download the program by this service. Service is still running after system rebooting.

AExplanation:
yum install vsftpd
/etc/init.d/vsftpd start
chkconfig vsftpd on

Answer : A