RedHat Red Hat Certified System Administrator EX200 Exam Questions

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Total 136 questions

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Question 1

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 2

Upgrading the kernel as 2.6.36.7.1, and configure the system to Start the default kernel, keep the old kernel available.

AExplanation:
# 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

Answer : A

Question 3

Search a String

Find out all the columns that contains the string seismic within /usr/share/dict/words, then copy all these columns to /root/lines.tx in original order, there is no blank line, all columns must be the accurate copy of the original columns.

AExplanation:
grep seismic /usr/share/dict/words> /root/lines.txt

Answer : A

Question 4

Configure a task: plan to run echo "file" command at 14:23 every day.

AExplanation:
(a) Created as administrator
# crontab -u natasha -e
23 14 * * * /bin/echo 'file'
(b)Created as natasha
# su - natasha
$ crontab -e
23 14 * * * /bin/echo 'file'

Answer : A

Question 5

Search files.

Find out files owned by jack, and copy them to directory /root/findresults

AExplanation:
mkdir/root/findfiles
find / -user jack -exec cp -a {} /root/findfiles/ \; ls /root/findresults

Answer : A

Question 6

Add user: user1, set uid=601

Password: redhat

The user's login shell should be non-interactive.

AExplanation:
# useradd -u 601 -s /sbin/nologin user1
# passwd user1
redhat

Answer : A

Question 7

Configure your Host Name, IP Address, Gateway and DNS.

Host name: station.domain40.example.com

/etc/sysconfig/network

hostname=abc.com

hostname abc.com

IP Address:172.24.40.40/24

Gateway172.24.40.1

DNS:172.24.40.1

AExplanation:
# cd /etc/syscofig/network-scripts/
# ls
# vim ifcfg-eth0 (Configure IP Address, Gateway and DNS) IPADDR=172.24.40.40
GATEWAY=172.24.40.1
DNS1=172.24.40.1
# vim /etc/sysconfig/network
(Configure Host Name)
HOSTNAME= station.domain40.example.com
OR
Graphical Interfaces:
System->Preference->Network Connections (Configure IP Address, Gateway and DNS) Vim /etc/sysconfig/network
(Configure Host Name)

Answer : A