Test Online Free RedHat EX200 Exam Questions and Answers
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CORRECT TEXT
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
Question 17Written Answer
CORRECT TEXT
Create a logical volume
Create a new logical volume as required:
Name the logical volume as database, belongs to datastore of the volume group, size is 50 PE.
Expansion size of each volume in volume group datastore is 16MB.
Use ext3 to format this new logical volume, this logical volume should automatically mount to /mnt/database
Answer: fdisk -cu /dev/vda// Create a 1G partition, modified when needed
partx Ca /dev/vda
pvcreate /dev/vdax
vgcreate datastore /dev/vdax Cs 16M
lvcreateC l 50 Cn database datastore
mkfs.ext3 /dev/datastore/database
mkdir /mnt/database
mount /dev/datastore/database /mnt/database/ df CTh vi /etc/fstab
/dev/datastore /database /mnt/database/ ext3 defaults 0 0 mount Ca
Restart and check all the questions requirements.
Question 18Written Answer
CORRECT TEXT
Create a collaborative directory/home/admins with the following characteristics:
Group ownership of /home/admins is adminuser
The directory should be readable, writable, and accessible to members of adminuser, but not to any other user. (It is understood that root has access to all files and directories on the system.)
Files created in /home/admins automatically have group ownership set to the adminuser group
CORRECT TEXT
Find the files owned by harry, and copy it to catalog: /opt/dir
Answer: # cd /opt/
# mkdir dir
# find / -user harry -exec cp -rfp {} /opt/dir/ \;
Question 20Written Answer
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.
Configure cron
Configure the cron job, the job every 5 minutes to run and execute the following command:
logger “EX200 in progress”to the user natasha run
CORRECT TEXT
The system ldap.example.com provides an LDAP authentication service.
Your system should bind to this service as follows:
The base DN for the authentication service is dc=domain11, dc=example, dc=com LDAP is
used to provide both account information and authentication information. The connection
should be encrypted using the certificate at
http://host.domain11.example.com/pub/domain11.crt
When properly configured, ldapuserX should be able to log into your system, but will not have a home directory until you have completed the autofs requirement. Username: ldapuser11
Password: password
Answer: ✑ system-config-authentication LDAP user DN=dc=domain11,dc=example,dc=com Server= host.domain11.example.com
Certificate= http://host.domain11.example.com/pub/domain11.crt (enter url carefully, there maybe // or ..)
LDAP password
OK
starting sssd
✑ su -ldapuser11 Display Bash prompt #exit
Question 23Written Answer
CORRECT TEXT
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.
