RHSCA(complete study guide with correct solutions.)
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Course
RHSCA
Institution
RHSCA
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...
RHSCA
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 Answer: # useradd -G admin
harry
# useradd -G admin natasha
# useradd -s /sbin/nologin tom
# id harry;id Natasha (Show additional group)
# cat /etc/passwd
RedHat EX200 Exam
"Certification Depends on Only One Thing" - www.actualanswers.com 2
(Show the login shell)
OR
# system-config-users
Configure a task: plan to run echo hello command at 14:23 every day. - Answer Answer:
# which echo
# crontab -e
23 14 * * * /bin/echo hello
# crontab -l (Verify)
Find the files owned by harry, and copy it to catalog: /opt/dir - Answer Answer: # cd /opt/
# mkdir dir
# find / -user harry -exec cp -rfp {} /opt/dir/ \;
QUESTION NO: 6 CORRECT TEXT
Find the rows that contain abcde from file /etc/testfile, and write it to the file/tmp/testfile,
and the
sequence is requested as the same as /etc/testfile. - Answer Answer: # cat /etc/testfile |
while read line;
do
echo $line | grep abcde | tee -a /tmp/testfile
done
OR
grep `abcde' /etc/testfile > /tmp/testfile
Create a 2G swap partition which take effect automatically at boot-start, and it should
not affect
the original swap partition - Answer Answer: # fdisk /dev/sda
p
(check Partition table)
n
, (create new partition: press e to create extended partition, press p to create the main
partition, and
theextended partition is further divided into logical partitions) Enter
+2G
t
l
W
partx -a /dev/sda
partprobe
mkswap /dev/sda8
Copy UUID
swapon -a
vim /etc/fstab
UUID=XXXXX swap swap defaults 0 0
(swapon -s)
Install a FTP server, and request to anonymous download from /var/ftp/pub catalog. (it
needs you
to configure yum direct to the already existing file server. ) - Answer Answer: # cd
/etc/yum.repos.d
# vim local.repo
[local]
name=local.repo
baseurl=file:///mnt
enabled=1
gpgcheck=0
# yum makecache
# yum install -y vsftpd
# service vsftpd restart
# chkconfig vsftpd on
# chkconfig --list vsftpd
# vim /etc/vsftpd/vsftpd.conf
anonymous_enable=YES
Configure a HTTP server, which can be accessed through
http://station.domain40.example.com.
Please download the released page from http://ip/dir/example.html. - Answer Answer: #
yum install -y httpd
# chkconfig httpd on
# cd /var/www/html
# wget http://ip/dir/example.html
# cp example.com index.html
# vim /etc/httpd/conf/httpd.conf
NameVirtualHost 192.168.0.254:80
<VirtualHost 192.168.0.254:80>
DocumentRoot /var/www/html/
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