Exam (elaborations)
RHCSA Study Set – Questions With Solutions
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RHCSA Study Set – Questions With Solutions
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RHCSA Study Set – Questions With SolutionsSet cronjob for user natasha (student) to do /bin/echo hiya at 14:23 Right
Ans - # crontab -e -u natasha 23 14 * * * /bin/echo hiya
SELinux must be running in the Enforcing mode Right Ans - # cat
/etc/selinux/config
# setenforce 1
# vim /etc/selinux/config
## selinux=enforcing
sestatus
1. A YUM repository has been provided at
http://server.domain11.example.com/pub/x86_64/Server. Configure your
system to use this location as a default repository. Right Ans - 'cd
/etc/yum.repo.d/'
'touch exam.repo'
'vim exam.repo'
###
[exam]
name=exam
baseurl=http://...
enable=1
nogpgcheck=0
###
'yum repo list' // (This verifies that it is enabled)
Create the following users, groups, and group memberships:
· A group named adminuser
· A user natasha who belongs to admin user as a secondary group
· A user harry who also belongs to admin user as a secondary group
· A user sarah who does not have access to an interactive shell on the system,
and who is not a member of adminuser, natasha, harry, and sarah should all
have the password of redhat. Right Ans - 'addgroup adminuser'
'useradd natasha'
'usermod -a -G adminuser natasha'
'useradd harry'
'usermod -a -G adminuser harry'
'useradd -s /sbin/nologin sarah'
, 'passwd natasha'
'passwd harry'
'passwd sarah'
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. Right Ans - 'yum install vsftpd'
'systemctl start vsftpd'
'systemctl enable vsftpd'
'rpm -qc vsftpd' // list all vsftpd files for .conf file
'vim file.conf'
#set anonymous_enable=YES
'systemctl restart vsftpd'
Configure your web services, download from
http://instructor.example.com/pub/serverX.html , and the services must be
still running after system rebooting Right Ans - 'cd /var/www/html'
'wget http://instructor.example.com/pub/serverX.html'
'mv server.html index.htlm'
'systemctl restart httpd'
'systemctl status httpd' //verify that the system is enabled
Download the document from ftp://instructor.example.com/pub/testfile, find
all lines containing [abcde] and redirect the /MNT/answer document, then
rearrange the order according to the original content Right Ans - 'wget
ftp://instructor.example.com/pub/testfile'
'mkdir -p /MNT/answer'
'grep 'abcde' > /MNT/answer'
Update the kernel from ftp://instructor.example.com/pub/updates Right
Ans - 'yum update kernel -y'
User mary must configure a task
Requirement: The local time at 14:23 every day echo "Hello World.". Right
Ans - crontab -e -u mary
###
23 14 * * * echo "Hello World"
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