Exam (elaborations)
RHCSA Test Questions & Answers
- Course
- Institution
RHCSA Test Questions & Answers
[Show more]
Content preview
RHCSA Test Questions & Answersyou system is going to use as a router for two networks , one network is 192.168.0.0/24 and
anoher network is 192.168.1.0/24.both network IP address has asinged . how will you forward
the packets form one network to another network? Correct Ans-vi /proc/sys/net
Automount two senarios ... 1 nfsdata mount automaticall 2- mount /users/user1 /user/user2
automatically. both are presented from master nfs server. Correct Ans-AUTOMOUNT
2 stpes
=======
/etc/auto.master
first you nee to edit the master confighuratin file (/etc/auto.master) in this file you identify the
mount point from the master remote server ( for instance, /nfsdata )next on the same line you
identify the name of the secondary frile, as all further configuration happens in this secondary
file. the line create could looks as follow
/nfsdata /etc/auto.nfsdata
in the secondary file you put the name of the subdirectory that will be created in the mount
point directory as a relative filename. for instance you start the line with files , to mount
/nfsdata/files . after the name of he subdirectory you specify NFS mount option , as well as
serer and share name to access the NFS share.
Files -rw server2:/nfsdata
LAB1 configuring direct and indeirect maps to mount NFS shares
---------------------------------------
1- install autofs
,yum install -y autofs
2-check the remote NFS master server is providing the mountpoints
showmount -e server2.example.com
3- create a mapping file in /etec/auto.master
/nfsdata /etc/auto.nfsdata
4- create aa file /etc/auto.nfsdata
files 192.168.55.150:/data
the system will create the automatically files folder and nfsdata
the system will create /nfsdata automatically on the system.
you need to do
cd /nfsdata/files
-------
mount the user directory from nfs server
in /etc/export file you have entery of
/users
in users you have already user1 and user2 directory
you have already /users exported
1- go to /etc/auto.master and add
/users /etc/auto.users
2- go to the /etc/auto.users
* -rw server2:/users/&
systemctl autofs restart
,cd /users/user1 ---> to check if it is working or not
------------------------------------------------------
change the letter in vi from a file Correct Ans-Type :%s/ox/OX/g.
how to remove user from group Correct Ans-gpasswd -d username groupname
Vim
1- how to set the line numbers
2- how to copy paste the line Correct Ans-:set num
go to the line and yy and go to the new line and do p
find command: find path search option action
1- search a file
2- search the files names started with *usb
3-find files smaller than 1MB in size in the root user's home directory
4-find the files larger than +40M
5-find the file in root with the ownership set to user and owning group set to any group other
than
6- to search for directories by the ame src n /usr at a maximum of two subdirectory
7- find the file in the /etc directory that were modified -mtime more than the +sign 2000 dats
ago
, 8- find files in the /var/log directoru that have been modified (-mmin int eh past
100min Correct Ans-1- find . -name file01 -print
2-fine /dev -name *usb
3- find ~ -size -1M
4- find / -size +40M
5- find / daemon -not -group user1
6- find /usr -maxdepth 2 -type d -name src
7- find /etc -mtime +2000
8-find files in the /var/log -mmin -100
how to delete the ACL enteries set Correct Ans-setfacl -x u:user200 acliuser1
setfacl -b acluser1 ----> deletes the ACLs
1- view hisotry of failed user login attempt
2-report recent user login attmepts Correct Ans-1-lastb
2-lastlog
how to modify the prompt Correct Ans-export PS1="< $LOGNAME on $ (hostname) in \
$PWD"
how to control the user access for at and corn Correct Ans-at.allow
/at.denay/cron.allow/cron.deny just enter the username here per line.
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller TheeGrades. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $15.99. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
80467 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now