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Exam (elaborations)

RHCSA Exam Study Guide with Complete Solutions (All Correct)

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RHCSA Exam Study Guide with Complete Solutions (All Correct) how to add into sudoers user how to setup sudo for a user - Answer️️ -echo /etc/sudoers.d/user01 >> user01 ALL=(ALL) ALL you can do like this....OR in the file user20 ALL=(ALL) NOPASSWD:ALL usermod -aG wheel user visudo ...

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  • August 28, 2024
  • 43
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • RHCSA
  • RHCSA
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SophiaBennett
©SOPHIABENNET@2024/2025 Tuesday, August 20, 2024 10:21 AM


RHCSA Exam Study Guide with
Complete Solutions (All Correct)

how to add into sudoers user

how to setup sudo for a user - Answer✔️✔️-echo /etc/sudoers.d/user01 >>
user01 ALL=(ALL) ALL

you can do like this....OR

in the file user20 ALL=(ALL) NOPASSWD:ALL

usermod -aG wheel user

visudo --> %wheel ALL=(ALL) ALL

how to add the sudoers group and give access - Answer✔️✔️-To enable sudo
access to the group named gourp01

echo /etc/sudoers.d/group01 >> %group01 ALL=(ALL) AL

configuring password ageing - Answer✔️✔️-chage command will do this:
m=maximum, W warning, I inactivity

1- force user to change the password on the next login

2- display the information about user

3- expire account on 2-2-2020

4-command to expire the account and lock the command in same
command.



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, ©SOPHIABENNET@2024/2025 Tuesday, August 20, 2024 10:21 AM

5- asign no login shell

6- change the password policy for the consultant account to require a new
pass every 15 days

7-Set the passwords to expire 180 days from the current date for all users.
Use administrative rights to edit the configuration file.

8- The chown command can also be used to change group ownership of a
file by preceding the group name with a colon (:). For example, the
following command changes the group test_dir to admins:

9-The chown command can also be used to change both owner and group
at the same time

10- how to unlock the user - Answer✔️✔️-1- chage -d 0 user01

2- chage -l user01

3- i- # date -d "+45 days" +%F

ii # chage -E 2020-10-01 user01

4- chage -L -e 2019-0-05 user01

5- usermod -s /sbin/nologin user01

6- chage -M 15 consultant

7-Set PASS_MAX_DAYS to 180in/etc/login.defs. Use administrative rights
when opening the file with the text editor. You can use the sudo vim
/etc/login.defs command to perform this step.

8-chown :admins test_dir


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, ©SOPHIABENNET@2024/2025 Tuesday, August 20, 2024 10:21 AM

9-chown visitor:guests test_dir

#chown owner.group filename

10- usermod -U <username>

1- how to zip a directory

2- how to tar the folder

3- how to uncompress .tar file

4-by bzip2 compress the file anme testfile

5-unzip bzip2 file - Answer✔️✔️-1- tar -zcvf archive.tar.gz /folder

2- tar -cvf archive.tar.gz /foler

3- tar -xvf archine.tar.gz

4- bzip2 testfile

5- bzip2 -d

virtual machine activity :

1- how to list the vm

2- stop start the vm

3- check the information about the vm, storage and other information. -
Answer✔️✔️-1- virsh list --all

2-virsh start centos7.0

3- virsh edit centos7.0



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, ©SOPHIABENNET@2024/2025 Tuesday, August 20, 2024 10:21 AM

on client command to mount nfs - Answer✔️✔️-mount -t nfs
<ipaddressofthenfs.server>:/nfs /mnt/nfs

on client command to mount smb - Answer✔️✔️-mount -t cifs //ip/share
/mnt/smb -o username=xyz,password=bvr

find grub to boot in a different kernel - Answer✔️✔️-grubby --info=ALL

set grubby to index 5 - Answer✔️✔️-grubby --set-default-index=5

verify the boot grubby - Answer✔️✔️-grubby --default-index

logical volume create command - Answer✔️✔️-lvcreate -n <name> -L 3G
<name vgroup>

volume group command - Answer✔️✔️-vgcreate <>vgname> /dev/sdc
/dev/sdb

extend the partition - Answer✔️✔️-lvextend -L +200M
/dev/RHCSA/pinehead

show link statistics

how to check the routes

trace path - Answer✔️✔️-ip -s link show ens3

ip route /ip -6 route

tracepath access.redhat.com

Troubleshooting ports - Answer✔️✔️-ss -ta

ss -la


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