QUESTION: 25

SIMULATION
Configure a default software repository for your system.

One YUM has already provided to configure your system on http://server.domain11.example.com/pub/ x86_64/ Server, and can be used normally.

See Explanation section for answer.

Answer(s): A

Explanation:

Yum-config-manager --add-repo=http://content.example.com/rhel7.0/x86-64/dvd” is to generate a file vim content.example.com_rhel7.0_x86_64_dvd.repo, Add a line gpgcheck=0

Yumcleanall
Yumrepolist

Almost 4305 packages are right, Wrong Yum Configuration will lead to some following questions cannot be worked out.

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QUESTION: 26

SIMULATION
Adjust the size of the Logical Volume.

Adjust the size of the vo Logical Volume, its file system size should be 290M. Make sure that the content of this system is complete.

Note: the partition size is rarely accurate to the same size as required, so in the range 270M to 320M is acceptable.

See Explanation section for answer.

Answer(s): A

Explanation:

Addition
df -hT
lvextend -L +100M /dev/vg0/vo
Lvscan
xfs_growfs /home/ //home is the mounted directory of the LVM, this step just need to do in the practice environment, and test EXT4 does not need this step.
resize2fs /dev/vg0/vo// use this command to update in examination.
df -hT

OR

Subtraction
e2fsck -f/dev/vg0/vo
umount /home
resize2fs /dev/vg0/vo // the final required partition capacity is 100M lvreduce -l 100M /dev/vg0/vo mount /dev/vg0/vo/home
df -hT

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QUESTION: 27

SIMULATION
Create User Account.

Create the following user, group and group membership:
Adminuser group
User natasha, using adminuser as a sub group User Harry, also using adminuser as a sub group
User sarah, can not access the SHELL which is interactive in the system, and is not a member of adminuser, natasha꒰harry꒰sarah password is redhat.

See Explanation section for answer.

Answer(s): A

Explanation:

groupadd adminuser
useradd natasha -G adminuser
useradd haryy -G adminuser
useradd sarah -s /sbin/nologin

Passwd user name // to modify password or echo redhat | passwd --stdin user name id natasha // to view user group.

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QUESTION: 28

SIMULATION
Configure /var/tmp/fstab Permission.

Copy the file /etc/fstab to /var/tmp/fstab. Configure var/tmp/fstab permissions as the following: Owner of the file /var/tmp/fstab is Root, belongs to group root
File /var/tmp/fstab cannot be executed by any user
User natasha can read and write /var/tmp/fstab
User harry cannot read and write /var/tmp/fstab
All other users (present and future) can read var/tmp/fstab.

See Explanation section for answer.

Answer(s): A

Explanation:

cp /etc/fstab /var/tmp/
/var/tmp/fstab view the owner setfacl -m u:natasha:rw- /var/tmp/fstab setfacl -m u:haryy:--- /var/tmp/fstab
Use getfacl /var/tmp/fstab to view permissions

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Red Hat Certified System Administrator (RHCSA) Exam EX200 Exam

QUESTION: 25

Explanation:

QUESTION: 26

Explanation:

QUESTION: 27

Explanation:

QUESTION: 28

Explanation:

Red Hat Certified System Administrator (RHCSA) Exam
EX200 Exam