Red Hat RHCSA UPDATED ACTUAL Exam Questions and CORRECT Answers

Red Hat RHCSA UPDATED
ACTUAL Exam Questions and
CORRECT Answers

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Terms in this set (94)


VDO provides inline data
reduction for Linux in the form of

What is VDO?
deduplication
compression
thin provisioning

, Yum install lvm2 kmod-kvdo vdo
Create your partition using fdisk.
Create physical volume.
pvcreate /dev/nvme0n3 ( run as
root)
Create volume group.
Vgcreate vg1 /dev/nvme0n3
Create logical volume with ado
parameters.
Installing VDO lvcreate —type vdo —name vdo1 —
size 5gb —virtualize 50gb vg1
Create file system
mkfs.xfs -k /dev/vg1/vdo1
Create mount point for vdo
mkdir /vdo_m
vim /etc/fstab
/dev/vg1/vdo1 /vdo_m xfs defaults
00
mount -a

, Variable is nothing more than a
label
It can hold some value
var1 = 20
chmod u+x variable.sh
vim variable.sh
Variable
#!/bin/bash
var1=20
echo"the value of the variable is
$var1"
echo"the value of the variable
without using the dollar sign var1"

vim variables1.sh
chmod u+x variable1.sh
var1 = 20
var2 = baljit
var3 = "ballot singh"
var4 = 20.4
Variable var5 = 3+3
echo $var1
echo $var2
echo $var3
echo $var4
echo $var5
./variable1.sh

, vim variable3.sh
echo" the home directory of the
Variable user is $home"
echo" the default shell $shell"
chmod u+x variable3.sh

vim variable4.sh
chmod u+x variable4.sh
#!/bin/bash
Variable echo"Enter the name of a file"
read name
touch $name
echo "File created"

vim variable5.sh
Write a shell
chmod u+x variable5.sh
script to create
#!/bin/bash
two directories.
echo" Enter the two directory
The name of the
names"
directories will
read dir1 dir2
be passed by
mkdir $dir1 $dir2
the user.
Echo " Files created "