This article presents basic interview questions with answers for
RHCE candidates.
Which version of RHEL officially supports LUKS
encryption?
From version 6 or higher
LUKS encryption is officially supported by RHEL.
What is the default virtualization technology for
RHEL6 ?
Default virtualization
technology is KVM.
Can you configure KVM Virtual machine on 32 bit
system ?
No, KVM virtualization
requires at least 64 bit system.
Which remote management service is allowed
through the default firewall and by default installed in RHEL?
By default SSH is always
installed in RHEL. SSH uses port 22 which is allowed through the default
firewall rules.
Which standard directory is used by vsFTP server
for file sharing ?
Default Standard directory
for ftp is /var/ftp/pub.
What is default mode of SELinux during the
installation of RHEL ?
·
In
RHEL5 you have to choose the mode which you want.
·
From
RHEL6 default mode is Enforcing during the installation.
However you can change the
mode of SELinux after installation, only difference between RHEL5 and RHEL6 is
that in RHEL5 asks you to choose the mode while RHEL6 does not let you to
choose the mode during the installation.
Which standard directory is used by Apache web
server for HTML files ?
standard directory for HTML
files is /var/www/html
What is the default partition layout during the
installation ?
Default partition Layout is
the LVM.
Which necessary partition cannot be a part of
logical volume group ?
boot partition cannot be a
part of logical volume group. You must have create it as a regular partition.
Which partitions are recommended for custom
layout of partition ?
·
/
·
/boot
·
/home
·
swap
What step during the installation could you take
to prevent a program from creating temporary files that fill up the entire
space ?
You can create a separate
/tmp partition prevents a program from creating temporary files that fill up
the entire filesystem.
What is the kickstart ?
kickstart is a installation
method used in RHEL. A kickstart installation is started from a kickstart file,
which contains the answers to all the questions in the installation program.
Name any of two third party distribution based on
RHEL6 source code.
CentOS and Scientific Linux
Which Log file contains all installation message?
install.log.syslog file
contains all messages that were generated during the installation.
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