Linux Admin interview Questions?

<script async src="//pagead2.googlesyndication.com/pagead/js/adsbygoogle.js"></script>

<!-- Free shopping LOW COST -->

<ins class="adsbygoogle"

     style="display:inline-block;width:300px;height:250px"

     data-ad-client="ca-pub-3647473415094616"

     data-ad-slot="8200015080"></ins>

<script>

(adsbygoogle = window.adsbygoogle || []).push({});

</script>





Interview Questions
  • -What are the Daily activities as a Linux admin,production support process
  • -how to check the file system related issues.
  • - do you any idea on linux clustering what is the use of clustering.
  • - what are backup process? if any backup jobs fails what is the next step to follow.
  • - OS patching processor application  patching system admin work
  • - What is the root account.
  • - How do you open a cmd prompt when issuing a command or your not able to login putty what is reason
  • - OS patching and upgrade difference between both process?
  • - Difference between RHEL 5& 6
  • - one of out team member unexpected(by mistakenly) deleted mount,how can we roll back(revert)
  • -Linux boot up sequence process
  • -How do you list and flush all IPtables, how to update IPtables
  • -What is RAID and use of RAID
  • -How to increase partitions size(the drive SIZE)
  • How to find out the Network issues(Network latency)
  • VM'S is suddenly Down,Linux server also down what is issue here?
  • How to find out the snap shot long run,server bit slow
  • How to check the default gateways.
  • How to increase SWAP memory for existing swap
  • how to check the batch jobs and background jobs.
  • How to change the server time EST to PST or EST to IST or IST to EST


Comments

Post a Comment

Popular posts from this blog

System Run level or INIT Process

System Run level or INIT Process- INIT ·   Looks at the /etc/init tab file to decide the Linux run level. ·   Following are the available run levels   0 – halt   1 – Single user mode   2 – Multiuser, without NFS   3 – Full multiuser mode   4 – unused   5 – X11 Runlevel programs :   The Linux system is booting up, you might see various services getting started. For example, it might say “starting sendmail …. OK”. Those are the runlevel  programs, executed from the run level directory as defined by your run level.  Depending on your default init level setting, the system will execute the programs from one of the following directories.   Run level 0 – /etc/rc.d/rc0.d/   Run level 1 – /etc/rc.d/rc1.d/   Run level 2 – /etc/rc.d/rc2.d/   Run level 3 – /etc/rc.d/rc3.d/   Run level 4 – /etc/rc.d/rc4.d/   Run level 5 – /etc/rc.d/rc5.d/   Run level 6 – /e...
Read more

Linux Booting Process

Linux Booting Process- Boot Process in Linux(Redhat Linux & CentOS ) Linux Boot Process: Press the power button on your system, and after few moments you see the Linux login prompt. Have you ever wondered what happens behind the scenes from the time you press the power button until the Linux login prompt appears? 6           6   high level stages of a typical Linux boot process- 1.     BIOS        Basic Input/Output System   Executes  MBR 2. MBR         Master Boot Record  Excutes     GRUB 3.  GRUB     Grand Unified Bootloader      Excutes Kernal 4. Kernal      Kernal Excutes   /sbin/init 5. INIT           ININT Excutes Runlevel program 6.Runlevel    Runle...
Read more

File System Structure or Directory Structure

File System:- FILE SYSTEM File System   is a mechanism used in the O/S environment for storing the data in a  systematical  order into a storage device.       UNIX/LINUX follows hierarchy file system standard (HFS) . In this file system all other directories mounted under the directory called root ( / ) .                  /       -->  Root (Top of the directory)                 /root  -->  Super User (or) Administrator home directory, it represented by " ~ "(tilde) symbol .                                                Structure Of  Linux File System                       "/"  this directory is called as root director...
Read more