Linux Admin interview Questions?

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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