What is unix operating system?
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What is a directory?
Is learning unix useful?
How to find a file in unix?
What is $path in unix?
For which kind of fault the page is checked first?
What is Thread dump in unix?
What is page fault? Its types?
How to remove the first line/header from a file in Unix?
1)How to schedule a job,that will periodically execute in second by crontab? 2)I know only second specific time to execute the job. like 10 10 * * * sleep 40&&ps -l>/dev/pts/1 It will execute at 10:10:40 AM but do not know how to execute 15 second,30 second so on at 10:10 am.
Differentiate between absolute and related path?
What is ps1 and ps2 in unix?
briefly describe the shell's responsibilities?