What a pipe?
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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.
What are different types of files in unix?
Describe the responsibilities of shell in brief.
How to know the information about a file?
What are the devices represented in unix?
What are the main features of unix?
Differentiate between paging and swapping?
List a few significant features of unix?
What are the basic responsibilities of a shell?
How to restrict NULL value in UNIX
What are the advantages of unix?
Explain Sticky bit?