What does the “echo” command do?
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What is the difference between udp and tcp?
what is virtual machine?
How to check whether some services are running in another server or not? Suppose i am currently in a server named A.I want to check whether some services are running in server B without logging into the server B.
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what is the command to find out the difference between files and folders?
What are bash commands?
Explain command to show the space allocation of files?
how to find the 51th record of a file containing 100 records in unix.
What is a Unix signal, and how do you handle them?
distinguish between physical addresses and logical address?
Why is it called a shebang?
Which command should you use to find the remaining disk space in unix server?
What is the functionality of a top command?