How do you sort cpu in top command?
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What is the export command used for?
What would be the result of issuing the command cat phonenos?
Which command will show you free/used memory? Does free memory exist on linux?
How often do you use grep command and how in Linux operating system?
Explain shift command of linux?
Which command is used to clear the screen?
please advice me what i have to prepare for NIC Exam(22-feb- 09). send me the question pattern for the 2 hrs exam. please sent it to manivannan_it15@yahoo.co.in
When u comment the ctrl+alt+del trap in the /etc/inittab save the file. Tell the command to save the changes without rebooting the machine?
Which command will show you free/used memory?
How do I run a script in linux?
What could possibly be the problem when a command that was issued gave a different result from the last time it was used?
Explain any one service which are working on udp only?