How can we find the current value for shell variables?
Which are the different modes of vi editor?
Explain the working of dns?
what is inode number in linux operating system?
How do you refer to the parallel port where devices such as printers are connected?
Does linux need a firewall?
Why is linux considered more secure than other operating systems?
What is the difference between a mutex and a semaphore in Linux?
What is the equivalent of dll in linux?
What is a shell script?
Is apple a unix or linux?
Is bsd better than linux?
In linux wat is the command to see on which port which service is running? and wat is the differnece between /etc/services file and netstat command