Can you write a command to erase all files in the current directory including all its sub-directories?
Write a command that will output the sorted contents of a file named in.txt and place the output in another file named out.txt, while at the same time excluding duplicate entries.
describe the escaping sequence characteres in unix
How will you know who are the users logged in to the system before 15 minutes?
Differentiate cat command from more command.
what does the command 'wc' do?
what are the different hardwares available?
use of ls command
What is unix command?
Explain ‘system calls’ with respect to unix commands?
Who wrote grep?
What is the first character of the output in ls l command?
What does #!/ Bin sh do?