Is unix os free?
What is grep short for?
Who owns unix?
What does #!/ Bin sh do?
What is merge command in unix?
What are the various schemes available in ipc?
How to move files from one directory to other in unix?
What is the difference between read() and recv()?
How do I show hidden files in unix?
Why was unix created?
Explain a path in unix.
Explain the mount system calls?
How do you change directories in unix?
What is inode in unix operating system?
Explain what is protection boundary?