What is UNIX?
How are devices represented in UNIX?
What is 'inode'?
Brief about the directory representation in UNIX.
What are the Unix system calls for I/O?
How do you change File Access Permissions?
What are links and symbolic links in UNIX file system?
What is a FIFO?
How do you create special files like named pipes and device files?
Discuss the mount and unmount system calls.