Problem
1. Describe the contents of a directory, explaining the mechanism by which its entries are updated by cp, mv, and rm. Why is the size of a directory usually small?
2. How does the device file help in accessing the device?
3. Which of these commands will work? Explain with reasons:
(i) mkdir a/b/c,
(ii) mkdir a a/b,
(iii) rmdir a/b/c,
(iv) rmdir a a/b,
(v) mkdir /bin/foo.