CSE 120 -- Homework #4

1. Chapter 5: 5, 16, 24
2. Chapter 6: 9, 36, 37

3. [Silberschatz] What are the advantages and disadvantages of recording the name of the program that creates a file with the file's attributes (as is done in the Macintosh operating system)?

4. [Crowley] A file system is the data structure that holds files and directories.
   • Is it possible to have two file systems on a single physical disk drive? Why or why not?
   • Is it possible to have a file system that spans two physical disk drives? Why or why not?
   • Is it possible to have a file that is not in a file system? Why or why not?
   • The mount operation allows you to graft the directory tree from one file system onto the directory tree of another file system. Does this mean that a file can span both file systems? Why or why not?