1.3. Self-test

  1. Is Unix an operating system? Why or why not?
  2. Which mainstream operating systems are Unix compatible and which are not?
  3. What is the advantage of the Unix API over the APIs of non-Unix operating systems?
  4. What is the advantage of the Unix UIs over the UIs of non-Unix operating systems?
  5. What is the major design goal of the Unix standard?