1. A compiler is a program which translates a high-level
   language program into machine language.

2. False (all C declarations and statements must end
   with a ";")

3. True

4. w is 23

5. value is 3.1416

6. maybe

7. condition is true

8. i is 20
   i is 4
   i is 0

9. default
   1 or 2
   3
   1 or 2
   3
   3
   default

10. Syntax errors, run-time errors, and logic errors.