Java: An Introduction to Problem Solving and Programming, 8th Edition

Answers to Self-Test Questions

1. 1

   Try block entered.
   Exception: Time Limit Exceeded.
   After catch block.

2. 2

   Try block entered.
   Leaving try block.
   After catch block.

3. 3 An exception is an object. For example, in the following code, Exception is a constructor for the class Exception:

   throw new Exception("Time Limit Exceeded.");

   The expression

   new Exception("Time Limit Exceeded.");

   creates an exception object.

4. 4 Yes, it is perfectly valid, although it is unlikely that you would ever have a good reason to use it.

5. 5 The behavior would not change. The new code is equivalent to the old code it replaces.

6. 6

   throw new Exception("Time Limit Exceeded.");

   Note that the following is an if statement, not a throw statement, even though it contains a throw statement: ...