Review Questions

   


1:

List three examples of typical exceptions.

2:

What are the advantages of handling exceptions with try-catch-finally?

3:

Which class is at the top of the exceptions class hierarchy?

4:

How many catch and finally blocks can be attached to a try block?

5:

What happens to normal execution flow when an exception is thrown inside a try block?

6:

How can a catch block match an exception?

7:

If no abnormal conditions were experienced, where is the flow of execution transferred after a try block has finished executing?

8:

What happens if an exception is thrown in a try block but no matching catch blocks are found?

9:

What happens if a catch block throws an exception?

10:

What is the purpose of the finally block?

11:

Which class must you derive from to write your own custom-made exception classes?

12:

Is the following try-finally construct valid? If so, why would you ever want to implement it?

 try { ...} finally { ...} 
13:

Is the following try-catch construct valid? Why or why not?

 try { ...} catch (System.Exception exObj) { ...} catch (System.IndexOutOfRangeException exObj) { ...} 
14:

What happens if an exception finds no matching catch blocks in your program?


   


C# Primer Plus
C Primer Plus (5th Edition)
ISBN: 0672326965
EAN: 2147483647
Year: 2000
Pages: 286
Authors: Stephen Prata

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