1. Exercise 11.1
Write a code fragment that performs the same function as the statement below without using the crash method Toolbox.crash(amount < 0, “A negative amount!”);

2. Exercise 11.2
Locate the error and specify if it is compile-time, runtime, or logic
try
{ // some code }
catch (java.io.IOException e)
catch (java.io.FileNotFoundException e)

3. Exercise 11.3 try { // some code } catch (Exception e) {}
Explain what is wrong with the following
try
{ // some code }
catch (Exception e) {}

4. Exercise 11.4
Critique the following and compare to the previous exercise public static void main (String[] args) throws Exception