Exceptions
An event that interrupts the normal processing flow of a program.
What is an exception?
These allow the user to affect the operation of an application for one invocation.
What are command-line arguments?
This line produces the output.
System.out.print("have a prayerful holy week");
What is have a prayerful holy week?
This line produces the output:
String msg = "God is good.";
System.out.print(msg.equals("god is good."));
What is false?
This causes our program to terminate abnormally.
What is an exception?
This question mark in this syntax completes the how to compile a program from the command line.
javac ?
What is filename?
This line produces the output.
System.out.print("Sum is " + (5 + Integer.parseInt("25")));
What is Sum is 30?
This line produces the output:
String msg = "God is good.";
System.out.print("He" + msg.substring(3,12));
What is He is good?
Exception objects are created from classes in the Java API hierarchy. All exception classes in the hierarchy are derived from this class.
What is the Throwable class?
This question mark in this syntax completes the how to run a program from the command line.
java ? arguments
What is the class name?
This line produces the output.
System.out.print(Math.pow(2,3));
What is 8.0?
This line produces the output:
String msg = "god is good.";
System.out.print(msg.indexOf("go"));
What is 0?
In a try catch finally block, there is a try block, one or more catch blocks, but only of this block.
What is the finally block?
Running the code below prints this output using the command in the command-line.
System.out.print(args[2]);
java ClassName We are blessed
What is blessed?
This line produces the output.
System.out.print(Math.abs(-80));
What is 80?
This line produces the output:
String msg = "cheeseburger";
System.out.print(msg.regionMatches(6,"cheese",0,6));
What is false?
This notation is mandatory in the try catch finally blocks.
Running the code below prints this output using the command in the command-line.
for (int i=0; i<args.length; i++) System.out.print(args[i]);
java ClassName God is good!
This line produces the output.
System.out.print(Math.pow(5,3));
What is 125.0?
This line produces the output:
String msg = "cheeseburger";
System.out.print(msg.replace('e','o'));
What is choosoburgor?