WEEK 1 - JAVA REVIEW AND EXCEPTION HANDLING

Question 1

A class variable is what?

Answer 1

• Shared between all instances of the class
• Designated by the static keyword
• Exists independent of any instances

Question 2

Run time errors are thrown as what?

Answer 2

Exceptions.

Question 3

What is an exception?

Answer 3

An exception is an object that represents an error or condition that prevents execution from proceeding normally.

Question 4

What is an ArrayIndexOutOfBoundsException?

Answer 4

The exception that occurs when trying to access an array using an index that is out of bounds.

Question 5

What is an InputMismatchException?

Answer 5

The exception which occurs when the wrong data type is used.

Question 6

What can be used to detect and handle exceptions?

Answer 6

The try and catch statement.