If you have data that is organized into more than one column–not counting labels–use a ________ chart to compare values in the columns

Which of the following could be used to declare abstract method method1 in abstract class Class1 (method1 returns an int and takes no arguments)?

a. public int method1(); b. public int abstract method1(); c. public abstract int method1(); d. public int nonfinal method1();

What is an Exception class? Give an example.

What will be an ideal response?