Discuss the below:
Q1. Is there ever a reason to have a public attribute in a class?
Q2. What does it mean for a method to be overloaded?
Q3. Is it true or false that every class should have a toString( ) method that returns a String which is a text representation of the object. The method is not sent any actual. Is the toString( ) method overridden?
Q4.What is the value of s2:
String s1 = new String( "2 late 2 drop" );
String s2 = s1.substring( 3, 6 );
Q5. Is it true or false that the toUpperCase( ) method of the String class is a mutator?
Q6. When should an attribute of a class be static?
Q7. Is it true or false that if a method within a class is static, then the method can be called without an instance of the class?
Q8. What two access specifier keywords can be used to encapsulate attributes and behaviors within a class?
Q9. Is it true or false that inheritance creates an "is-a" relationship between classes?