What is Abstraction?

How many objects are created by the following code? Object a, b, c, d, e; e = new Object (); b = a = e; e = new Object ();

Is the following code valid? InetAddress ad = InetAddress.getByName ('195.186.2.111');

For a class defined inside a method, what rule governs access to the variables of the enclosing method?

How does the set collection deal with duplicate elements?

Which of these interfaces is the most applicable when creating a class that associates a set of keys with a set of values?

Declaring instance variables ________ is known as data hiding or information hiding.

Data items you use in a call to a method are called ____.

Character literals are enclosed in ________; string literals are enclosed in ________.

By convention, a class diagram contains the ____ following each attribute or method.

Boolean values can be displayed as the words true and false with the ________ format specifier.