6 ) You use the keyword to achieve inheritance in java .
7 ) ___ method is useful in debugging a program because it can be used to display and examine values .
8 ) If java did not allow you to ___ classes , you would need to create every part of a program from scratch .
9 ) When a class both extends and implements , by convention the clause is layst in the class header .
10 ) When you define a class , if you do not explicitly extend another class , your class in an extension of the ___ class .
11 ) If you attempt to instantiate an object from an abstract class , you receive an error message from the compiler that you have committed a ( n )___.
12 ) ___ Compress the data they store , Which reduces the size of archived class files . Selected Answer :