1. Which of the following keywords are used to control access to a class member? (A) default (B) abstract (C) protected (D) interface (E) public   (A), (C) & (E)   All of these.   (C) & (E)   (B), (C) & (E)   Hint Half-n-half Clue   2. The keywords reserved but not used in the initial version of Java are: (A) union (B) const (C) inner (D) goto (E) boolean (F) synchronized   All of these.   (C) & (E)   (A), (C) & (E)   (B),(C) & (D)   Half-n-half Clue   3. Package p1 contains the following code: package p1; public class Student   Test class is not available.   Class result should be declared public.   Result body is not fully defined.   Student class is not available.   Half-n-half Clue   4. The concept of multiple inheritance is implemented in Java by (A) extending two or more classes (B) extending one class and implementing one or more interfaces (C) implementing two or more interfaces (D) all of these   (A)   (B) & (C)   (D)   (A) & (C)   Half-n-half Clue   5. Which of the following defines a legal abstract class?   abstract Vehicle {<br>               abstract void display(); }   abstract class Vehicle {<br>               abstract void display(); {<br>                 System.out.println("Car"); }}   class Vehicle {<br>               abstract void display(); }   class abstract Vehicle {<br>               abstract void display(); }   abstract class Vehicle {<br>               abstract void display(); }   Half-n-half Clue   6. Consider the following code: interface Area   All of these   Method compute() in class Room should be declared public   Interface definition is incomplete   Method compute() in interface Area should be declared public   Half-n-half Clue   7. Consider the following code: class ClassA   Error. ClassB does not define a no-argument constructor   Error. ClassA does not define a no-argument constructor   Error. There is no code in the class ClassB   Error. There is no code in the constructor ClassA(int x)   Will compile and run successfully   Half-n-half Clue