MOCK TEST 1     Question 1 :   public class A {   public void m1() {System.out.print("A.m1, ");}   protected void m2() {System.out.print("A.m2, ");}   private void m3() {System.out.print("A.m3, ");}   void m4() {System.out.print("A.m4, ");} }  class B {   public static void main(String[] args) {     A a = new A();     a.m1();  // 1     a.m2();  // 2     a.m3();  // 3     a.m4();  // 4 }} Assume that the code appears in a single file named A.java. What is the result of attempting to compile and run the program? a.  Prints: A.m1, A.m2, A.m3, A.m4, b.  Compile-time error at 1. c.  Compile-time error at 2. d.  Compile-time error at 3. e.  Compile-time error at 4. f.  None of the above   Question 2 class GFM11{   public static void main (String[] args) {     int x,y,z;     System.out.println(x+y+z); }} What is the result of attempting to compile and run the program? a.  Prints nothing. b.  Prints an undefined value. c.  Prints: null d.  Prints: 0   e.  Run-time error f.  Compile-time error g.  None of the above   Question 3 class MCZ11 {   public static void main (String[] args) {     char a = 'c';  // 1     char b = 'r';  // 2     char c = '"';  // 3     char d = 'b';  // 4     char e = ''';  // 5 }} A compile-time error is generated at which line? a.  1 b.  2 c.  3 d.  4 e.  5 f.  None of the above Question 4 class MWC101 {   public static void main(String[] args) {     int[] a1 = new int[];              // 1     int a2[] = new int[5];             // 2     int[] a3 = new int[]{1,2};         // 3     int []a4 = {1,2};                  // 4     int[] a5 = new int[5]{1,2,3,4,5};  // 5 }} Compile-time errors are generated at which lines? a.  1 b.  2 c.  3 d.  4 e.  5 Question 5 class A {A(int i) {}}  // 1 class B extends A {}   // 2 Which of the following statements are true? a.  The compiler attempts to create a default constructor for class A. b.  The compiler attempts to create a default constructor for class B. c.  Compile-time error at 1. d.  Compile-time error at 2.   Question 6 Which of the following statements are true? a.  A constructor can invoke another constructor of the same class using the alternate constructor invocation, "this(argumentListopt);". b.  A constructor can invoke itself using the alternate constructor invocation, "this(argumentListopt);". c.  The alternate constructor invocation, "this(argumentListopt);", can legally appear anywhere in the constructor body. d.  A constructor can invoke the constructor of the direct superclass using the superclass constructor invocation, "super(argumentListopt);". e.  The number of constructor invocations that may appear in any constructor body can equal but not exceed the number of alternate constructors declared in the same class. f.  A constructor is not permitted to throw an exception. Question 7 class A {A() throws Exception {}} // 1 class B extends A {B() throws Exception {}} // 2 class C extends A {C() {}} // 3 Which of the following statements are true? a.  class A extends Object. b.  Compile-time error at 1. c.  Compile-time error at 2. d.  Compile-time error at 3. Question 8 Which of the following modifiers can be applied to a constructor? a.  private b.  abstract c.  final d.  volatile e.  native f.  None of the above. Question 9 Which of the following modifiers can be applied to the declaration of a field? a.  abstract b.  final c.  private d.  protected e.  public   Question 10 Which of the following modifiers can not be applied to a method? a.  abstract b.  private c.  protected d.  public e.  Volatile f.  None of the above.