QUESTION 6 Given: 1. 2. public class Hi { 3. void m1() { } 4. protected void m2() { } 5. } 6. class Lois extends Hi { 7. // insert code here 8. } Which four code fragments, inserted independently at line 7, will compile? (Choose four.) A. public void m1() { } B. protected void m1() { } C. private void m1() { } D. void m2() { } E. public void m2() { } F. protected void m2() { } G. private void m2..

QUESTION 5 Given: 10. interface A { void x(); } 11. class B implements A { public void x() {} public void y() {} } 12. class C extends B { public void x() {} } And: 20. java.util.List list = new java.util.ArrayList(); 21. list.add(new B()); 22. list.add(new C()); 23. for (A a : list) { 24. a.x(); 25. a.y(); 26. } What is the result? A. The code runs with no output. B. An exception is thrown at r..

QUESTION 4 Given: 1. class Mammal { 2. } 3. 4. class Raccoon extends Mammal { 5. Mammal m = new Mammal(); 6. } 7. 8. class BabyRaccoon extends Mammal { 9. } Which four statements are true? (Choose four.) A. Raccoon is-a Mammal. B. Raccoon has-a Mammal. C. BabyRaccoon is-a Mammal. D. BabyRaccoon is-a Raccoon. E. BabyRaccoon has-a Mammal. F. BabyRaccoon is-a BabyRaccoon. Solution : ABCF

QUESTION 3 What is the result? 1. public class SimpleCalc { 2. public int value; 3. public void calculate() { value += 7; } 4. } and: 1. public class MultiCalc extends SimpleCalc { 2. public void calculate() { value -= 3; } 3. public void calculate(int multiplier) { 4. calculate(); 5. super.calculate(); 6. value *= multiplier; 7. } 8. public static void main(String[] args) { 9. MultiCalc calcula..

QUESTION 2 Given: 1. interface A { public void aMethod(); } 2. interface B { public void bMethod(); } 3. interface C extends A,B { public void cMethod(); } 4. class D implements B { 5. public void bMethod(){} 6. } 7. class E extends D implements C { 8. public void aMethod(){} 9. public void bMethod(){} 10. public void cMethod(){} 11. } What is the result? A. Compilation fails because of an error..

QUESTION 1 Given: 11. String test = "Test A. Test B. Test C.";12. // insert code here 13. String[] result = test.split(regex); Which regular expression, inserted at line 12, correctly splits test into "Test A", "Test B", and "Test C"? A. String regex = "";B. String regex = " "; C. String regex = ".*"; D. String regex = "\\s"; E. String regex = "\\.\\s*"; F. String regex = "\\w[ \.] +"; Solution ..