QUESTION 12 Which of these is NOT a correct statement? Every class containing abstract method must...

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QUESTION 12 Which of these is NOT a correct statement? Every class containing abstract method must be declared abstract Abstract class can be initiated by new operator Abstract class can be inherited Abstract class defines only the structure of the class not its implementation QUESTION 13 Choose the TRUE declaration of an interface. public class A interface {} public class A implements interface {} public interface A {} public interface A () QUESTION 14 Which of the following is NOT an advantage of generic class? Generics promote recode usability Works with reference data type and primitive data type Create method that work with different data types Compile time error detection QUESTION 15 Which of the following statements is TRUE regarding method overriding? Method overriding satisfies both concept of inheritance and polymorphism Method overriding satisfies the concept of constructor Method overriding satisfies the concept of encapsulation Method overriding satisfies both concept of inheritance and encapsulation QUESTION 16 What is the output generated by the following piece of JAVA statement? double n] = {1,2,3,4,5}; n[2] =n[4]/2; n[3] = n[0] + n[0]; I for(int i=0;i<n.length; i++) System.out.printf("%.1f, ", n[i] ); System.out.println (); 1.0,2.0,3.0.4.0.5.0. 1,2,3,4,5, 1.0,2.0,3.0,1.0,2.0, 1.0.2.0, 2.5, 2.0, 5.0, QUESTION 17 Which among the following describes constructor overloading? Defining deconstructor with each constructor Defining more than one constructors with different signature in a single class Defining one constructor in each class of the program Defining more than one constructors in a single class QUESTION 5 What is the default value of the reference variable? None 0 default null QUESTION 12 Which of these is NOT a correct statement? Every class containing abstract method must be declared abstract Abstract class can be initiated by new operator Abstract class can be inherited Abstract class defines only the structure of the class not its implementation QUESTION 13 Choose the TRUE declaration of an interface. public class A interface {} public class A implements interface {} public interface A {} public interface A () QUESTION 14 Which of the following is NOT an advantage of generic class? Generics promote recode usability Works with reference data type and primitive data type Create method that work with different data types Compile time error detection QUESTION 15 Which of the following statements is TRUE regarding method overriding? Method overriding satisfies both concept of inheritance and polymorphism Method overriding satisfies the concept of constructor Method overriding satisfies the concept of encapsulation Method overriding satisfies both concept of inheritance and encapsulation QUESTION 16 What is the output generated by the following piece of JAVA statement? double n] = {1,2,3,4,5}; n[2] =n[4]/2; n[3] = n[0] + n[0]; I for(int i=0;i<n.length; i++) System.out.printf("%.1f, ", n[i] ); System.out.println (); 1.0,2.0,3.0.4.0.5.0. 1,2,3,4,5, 1.0,2.0,3.0,1.0,2.0, 1.0.2.0, 2.5, 2.0, 5.0, QUESTION 17 Which among the following describes constructor overloading? Defining deconstructor with each constructor Defining more than one constructors with different signature in a single class Defining one constructor in each class of the program Defining more than one constructors in a single class QUESTION 5 What is the default value of the reference variable? None 0 default null

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The detailed answer for the above question is provided below Answer Question 12 Abstract class can be initiated by new operator Question 13 public interface A Question 14 Compile time error detection ... View the full answer