What is the expected output?class Animal {Animal() {System.out.println("Animal");}}class Wild extends Animal{Wild() {System.out.println("Wild");super();}}public class Test {public static void main(String args[]) {Wild wild = new Wild();}}

JAVA Constructors and Methods
What is the expected output?class Animal {Animal() {System.out.println("Animal");}}class Wild extends Animal{Wild() {System.out.println("Wild");super();}}public class Test {public static void main(String args[]) {Wild wild = new Wild();}}

Animal Wild

Compilation Error

Runtime Exception

Wild Animal

Animal Wild

Compilation Error

Runtime Exception

Wild Animal

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JAVA Constructors and Methods
What is the output of the program?class Test{ public int display(int x, int y){ return ("The sum of x and y is " + x + y); } public static void main(String args[]){ Test test = new Test(); System.out.println(test.display(4,5)); } }

does not compile

The sum of x and y is 45

None of these

The sum of x and y is 9

does not compile

The sum of x and y is 45

None of these

The sum of x and y is 9

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JAVA Constructors and Methods
Which of the following options is the best for generating random integer 0 or 1?

(int)Math.random()

(int)(Math.random() + 0.5)

(int)Math.random() + 1

(int)(Math.random() + 0.2)

(int)Math.random()

(int)(Math.random() + 0.5)

(int)Math.random() + 1

(int)(Math.random() + 0.2)

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JAVA Constructors and Methods
Which of the modifier can't be used for constructors?

public

private

protected

static

public

private

protected

static

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JAVA Constructors and Methods
What is the expected output?public class Profile {private Profile(int w) { // line 1System.out.print(w);}public final Profile() { // line 5System.out.print(10);}public static void main(String args[]) {Profile obj = new Profile(50);}}

Won't compile because of line (5); constructor can't be final

10 50

50

Won't compile because of line (1); constructor can't be private

Won't compile because of line (5); constructor can't be final

10 50

50

Won't compile because of line (1); constructor can't be private

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JAVA Constructors and Methods
Determine output:public class Test{ public static void main(String args[]){ MyClass obj = new MyClass(); obj.val = 1; obj.call(obj); System.out.println(obj.val); }}class MyClass{ public int val; public void call(MyClass ref){ ref.val++; }}

None of these

3

1

Compilation Error

2

None of these

3

1

Compilation Error

2

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JAVA Constructors and Methods

JAVA Constructors and Methods What is the expected output?class Animal {Animal() {System.out.println("Animal");}}class Wild extends Animal{Wild() {System.out.println("Wild");super();}}public class Test {public static void main(String args[]) {Wild wild = new Wild();}}

JAVA Constructors and Methods What is the output of the program?class Test{ public int display(int x, int y){ return ("The sum of x and y is " + x + y); } public static void main(String args[]){ Test test = new Test(); System.out.println(test.display(4,5)); } }

JAVA Constructors and Methods Which of the following options is the best for generating random integer 0 or 1?

JAVA Constructors and Methods Which of the modifier can't be used for constructors?

JAVA Constructors and Methods What is the expected output?public class Profile {private Profile(int w) { // line 1System.out.print(w);}public final Profile() { // line 5System.out.print(10);}public static void main(String args[]) {Profile obj = new Profile(50);}}

JAVA Constructors and Methods Determine output:public class Test{ public static void main(String args[]){ MyClass obj = new MyClass(); obj.val = 1; obj.call(obj); System.out.println(obj.val); }}class MyClass{ public int val; public void call(MyClass ref){ ref.val++; }}

JAVA Constructors and Methods
What is the expected output?class Animal {Animal() {System.out.println("Animal");}}class Wild extends Animal{Wild() {System.out.println("Wild");super();}}public class Test {public static void main(String args[]) {Wild wild = new Wild();}}

JAVA Constructors and Methods
What is the output of the program?class Test{ public int display(int x, int y){ return ("The sum of x and y is " + x + y); } public static void main(String args[]){ Test test = new Test(); System.out.println(test.display(4,5)); } }

JAVA Constructors and Methods
Which of the following options is the best for generating random integer 0 or 1?

JAVA Constructors and Methods
Which of the modifier can't be used for constructors?

JAVA Constructors and Methods
What is the expected output?public class Profile {private Profile(int w) { // line 1System.out.print(w);}public final Profile() { // line 5System.out.print(10);}public static void main(String args[]) {Profile obj = new Profile(50);}}

JAVA Constructors and Methods
Determine output:public class Test{ public static void main(String args[]){ MyClass obj = new MyClass(); obj.val = 1; obj.call(obj); System.out.println(obj.val); }}class MyClass{ public int val; public void call(MyClass ref){ ref.val++; }}