class MyClass{int i;int j;public MyClass(int i, int j){this.i = i;this.j = j;}public void call(){System.out.print("One");}}public class Test{public static void main(String args[]){MyClass m = new MyClass(); //line 1m.call(); //line 2}}

JAVA Constructors and Methods
class MyClass{int i;int j;public MyClass(int i, int j){this.i = i;this.j = j;}public void call(){System.out.print("One");}}public class Test{public static void main(String args[]){MyClass m = new MyClass(); //line 1m.call(); //line 2}}

Compilation fails due to an error on line 1

Compilation succeed but no output.

One

Compilation fails due to an error on line 2

Compilation fails due to an error on line 1

Compilation succeed but no output.

One

Compilation fails due to an error on line 2

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JAVA Constructors and Methods
Given the following piece of code:class Person{ public int number;}public class Test{ public void doIt(int i , Person p){ i = 5; p.number = 8; } public static void main(String args[]){ int x = 0; Person p = new Person(); new Test().doIt(x, p); System.out.println(x + " " + p.number); }}What is the result?

0 0

0 8

5 0

5 8

0 0

0 8

5 0

5 8

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JAVA Constructors and Methods
public class MyClass{ }For the above class(MyClass) what is the correct way of declaring constructor?

public MyClass(void){}

public MyClass(){}

MyClass(void) {}

MyClass(){}

1 and 3

public MyClass(void){}

public MyClass(){}

MyClass(void) {}

MyClass(){}

1 and 3

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JAVA Constructors and Methods
What will be the return type of a method that not returns any value?

void

None of these

int

double

void

None of these

int

double

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

10 50

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

50

Won't compile because of line (5), constructor can't be static

10 50

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

50

Won't compile because of line (5), constructor can't be static

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JAVA Constructors and Methods
What is the output for the below code ?class A{ public A(){ System.out.println("A"); } public A(int i){ this(); System.out.println(i); }}class B extends A{ public B(){ System.out.println("B"); } public B(int i){ this(); System.out.println(i+3); }}public class Test{ public static void main (String[] args){ new B(5); }}

A B 5

B 8 A 5

None of these

A B 8

A 5 B 8

A B 5

B 8 A 5

None of these

A B 8

A 5 B 8

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JAVA Constructors and Methods

JAVA Constructors and Methods class MyClass{int i;int j;public MyClass(int i, int j){this.i = i;this.j = j;}public void call(){System.out.print("One");}}public class Test{public static void main(String args[]){MyClass m = new MyClass(); //line 1m.call(); //line 2}}

JAVA Constructors and Methods public class MyClass{ }For the above class(MyClass) what is the correct way of declaring constructor?

JAVA Constructors and Methods What will be the return type of a method that not returns any value?

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

JAVA Constructors and Methods
class MyClass{int i;int j;public MyClass(int i, int j){this.i = i;this.j = j;}public void call(){System.out.print("One");}}public class Test{public static void main(String args[]){MyClass m = new MyClass(); //line 1m.call(); //line 2}}

JAVA Constructors and Methods
public class MyClass{ }For the above class(MyClass) what is the correct way of declaring constructor?

JAVA Constructors and Methods
What will be the return type of a method that not returns any value?

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