NPTEL » Programming In Java Jan 2023 NPTEL course

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Week 1 : Programming Assignment 1

Due on 2023-02-09, 23:59 IST

Complete the code segment to help Ragav , find the highest mark and average mark secured by him in "s" number of subjects.

Your last recorded submission was on 2023-01-20, 12:58 IST

Select the Language for this assignment.

File name for this program :

import java.util.Scanner;
public class Exercise1_5{
    public static void main(String[] args) {
     Scanner input = new Scanner(System.in);
         double mark_avg;
         int result;
         int i;
         int s;
      //define size of array
       s = input.nextInt();
     //The array is defined "arr" and inserted marks into it.
      int[] arr = new int[s];   
      for(i=0;i<arr.length;i++)
      {
    arr[i]=input.nextInt();
        }

//Initialize maximum element as first element of the array.  
   //Traverse array elements to get the current max.
   //Store the highest mark in the variable result.
   //Store average mark in avgMarks.
​
result=arr[0];
mark_avg=0;

for(i=0;i<arr.length;i++)
      {
  mark_avg+=arr[i];
  if( arr[i]> result)
  result = arr[i];
}
mark_avg/=s;
System.out.println(result);
System.out.print(mark_avg);

}
}

You may submit any number of times before the due date. The final submission will be considered for grading.

This assignment has Public Test cases. Please click on "Compile & Run" button to see the status of Public test cases. Assignment will be evaluated only after submitting using Submit button below. If you only save as or compile and run the Program , your assignment will not be graded and you will not see your score after the deadline.

Compilation : Passed
Public Test Cases: 1 / 1 Passed

Note: These tests may not be considered while scoring. Know more.

Public Test Cases	Input	Expected Output	Actual Output	Status
Test Case 1	5 20 50 60 40 70	70\n 48.0	70\n 48.0	Passed

Private Test cases used for Evaluation	Status
Test Case 1	Passed
Test Case 2	Passed

Week 1 : Programming Assignment 2

Due on 2023-02-09, 23:59 IST

Consider First n even numbers starting from zero(0).Complete the code segment to calculate sum of all the numbers divisible by 3 from 0 to n. Print the sum.

Example:

Input: n = 5

-------
0 2 4 6 8
Even number divisible by 3:0 6
sum:6

Your last recorded submission was on 2023-01-20, 12:58 IST

Select the Language for this assignment.

File name for this program :

import java.util.Scanner;
public class Exercise1_3 {
       public static void main(String[] args) {
       Scanner sc = new Scanner(System.in);
       int n=sc.nextInt();
      int sum=0;

//Use for or while loop do the operation.
int i=0;
for(i=0;i<=2*n;i=i+2) //i<2*n is correct because we are started counting from 0
      {
if(i%3==0)
    sum+=i;
}
System.out.print(sum);

}
}

You may submit any number of times before the due date. The final submission will be considered for grading.

Compilation : Passed
Public Test Cases: 1 / 1 Passed

Note: These tests may not be considered while scoring. Know more.

Public Test Cases	Input	Expected Output	Actual Output	Status
Test Case 1	1	0	0	Passed

Private Test cases used for Evaluation	Status
Test Case 1	Passed
Test Case 2	Passed

Week 1: Programming Assignment 3

Due on 2023-02-09, 23:59 IST

Complete the code segment to find the perimeter and area of a circle given a value of radius.

You should use Math.PI constant in your program. If radius is zero or less than zero then print " please enter non zero positive number ".

Your last recorded submission was on 2023-01-20, 12:59 IST

Select the Language for this assignment.

File name for this program :

import java.util.Scanner;  
public class Exercise1_1 {
       public static void main(String[] args) {
Scanner s = new Scanner(System.in); 
       double radius= s.nextDouble();
       double perimeter;
       double area;

//Calculate the perimeter 
  //Calculate the area
​
if(radius < 0)
  System.out.print(" please enter non zero positive number ");
else
{
  perimeter = 2*Math.PI*radius;
  area = Math.PI*radius*radius;
  
  System.out.println(perimeter);
  System.out.print(area);
}

}
}

You may submit any number of times before the due date. The final submission will be considered for grading.

Compilation : Passed
Public Test Cases: 1 / 1 Passed

Note: These tests may not be considered while scoring. Know more.

Public Test Cases	Input	Expected Output	Actual Output	Status
Test Case 1	2.5	15.707963267948966\n 19.634954084936208	15.707963267948966\n 19.634954084936208	Passed

Private Test cases used for Evaluation	Status
Test Case 1	Passed

Week 1 : Programming Assignment 4

Due on 2023-02-09, 23:59 IST

Complete the code segment to check whether the number is an Armstrong number or not.

Armstrong Number:

A positive number is called an Armstrong number if it is equal to the sum of cubes of its digits for example 153 = 13+53+33, 370, 371, 407, etc.

Your last recorded submission was on 2023-01-20, 13:00 IST

Select the Language for this assignment.

File name for this program :

import java.util.Scanner;
public class Exercise1_4 {
    public static void main(String[] args) {
       Scanner sc = new Scanner(System.in);
       int n=sc.nextInt();
           int result=0;

//Use while loop check the number is Armstrong or not.
//store the output(1 or 0) in result variable.
​
int sum=0;
int m=n;
int d;
while(m!=0)
{
  d=m%10;
  sum+=d*d*d;
  m/=10;
}
if(sum == n )
  result=1;
else
  result=0;
System.out.print(result);

}
}

You may submit any number of times before the due date. The final submission will be considered for grading.

Compilation : Passed
Public Test Cases: 1 / 1 Passed

Note: These tests may not be considered while scoring. Know more.

Public Test Cases	Input	Expected Output	Actual Output	Status
Test Case 1	203	0	0	Passed

Private Test cases used for Evaluation	Status
Test Case 1	Passed
Test Case 2	Passed

Week 1 : Programming Assignment 5

Due on 2023-02-09, 23:59 IST

Complete the code segment to find the largest among three numbers x,y, and z. You should use if-then-else construct in Java.

Your last recorded submission was on 2023-01-20, 13:01 IST

Select the Language for this assignment.

File name for this program :

import java.util.Scanner;  
public class Exercise1_2 {
       public static void main(String[] args) {
Scanner s = new Scanner(System.in); 
        int x = s.nextInt(); 
        int y = s.nextInt();
int z = s.nextInt();
int result = 0;

//Use if...else ladder to find the largest among 3 numbers and store the largest number in a variable called result.
if(x>y)
  if(x>z)
    result=x;
  else
    result=z;
else if(y>z)
    result=y;
  else
    result = z;

System.out.print(result);

}
}

You may submit any number of times before the due date. The final submission will be considered for grading.

Compilation : Passed
Public Test Cases: 1 / 1 Passed

Note: These tests may not be considered while scoring. Know more.

Public Test Cases	Input	Expected Output	Actual Output	Status
Test Case 1	-4 -2 -3	-2	-2	Passed

Private Test cases used for Evaluation	Status
Test Case 1	Passed
Test Case 2	Passed

---------------------------------------------------------------------------------------------------------------------------------------------

Week 2 : Programming Assignment 1

Due on 2023-02-09, 23:59 IST

Complete the code segment to call the method print() of class School first and then call print() method of class Student.

NOTE: Don't provide any INPUT in Sample Test Cases

Your last recorded submission was on 2023-02-09, 19:33 IST

Select the Language for this assignment.

File name for this program :

// This is the class named School
class School { 
    // This is a method in class School
    public void print() { 
        System.out.println("Hi! I class SCHOOL."); 
    } 
} 
// This is the class named Student
class Student { 
    // This is a method in class Student
    public void print() { 
        System.out.println("Hi! I am class STUDENT"); 
    } 
}
​
public class Question21{ 
    public static void main(String args[]){
​

// Create an object of class Student
// Call 'print()' method of class Student 
// Create an object of class School
// Call 'print()' method of class School
School sch = new School();
sch.print();
Student s = new Student();
s.print();

     } 
}
​

You may submit any number of times before the due date. The final submission will be considered for grading.

Compilation : Passed
Public Test Cases: 1 / 1 Passed

Note: These tests may not be considered while scoring. Know more.

Public Test Cases	Input	Expected Output	Actual Output	Status
Test Case 1	NA	Hi! I class SCHOOL.\n Hi! I am class STUDENT	Hi! I class SCHOOL.\n Hi! I am class STUDENT\n	Passed after ignoring Presentation Error

Private Test cases used for Evaluation	Status
Test Case 1	Passed

Week 2 : Programming Assignment 2

Due on 2023-02-09, 23:59 IST

Complete the code segment to call the method print() of class given class Printer to print the following.

--------------------------------

Hi! I am class SCHOOL

Hi! I class STUDENT.
--------------------------------

NOTE: Don't provide any INPUT in Sample Test Cases

Your last recorded submission was on 2023-02-09, 19:34 IST

Select the Language for this assignment.

File name for this program :

// This is the class named Printer
class Printer { 
    // This are the methods in class Printer
    public void print() { 
        System.out.println("Hi! I class SCHOOL."); 
    } 
    public void print(String s) { 
        System.out.println(s); 
    } 
} 
​
public class Question22{ 
    public static void main(String[] args) {    
​

// Create an object of class Printer
Printer p = new Printer();
// Call 'print()' methods for desired output
p.print();
p.print("Hi! I am class STUDENT");

}
}

You may submit any number of times before the due date. The final submission will be considered for grading.

Compilation : Passed
Public Test Cases: 1 / 1 Passed

Note: These tests may not be considered while scoring. Know more.

Public Test Cases	Input	Expected Output	Actual Output	Status
Test Case 1	NA	Hi! I class SCHOOL.\n Hi! I am class STUDENT	Hi! I class SCHOOL.\n Hi! I am class STUDENT\n	Passed after ignoring Presentation Error

Private Test cases used for Evaluation	Status
Test Case 1	Passed

Week 2 : Programming Assignment 3

Due on 2023-02-09, 23:59 IST

Complete the code segment to call print() method of class Question by creating a method named ‘student()’.

Select the Language for this assignment.

File name for this program :

// This is the main class Question
public class Question23{ 
    public static void main(String[] args) { 
        // Object of the main class is created
        Question23 q = new Question23();
        // Print method on object of Question class is called
        q.student();
    }
    
    // 'print()' method is defined in class Question
    void print(Question23 object){
        System.out.print("Well Done!");
    }
​

// Define a method named 'student()' in class Question
void student(){
// Call the method named 'print()' in class Question
  print(this);
}

}

You may submit any number of times before the due date. The final submission will be considered for grading.

Compilation : Passed
Public Test Cases: 1 / 1 Passed

Note: These tests may not be considered while scoring. Know more.

Public Test Cases	Input	Expected Output	Actual Output	Status
Test Case 1	NA	Well Done!	Well Done!	Passed

Private Test cases used for Evaluation	Status
Test Case 1	Passed

Week 2 : Programming Assignment 4

Due on 2023-02-09, 23:59 IST

Complete the code segment to call default constructor first and then any other constructor in the class.

Select the Language for this assignment.

File name for this program :

// This is the main class Question
public class Question214{
    public static void main(String[] args){
        Answer a = new Answer(10,"MCQ");
    }
}

class Answer{
    Answer(){
        System.out.println("You got nothing.");
    }
    Answer(int marks, String type){
        this();
        System.out.print("You got "+marks+" for an "+ type);
    }
}

You may submit any number of times before the due date. The final submission will be considered for grading.

Compilation : Passed
Public Test Cases: 1 / 1 Passed

Note: These tests may not be considered while scoring. Know more.

Public Test Cases	Input	Expected Output	Actual Output	Status
Test Case 1	NA	You got nothing.\n You got 10 for an MCQ	You got nothing.\n You got 10 for an MCQ	Passed

Private Test cases used for Evaluation	Status
Test Case 1	Passed

Week 2 : Programming Assignment 5

Due on 2023-02-09, 23:59 IST

Complete the code segment to debug / complete the program which is intended to print 'NPTEL JAVA'.

Select the Language for this assignment.

File name for this program :

public class Question215{ 
    public static void main(String[] args) { 
​
  //Declare variable with name 'nptel', 'space' and 'java' and proper datatype
    String nptel, space, java;
​
  //Initialize the variables with proper input
    nptel = "NPTEL";
    space = " ";
    java = "JAVA";
​
​

// Print as per requirement
System.out.print( nptel + space + java + space + nptel);

}
}

You may submit any number of times before the due date. The final submission will be considered for grading.

Compilation : Passed
Public Test Cases: 1 / 1 Passed

Note: These tests may not be considered while scoring. Know more.

Public Test Cases	Input	Expected Output	Actual Output	Status
Test Case 1	NA	NPTEL JAVA NPTEL	NPTEL JAVA NPTEL	Passed

Private Test cases used for Evaluation	Status
Test Case 1	Passed

--------------------------------------------------------------------------------------------------------------------------------------

Week 3 : Programming Assignment 1

Due on 2023-02-16, 23:59 IST

Define a class Point with two fields x and y each of type double. Also, define a method distance(Point p1, Point p2) to calculate the distance between points p1 and p2 and return the value in double.

Complete the code segment given below. Use Math.sqrt( ) to calculate the square root.

Your last recorded submission was on 2023-02-08, 14:56 IST

Select the Language for this assignment.

File name for this program :

import java.util.Scanner;
​
public class Circle extends Point{
    
public static void main(String[] args) {
​
     Scanner sc = new Scanner(System.in);
     Point p1=new Point();
     p1.x=sc.nextDouble();
     p1.y=sc.nextDouble();
     Point p2=new Point();
     p2.x=sc.nextDouble();
     p2.y=sc.nextDouble(); 
     Circle c1=new Circle();
    c1.distance(p1,p2);
    
  }
​
}
​

//Complete the code segment to define a class Point with parameter x,y and method distance()for calculating distance between two points.
//Note: Pass objectsof type class Point as argument in distance() method. 
class Point{
  double x,y;
  public double distance(Point p1, Point p2){
    System.out.print(Math.sqrt((p1.x-p2.x) * (p1.x-p2.x)  + (p1.y-p2.y) * (p1.y-p2.y)));
    return(Math.sqrt((p1.x-p2.x) * (p1.x-p2.x)  + (p1.y-p2.y) * (p1.y-p2.y)));
  }
}

You may submit any number of times before the due date. The final submission will be considered for grading.

Compilation : Passed
Public Test Cases: 1 / 1 Passed

Note: These tests may not be considered while scoring. Know more.

Public Test Cases	Input	Expected Output	Actual Output	Status
Test Case 1	2.0 3.0 1.0 2.0	1.4142135623730951	1.4142135623730951	Passed

Private Test cases used for Evaluation	Status
Test Case 1	Passed

Week 3 : Programming Assignment 2

Due on 2023-02-16, 23:59 IST

This program to exercise the call of static and non-static methods. A partial code is given defining two methods, namely sum( ) and multiply ( ). You have to call these methods to find the sum and product of two numbers. Complete the code segment as instructed.

Your last recorded submission was on 2023-02-08, 15:03 IST

Select the Language for this assignment.

File name for this program :

import java.util.Scanner;
class QuestionScope {
int sum(int a, int b){ //non-static method
        return a + b;
    }
static int multiply(int a, int b){ //static method
        return a * b;
    }
}
public class Exercise3_4{
public static void main( String[] args ) {
        Scanner sc = new Scanner(System.in);
        int n1=sc.nextInt();
        int n2=sc.nextInt();
​

//Called the method sum() to find the sum of two numbers.
//Called the method multiply() to find the product of two numbers.
QuestionScope qs = new QuestionScope();
System.out.println(qs.sum(n1,n2));
System.out.print(QuestionScope.multiply(n1,n2));

}
}

You may submit any number of times before the due date. The final submission will be considered for grading.

Compilation : Passed
Public Test Cases: 1 / 1 Passed

Note: These tests may not be considered while scoring. Know more.

Public Test Cases	Input	Expected Output	Actual Output	Status
Test Case 1	3 5	8\n 15	8\n 15	Passed

Private Test cases used for Evaluation	Status
Test Case 1	Passed

Week 3 : Programming Assignment 3

Due on 2023-02-16, 23:59 IST

Complete the code segment to swap two numbers using call by object reference.

Select the Language for this assignment.

File name for this program :

import java.util.Scanner;
class Question {  //Define a class Question with two elements e1 and e2.
  Scanner sc = new Scanner(System.in);
int e1 = sc.nextInt();  //Read e1
int e2 = sc.nextInt();  //Read e2
}
public class Exercise{

// Define static method swap()to swap the values of e1 and e2 of class Question.
public static void swap(Question t)
{
  int temp = t.e1;
  t.e1 = t.e2;
  t.e2 = temp;
}

public static void main(String[] args) {
//Create an object of class Question
    Question t = new Question ();
  //Call the method swap()
swap(t);
​
System.out.println(t.e1+" "+t.e2);    
  }
​
}   
​

You may submit any number of times before the due date. The final submission will be considered for grading.

Compilation : Passed
Public Test Cases: 1 / 1 Passed

Note: These tests may not be considered while scoring. Know more.

Public Test Cases	Input	Expected Output	Actual Output	Status
Test Case 1	15 20	20 15	20 15\n	Passed after ignoring Presentation Error

Private Test cases used for Evaluation	Status
Test Case 1	Passed

Week 3 : Programming Assignment 4

Due on 2023-02-16, 23:59 IST

This program is related to the generation of Fibonacci numbers.>

For example: 0,1, 1,2, 3,5, 8, 13,… is a Fibonacci sequence where 13 is the 8th Fibonacci number.

A partial code is given and you have to complete the code as per the instruction given .

Select the Language for this assignment.

File name for this program :

import java.util.Scanner; //This package for reading input
public class Fibonacci { 
​
public static void main(String args[]) { 
     Scanner sc = new Scanner(System.in);
    int n=sc.nextInt(); //Read an integer
System.out.println(fib(n)); //Generate and print the n-th Fibonacci                
                                     //number
    } 
static int fib(int n) {

//complete the code segment to find the nth Fibonacci number in the Fibonacci sequence and return the value. Write the function recursively.
if (n==1)      //Terminal condition
            return 0;
        else if(n==2)
            return 1;           
return fib(n - 1) + fib(n - 2); //Recursive call of function 

}
}
​

You may submit any number of times before the due date. The final submission will be considered for grading.

Compilation : Passed
Public Test Cases: 2 / 2 Passed

Note: These tests may not be considered while scoring. Know more.

Public Test Cases	Input	Expected Output	Actual Output	Status
Test Case 1	1	0	0\n	Passed after ignoring Presentation Error
Test Case 2	3	1	1\n	Passed after ignoring Presentation Error

Private Test cases used for Evaluation	Status
Test Case 1	Passed
Test Case 2	Passed

Week 3 : Programming Assignment 5

Due on 2023-02-16, 23:59 IST

A class Shape is defined with two overloading constructors in it. Another class Test1 is partially defined which inherits the class Shape. The class Test1 should include two overloading constructors as appropriate for some object instantiation shown in main() method. You should define the constructors using the super class constructors. Also, override the method calculate( ) in Test1 to calculate the volume of a Shape.

Select the Language for this assignment.

File name for this program :

import java.util.Scanner;
class Shape{
double length, breadth;
Shape(double l, double b){ //Constructor to initialize a Shape object  
length = l;
breadth= b;
}
Shape(double len){    //Constructor to initialize another Shape object  
length = breadth = len;
}
double calculate(){// To calculate the area of a shape object
return length * breadth ;
}
}
public class Test1 extends Shape{    
​

//Create a derived class constructor which can call the one parametrized constructor of the base class
//Create a derived class constructor which can call the two parametrized constructor of the base class
//Override the method calculate() in the derived class to find the volume of a shape instead of finding the area of a shape
//Template code:
    double height;
    Test1(double length,double h) {
//base class constructor with one parameter is called
        super(length);
        height=h;
    }
    
    Test1(double length,double breadth,double h) {
//base class constructor having two argument is called
        super(length,breadth);
        height=h;
    }

    double calculate()  {
        return length*breadth*height;
    }

public static void main(String args[]){
    Scanner sc = new Scanner(System.in);//Create an object to read                                                               
                                          //input
    double l=sc.nextDouble(); //Read length
    double b=sc.nextDouble(); //Read breadth    
    double h=sc.nextDouble(); //Read height
    Test1 myshape1 = new Test1(l,h);
    Test1 myshape2 = new Test1(l,b,h);
    double volume1;
    double volume2;
    volume1 = myshape1.calculate();
    volume2=myshape2.calculate();
    System.out.println(volume1);
    System.out.println(volume2);
    }
}
​

You may submit any number of times before the due date. The final submission will be considered for grading.

Compilation : Passed
Public Test Cases: 1 / 1 Passed

Note: These tests may not be considered while scoring. Know more.

Public Test Cases	Input	Expected Output	Actual Output	Status
Test Case 1	2.0 3.0 4.0	16.0\n 24.0	16.0\n 24.0\n	Passed after ignoring Presentation Error

Private Test cases used for Evaluation	Status
Test Case 1	Passed

---------------------------------------------------------------------------------------------------------------

Week 4 : Programming Assignment 1

Due on 2023-02-23, 23:59 IST

Complete the code segment to execute the following program successfully. You should import the correct package(s) and/or class(s) to complete the code.

Your last recorded submission was on 2023-02-15, 15:38 IST

Select the Language for this assignment.

File name for this program :

// Import the required package(s) and/or class(es)
import java.util.*;
import static java.lang.System.out;

// main class Question is created
public class Question41{
  public static void main(String[] args) {
    // Scanner object is created
    Scanner scanner = new Scanner(System.in);
     // Read String input using scanner class
    String courseName = scanner.nextLine(); 
     // Print the scanned String
    out.println("Course: " + courseName); 
​
    LinkedList<String> cars = new LinkedList<String>();
    cars.add("Volvo");
    cars.add("BMW");
    cars.add("Ford");
    cars.add("Mazda");
    System.out.println(cars);
  }
}
​

You may submit any number of times before the due date. The final submission will be considered for grading.

Compilation : Passed
Public Test Cases: 1 / 1 Passed

Note: These tests may not be considered while scoring. Know more.

Public Test Cases	Input	Expected Output	Actual Output	Status
Test Case 1	NPTEL JAVA	Course: NPTEL JAVA\n [Volvo, BMW, Ford, Mazda]	Course: NPTEL JAVA\n [Volvo, BMW, Ford, Mazda]\n	Passed after ignoring Presentation Error

Private Test cases used for Evaluation	Status
Test Case 1	Passed

Week 4 : Programming Assignment 2

Due on 2023-02-23, 23:59 IST

Complete the code segment to print the current year. Your code should compile successfully.

Note: In this program, you are not allowed to use any import statement. Use should use predefined class Calendar defined in java.util package.

Your last recorded submission was on 2023-02-15, 16:12 IST

Select the Language for this assignment.

File name for this program :

// The following is the declaration of the main class named Question42
public class Question42 { 
    public static void main(String args[]){
        int year; // integer type variable to store year

// Create an object of Calendar class.
// Use getInstance() method to initialize the Calendar object.
// Initialize the int variable year with the current year
java.util.Calendar cal = java.util.Calendar.getInstance();
year = cal.get(java.util.Calendar.YEAR);

        // Print the current Year
        System.out.println("Current Year: "+year);

  }  
}

You may submit any number of times before the due date. The final submission will be considered for grading.

Compilation : Passed
Public Test Cases: 1 / 1 Passed

Note: These tests may not be considered while scoring. Know more.

Public Test Cases	Input	Expected Output	Actual Output	Status
Test Case 1	NA	Current Year: 2023	Current Year: 2023\n	Passed after ignoring Presentation Error

Private Test cases used for Evaluation	Status
Test Case 1	Passed

Week 4 : Programming Assignment 3

Due on 2023-02-23, 23:59 IST

The program in this assignment is attempted to print the following output:

-----------------OUTPUT-------------------

This is small
This is medium
This is large

This is extra-large

-------------------------------------------------

However, the code is intentionally injected with some bugs. Debug the code to execute the program successfully.

Your last recorded submission was on 2023-02-15, 19:37 IST

Select the Language for this assignment.

File name for this program :

interface ExtraLarge{
    static String extra = "This is extra-large";
    void display();
}

class Large {
    public void Print() {
        System.out.println("This is large");
    }
}

class Medium extends Large {
    public void Print() {
        System.out.println("This is medium");
                    super.Print();
    }
}
class Small extends Medium {
    public void Print() {
        System.out.println("This is small");
              super.Print();
    }
}

class Question43 implements ExtraLarge{
    public static void main(String[] args) {
        Small s = new Small();
        s.Print();
        Question43 q = new Question43();
        q.display();
    }
    public void display(){
        System.out.println(extra);
    }
} 

You may submit any number of times before the due date. The final submission will be considered for grading.

Compilation : Passed
Public Test Cases: 1 / 1 Passed

Note: These tests may not be considered while scoring. Know more.

Public Test Cases	Input	Expected Output	Actual Output	Status
Test Case 1	NA	This is small\n This is medium\n This is large\n This is extra-large	This is small\n This is medium\n This is large\n This is extra-large\n	Passed after ignoring Presentation Error

Private Test cases used for Evaluation	Status
Test Case 1	Passed

Week 4 : Programming Assignment 4

Due on 2023-02-23, 23:59 IST

Complete the code segment to call the default method in the interface Second then First.

Your last recorded submission was on 2023-02-15, 16:35 IST

Select the Language for this assignment.

File name for this program :

interface First{ 
    // default method 
    default void show(){ 
        System.out.println("Default method implementation of First interface."); 
    } 
} 
  
interface Second{ 
    // Default method 
    default void show(){ 
        System.out.println("Default method implementation of Second interface."); 
    } 
} 
  
// Implementation class code 
class Question44 implements First, Second{ 
    // Overriding default show method 
    public void show(){
​

// Call show() of Second interface.
// Call show() of First interface.
Second.super.show();
First.super.show();

   } 
  
    public static void main(String args[]){ 
        Question44 q = new Question44(); 
        q.show(); 
    } 
}
​

You may submit any number of times before the due date. The final submission will be considered for grading.

Compilation : Passed
Public Test Cases: 1 / 1 Passed

Note: These tests may not be considered while scoring. Know more.

Public Test Cases	Input	Expected Output	Actual Output	Status
Test Case 1	NA	Default method implementation of Second interface.\n Default method implementation of First interface.	Default method implementation of Second interface.\n Default method implementation of First interface.\n	Passed after ignoring Presentation Error

Public Test Cases

Input

Expected Output

Actual Output

Status

Test Case 1

NA

Default method implementation of Second interface.\n
Default method implementation of First interface.

Default method implementation of Second interface.\n
Default method implementation of First interface.\n

Passed after ignoring Presentation Error

Private Test cases used for Evaluation	Status
Test Case 1	Passed

Week 4 : Programming Assignment 5

Due on 2023-02-23, 23:59 IST

Modify the code segment to print the following output.

-----------------OUTPUT-------------------

Circle: This is Shape1

Circle: This is Shape2

-------------------------------------------------

Your last recorded submission was on 2023-02-15, 17:00 IST

Select the Language for this assignment.

File name for this program :

// Interface ShapeX is created
interface ShapeX {
 public String base = "This is Shape1";
 public void display1();
}

// Interface ShapeY is created which extends ShapeX
interface ShapeY extends ShapeX {
 public String base = "This is Shape2";
 public void display2();
}

// Class ShapeG is created which implements ShapeY
class ShapeG implements ShapeY {
 public String base = "This is Shape3";
 //Overriding method in ShapeX interface
 public void display1() {
  System.out.println("Circle: " + ShapeX.base);
 }
 // Override method in ShapeY interface
  public void display2(){
  System.out.println("Circle: " + ShapeY.base);
}
}

// Main class Question 
public class Question45{
 public static void main(String[] args) {
  //Object of class shapeG is created and display methods are called.
  ShapeG circle = new ShapeG();
  circle.display2();
  circle.display1();
  
 }
}

You may submit any number of times before the due date. The final submission will be considered for grading.

Compilation : Passed
Public Test Cases: 1 / 1 Passed

Note: These tests may not be considered while scoring. Know more.

Public Test Cases	Input	Expected Output	Actual Output	Status
Test Case 1	NA	Circle: This is Shape2\n Circle: This is Shape1	Circle: This is Shape2\n Circle: This is Shape1\n	Passed after ignoring Presentation Error

Private Test cases used for Evaluation	Status
Test Case 1	Passed

---------

4 comments:

Ravi RajFebruary 6, 2023 at 9:59 PM
Week 2 : Programming Assignment 1 and Week 2 : Programming Assignment 2 are Wrong
betturkey girişFebruary 13, 2023 at 8:08 AM
This comment has been removed by a blog administrator.
AnonymousFebruary 27, 2023 at 8:23 PM
week 5 assignment answers sir

Keep your comments reader friendly. Be civil and respectful. No self-promotion or spam. Stick to the topic. Questions welcome.

Swayam Solver

NPTEL Programming In Java Programming Assignment Jan-2023 Swayam

Week 1 : Programming Assignment 1

Week 1 : Programming Assignment 2

Week 1: Programming Assignment 3

Week 1 : Programming Assignment 4

Week 1 : Programming Assignment 5

Week 2 : Programming Assignment 1

Week 2 : Programming Assignment 2

Week 2 : Programming Assignment 3

Week 2 : Programming Assignment 4

Week 2 : Programming Assignment 5

Week 3 : Programming Assignment 1

Week 3 : Programming Assignment 2

Week 3 : Programming Assignment 3

Week 3 : Programming Assignment 4

Week 3 : Programming Assignment 5

Week 4 : Programming Assignment 1

Week 4 : Programming Assignment 2

Week 4 : Programming Assignment 3

Week 4 : Programming Assignment 4

Week 4 : Programming Assignment 5

4 comments: