Programming in Java | NPTEL 2022 | Week 2 Assignments Solutions

This article will help you with the solutions of the Programming in Java NPTEL 2022 Week 2 Assignment.

Programming in Java NPTEL Week 2 Programming Assignment 1 Solutions

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

// 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

      Student stu_Obj = new Student();

   // Call 'print()' method of class Student 

      stu_Obj.print();

   // Create an object of class School
 
      School sch_Obj = new School();

   // Call 'print()' method of class School
      sch_Obj.print();

  }

}

Week 2: Programming Assignment 2 Solution

Complete the code segment to call the method  print() of class given class Printer to print the following.
——————————–
Hi! I am class STUDENT
Hi! I class SCHOOL.
——————————–

// 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 prt = new Printer();

    // Call 'print()' methods for desired output
       prt.print("Hi! I am class STUDENT");
       prt.print();

   }

}

Week 2: Programming Assignment 3 Solution

Complete the code segment tocall print() method of class Question by creating a method named ‘studentMethod()’.

// 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.studentMethod();
    }
	
	// 'print()' method is defined in class Question
	void print(Question23 object){
		System.out.print("Well Done!");
	}

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

}

Week 2: Programming Assignment 4 Solution

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

// 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);
	}
}

Week 2: Programming Assignment 5 Solution

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

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";

     System.out.print(nptel+space+java);
   }
}

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