Programming In Java Week 2: Programming Assignments Jan-Jun 2022

NPTEL PROGRAMMING ASSIGNMENTS

Programming In Java

Week 2 : Programming Assignment 1

Due Date of Submission 2022-02-10, 23:59 IST

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

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

// 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[]){

​

--Solution-- 

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

Week 2 : Programming Assignment 2

Due Date of Submission 2022-02-10, 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 STUDENT

Hi! I class SCHOOL.
--------------------------------

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

// 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) {

--Solution-- 

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

Week 2 : Programming Assignment 3

Due Date of Submission 2022-02-10, 23:59 IST

Complete the code segment to call 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!");
}

--Solution-- 

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

Week 2 : Programming Assignment 4

Due Date of Submission 2022-02-10, 23:59 IST

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");
}
}

--Solution-- 

  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

Due Date of Submission 2022-02-10, 23:59 IST

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) { 

--Solution-- 

  //Declare variable with name 'nptel', 'space' and 'java' and proper datatype. //Initialize the variables with proper input String nptel="NPTEL"; String space=" "; String java="JAVA";