NPTEL (14 Sep - 04 Dec ) | Week 1 : Program 1and Program 2 Programming in JAVA Solutions 2020.

 

        Programming in JAVA.       

Java Week 1: Q1

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 ".

PROGRAM:

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);
    
}

Java Week 1: Q2

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

PROGRAM:

if(x>y && x>z)
  
{
  System.out.print(x);
}
else if(y>x && y>z)
  
{
  System.out.print(y);
}
else
{
  System.out.print(z);
}

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