NPTEL Problem Solving Through Programming In C Week 3 Assignment Answers 2023

My fellow learners, do you search for assistance in unraveling the mysteries of problem-solving through programming in C in your NPTEL week 3 assignment?

Fear not, for in this composition, we offer this article, a spark of insight in the form of hints to the solutions to your quest in programming in C for problem resolution.

NPTEL Problem Solving Through Programming In C Week 3 Assignment Answers

Q1. What should be the value of ‘b’ such that the output of the program will be 20?

int main()
{ int a = 5, b = 2; 

printf("%d\n",a<<b); 
return 0;
}

Answer: b. 2

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Q2. Find the output of the following C code

#include <stdio.h> 
int main()
{
int x=1;
if ((3>5) || (2!=3))
  printf("IITKGP\n"); 
else if (x&=0) 
  printf("IITD\n"); 
else 
  printf("IITM\n");
return 0;
}

Answer: a. IITKGP

Q3. What will be the output of the following program?

#include<stdio.h> 
int main()
{
int i;
if(i=0,2,3) 
  printf("NPTEL "); 
  else 
    printf("Programming on C "); 
printf("%d\n", i);
}

Answer: b. NPTEL 0

Q4. Find the output of the following C code

#include<stdio.h> 
int main()
{ 
int a=10, b=3, c=2, d=4, result; 
 result=a+a*-b/c%d+c*d;
  printf("%d",result);
return 0; 
}

Answer: c. 15

Q5. Which of the following statement is correct?

Answer: a. Operator precedence determines which operator is performed first in an expression with more than one operator with different precedence. Associativity is used when two operators of same precedence appear in an expression

Q6. What is the output of the C program given below?

#include <stdio.h> 
int main()
{
int x = 0; 
if (x++) 
printf("true\n"); 
else if (x = 1) 
printf("false\n"); 
return 0;
}

Answer: b. false

Q7. What is the output of the following program?

#include<stdio.h> 
int main()
{
int a=10, b=3, c;
float d;
c=a%b;
d=a/b; 
printf("Value of c and d are %d and %f respectively", c, d); 
    return 0;
}

Answer: d. Value of c and d are 1 and 3.000000 respectively

Q8. What will be the output?

#include <stdio.h> 
int main()
{ 
int a = 100, b = 200, c = 300; 
if (c>b>a) 
 printf("TRUE");
else
 printf("FALSE");
 return 0;
}

Answer: b. FALSE

Q9. What will be the output?

#include <stdio.h> 
int main()
{ 
int x;
x=9<5+3 && 7; 
printf("%d",x); 
return 0;
}

Answer: a. 0

Q10. The precedence of arithmetic operators is (from highest to lowest)

Answer: a) %, *, /, +, –

Problem-Solving Through Programming In C Week 3 Programming Assignment Answers

Q1.

area = 3.14 * radius * radius;
  printf("Area of a circle = %0.2f\n",area);
}

Q2.

if(number<0.0)
     printf("Negative number.");
   else if(number==0.0)
     printf("The number is 0.");
   else
     printf("Positive number.");
     return 0;
}

Q3.

 if (number%2==0)
    printf("%d is even.", number);
  else
    printf("%d is odd.", number);
    return 0;
  }

Q4.

if (n1>n2 && n1>n3)
    printf("%d is the largest number.", n1);
  else if(n2>n1 && n2>n3)
     printf("%d is the largest number.", n2);
  else
     printf("%d is the largest number.", n3);
    return 0;
  }

Disclaimer: Let these responses serve as mere guides for the student’s enlightenment. No assurance of absolute accuracy can be guaranteed, for this platform does not purport to possess infallibility. Thus, it is imperative that diligent scholar undertake their own efforts in completing their academic obligations.

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