NPTEL Problem Solving Through Programming In C Assignment 7 Answers

NPTEL Problem solving through Programming In C Assignment 7 Answers 2021:- We do not claim 100% surety of answers, these answers are based on our sole knowledge, and by posting these answers we are just trying to help students, so we urge do your assignment on your own.

Q1. In C, the placement of elements of a two dimensional array is

(a) Row wise

(b) Column wise

(d) Bottom to top wise

Ans:- (a) Row wise

Q2. Array passed as an argument to a function is interpreted as

(a) Address of the array

(b) Value of the first element of the array

(d) Number of element of the array

Ans:- (b) Value of the first element of the array

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Q3. Applications of multidimensional array are?

(a) Matrix-Multiplication

b) Minimum Spanning Tree

(d) All of the mentioned

Ans:- For Answer Click Here

Q4. What will be the output?

#include <stdio.h>
int main()
{
char str1[] = "Week-7-Asignment"; char str2[] = {'W','e','e','k','-', '7','-','A','s','s','i','g','n','m','e','n','t'};
int nl = sizeof(str1)/sizeof(str1[0]);
int n2 = sizeof(str2)/sizeof(str2[0]);
printf("nl=%d, n2 =%d", nl, n2);
return 0;
}

a) n1 = 18, n2 = 17

b) n1 = 18, n2 = 18

c) n1 = 17, n2 = 17

d) n1 = 17, n2 = 18

Ans:- c) n1 = 17, n2 = 17

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Q5. What is the output of the following C code?

#include <stdio.h>
int main()
{
int ary[2][3];
ary[][]={{1, 2, 3}, {4, 5, 6}};
printf("%d\n", ary[1][0]);
return 0;
}

a) Compile time error

b) 4

c) 1

d) 2

Ans:- a) Compile time error

Q6. What will be the output?

#include<stdio.h>
#include<string.h>
int main()
{
char p[]="assignment";
char t;
int i,j;
for(i=0,j=strlen(p); i<j; i++)
 {
  t=p[i];
  p[i] = p[j-i];
  p[j-i] = t;
 }
printf("%s", p); 
return 0;
}

a) assignment

b) tnemngissa

c) nothing will be printed

d) tttttttttt

Ans:- c) nothing will be printed

Q7. What Will be the output?

#include <stdio.h> 
int main()
{
int a[2][3] = {1,2,3,4};
int i = 0, j  = 0; 
for(i=0; i < 2; i++)
for (j=2; j>=0; j--) 
printf("%d", a[i][j]);
return 0;
}

Ans:- 321004

Q8. What will be the output?

#include<stdio.h>
#include<string.h>
int main()
{
char str1[20] = "hello", str2[20] = "world";
printf("%s", strcpy(str2, strcat(str1, str2)));
return 0;
}

a) hello

b) world

c) world hello

d) hello world

Ans:- d) hello world

Q9. What will be the output?

#include<stdio.h>
int main()
{
int i;
char a[]="";
if(printf("%s",a))
printf("The string is empty");
else
printf("The string is not empty");
return 0;
}

a) The string is empty

b) The string is not empty

c) Error

d) None

Ans:- b) The string is not empty

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Q10. What is the output of the following C program?

#include <stdio.h>
#include <ctype.h>
int main()
{
int i = 0;
char c;
char str[] = "Programming Language";
while(str[i]!='';
  {
putchar (toupper(str[i]));
i++;
  }
return 0;
}

a) Programming

b) PROGRAMMING LANGUAGE

c) PROGRAMMING

d) Syntax error

Ans:- For Answer Click Here

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