String in C Language

⛪ Programming Language > C Programming Language

Assess your understanding of strings in C programming with these multiple choice questions. Learn about the different operations and methods for manipulating strings in C and become a proficient C programmer. Take the quiz now!

Q 1: If the two strings are identical, then strcmp() function returns

A 1
B 0
C -1
D true

Q 2: The library function used to find the last occurrence of a character in a string is

A laststr()
B strstr()
C strnstr()
D strrchr()

Q 3: Which of the following function is used to find the first occurrence of a given string in another string?

A strchr()
B strrchr()
C strstr()
D strnset()

Q 4: What will be the output of the program ?


#include<stdio.h>
#include<string.h>
void main()
{
    char str1[20] = "Hello", str2[20] = " World";
    printf("%sn", strcpy(str2, strcat(str1, str2)));
}

A Hello World
B World
C WorldHello
D Hello

Q 5: What will be the output of the program?


#include<stdio.h>
void main()
{
    printf(5+"Good Morningn");
}

A Good Morning
B M
C Good
D Morningn

Q 6: What will be the output of the program ?


#include<stdio.h>
#include<string.h>
void main()
{
    char str[] = "Exam\0atnyla";
    printf("%s", str);
}

A Exam
B Exam atnyla
C Exam\0atnyla
D atnyla

Q 7: What is the return value of the following statement if it is placed in C program? strcmp("ABC", "ABC");

A 33
B -1
C 1
D 0

Q 8: What will be the correct output of the following program?


#include<string.h>
void main()
{
   char str[] = "C EXAMINATION", rev[17];
   int i = strlen(str), j=0;
   for( ; i>=0; rev[j++] = str[i--]);
   rev[j] = '*';
   puts(rev);
}

A NOITANIMAXE C
B NOITANIMAXE
C C
D No output at all.

Q 9: String concatenation means -

A Combining two strings.
B Extracting a substring out of a string.
C Partitioning the string into two strings.
D Merging two strings.