C Strings Quiz

What is the correct way to declare a string in C?

• char str = 'Hello';

• char str[] = "Hello";

• string str = 'Hello';

• int str = 'Hello';

Which function is used to output a string in C?

• print()

• display()

• printf()

• printline()

Which function is used to compare two strings in C?

• compareStr()

• strcomp()

• strcmp()

• stringCompare()

How can you concatenate two strings in C?

• concat(string1, string2)

• strcat(string1, string2)

• strconcat(string1, string2)

• strjoin(string1, string2)

What is the significance of the strcmp() function in C?

• It is used to concatenate two strings in C.

• It is used to find the length of a string in C.

• It is used to convert a string to uppercase in C.

• It is used to compare two strings in C.

Describe the role of strcat() function in C string manipulation.

• The role of strcat() function in C string manipulation is to concatenate two strings.

• The role of strcat() function is to split strings.

• strcat() function reverses the order of strings.

• strcat() function compares two strings.

What is the return type of strlen() function in C?

• int

• char

• size_t

• void

what will be the output of the program?

#include <stdio.h>

#include<string .h>

void main()

{

char str1[20]="Hello",str2="world";

strcat(str1,str2);

puts(str1);

return 0;

}

• Hello

• world

• Helloworld

• none of the above

String is an array of characters with …….. character as the last element of array.

• Null

• Empty

• 0

• 1

What is the output of

#include <stdio.h>

int main()

{

    char str[8]="IncludeHelp";

    printf("%s",str);

    return 0;

}

• IncludeHelp

• IncludeH

• Error

• No Output