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Zoho Strings Quiz 1

Question 1

Time: 00:00:00

What is the output of the C Program with Strings.?

int main()

{

    char str[]={'p','r','e','p'};

    printf("%s",str);

    return 0;

}

prep

0(zero)

None of the above

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Notice that you have not added the last character \0 in the char array. So it is not a string. It can not know the end of the string. So it may print a string with some garbage values at the end.

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Question 2

Time: 00:00:00

What is String in C language?

The string is a new Data Type in C

The string is an array of Characters with null character as the last element of array.

The string is an array of Characters with null character as the first element of array

The string is an array of Integers with 0 as the last element of the array.

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The string is an array of Characters with null character as the last element of array.

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Question 3

Time: 00:00:00

A C string elements are always stored in?

Random memory locations

Alternate memory locations

Sequential memory locations

None of the above

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Sequential memory locations

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Question 4

Time: 00:00:00

Is there any function declared as strstr()?

True

False

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strstr() is a predefined function used for string handling. string.h is the header file required for string functions.

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Question 5

Time: 00:00:00

If the two strings are identical, then strcmp() function returns?

-1

Zero (0)

Yes

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The strcmp return an int value that is if s1 < s2 returns a value < 0 if s1 == s2 returns 0 if s1 > s2 returns a value > 0

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Question 6

Time: 00:00:00

Which of the given function is used to return a pointer to the located character?

strrchr()

strxfrm()

memchar()

strchar()

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The strchr() function is used to return a pointer to the located character if character does not occur then a null pointer is returned.

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Question 7

Time: 00:00:00

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

strchr()

strrchr()

strnset()

strstr()

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The function strstr() Finds the first occurrence of a substring in another string

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Question 8

Time: 00:00:00

The library function used to find the last occurrence of a character in a string is?

strrchr()

strnstr()

strstr()

None of the Above

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Declaration: char *strrchr(const char *s, int c); It scans a string s in the reverse direction, looking for a specific character c.

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Question 9

Time: 00:00:00

What would be the output of the following C programs ?                                                               

#include

#include

void main()

{

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

    printf("%s\n", strcpy(str2, strcat(str1, str2)));

}

Hello

Hello World

Run Time Error

Compilation Error

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Hello World

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Question 10

Time: 00:00:00

 What is the prototype of strcoll() function?

int strcoll(const char *s1,const char *s2)

int strcoll(const char *s1)

int strcoll(const *s1,const *s2)

int strcoll(const *s1)

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The prototype of strcoll() function is int strcoll(const char *s1,const char *s2).

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