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String3

Authored by Abhishek Pandey

Computers

University

Used 3+ times

String3
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7 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which function is used to find the last occurrence of a substring in a string?

strstr()

strrstr()

strrchr()

strcmp

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which function returns a pointer to the first occurrence of the character in a string?

strchr()

strrchr()

strstr()

strfind()

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does the toupper() function do?

Converts a lowercase character to uppercase

Converts a string to uppercase

Converts an uppercase character to lowercase

Converts numbers to characters

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What will the strcmp("hello", "hello") function return?

1

2

0

-0

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which function can be used to check if a string contains a particular substring in C?

strcontains()

strindex()

strstr()

strfind()

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

tolower() function is declared in which header file?

ctype.h

stdlib.h

stdio.h

string.h

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

printf("%c", tolower('7'));

7

a

ASCII value of 7

Undefined behavior

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