
Basic C Programming - String operator

Quiz
•
Education
•
12th Grade
•
Hard
Hafizul Hasmie
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the correct way to declare a string in C?
char str[] = "Hello, World!";
string str = 'Hello, World!';
char str = 'Hello, World!';
int str = 'Hello, World!';
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you represent a string literal in C?
Hey, Universe!
Goodbye, Earth!
"Hello, World!"
Hello, Mars!
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the null character in C strings?
\NULL
\x00
\0
\n
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you access individual characters in a C string?
By using array notation with the index of the character.
By converting the string to an integer
By using a pointer to the character
By calling a built-in function
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the difference between char array and string in C?
A char array can only store single characters, while a string can store multiple characters
A char array is mutable, while a string is immutable
A char array is a data type in C, while a string is not
In C, a char array is a collection of characters stored in contiguous memory locations, while a string is a sequence of characters stored as a null-terminated array of characters.
6.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Explain the concept of null-terminated strings in C.
Null-terminated strings in C are character arrays that end with a null character '\0', which signifies the end of the string.
Null-terminated strings in C are character arrays that end with a null character '\0', which signifies the end of the string.
Null-terminated strings in C are character arrays that end with a null character '\t', which signifies the end of the string.
Null-terminated strings in C are character arrays that end with a null character '\n', which signifies the end of the string.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you concatenate two strings in C?
strconcat(string1, string2)
string1 + string2
concat(string1, string2)
strcat(string1, string2)
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