Arrays and Strings MCQs

Question 1

What character is used to terminate a C string?

Accepted Answer

Answer

n

Answer

;

Answer

:

Question 2

Which data type is used to represent a single character in C?

Accepted Answer

char

Answer

string

Answer

character

Answer

chr

Question 3

How can you initialize an array in C at the time of declaration?

Accepted Answer

Providing a list of values

Answer

Using the init keyword

Answer

Using the initialize function

Answer

Using a loop

Question 4

What is the output of printf("%d", sizeof("Hello")); in C?

Accepted Answer

6

Answer

8

Answer

4

Answer

2

Question 5

Which function is used to concatenate two strings in C?

Accepted Answer

strcat

Answer

strconcat

Answer

stradd

Answer

concatstr

Question 6

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

Accepted Answer

char str[10] = "Hello";

Answer

char str = "Hello";

Answer

string str = "Hello";

Answer

str = "Hello";

Question 7

What is the term for a character array that is used to store text in C?

Accepted Answer

string

Answer

char array

Answer

text array

Answer

char sequence

Question 8

How can you find the length of an array in C?

Accepted Answer

Use the sizeof operator

Answer

Use the length property

Answer

Use the size property

Answer

Use the lengthof function

Question 9

What is the result of the expression sizeof(int) in C?

Accepted Answer

4

Answer

2

Answer

8

Answer

16