Understanding Character Data Type and Character Literals Quiz

Test your knowledge on character data types and literals. Questions cover languages like C++, Java, Python, C#, and JavaScript.

Practice Learn Test

Which keyword is used to declare a character data type in C++?

int

char

float

string

In Java, what is the default value of a char variable?

null

What is the ASCII code for the lowercase letter 'a'?

Which of the following is a valid way to declare a character in C#?

char ch = 'A';

character ch = 'A';

ch = A;

char ch = "A";

Which character is used as an escape character in most programming languages?

In Java, how can you compare two char values for equality?

ch1 == ch2

ch1.equals(ch2)

ch1 = ch2

ch1.compareTo(ch2) == 0

What is the size of a char data type in C programming?

4 bytes

2 bytes

8 bytes

1 byte

Which escape sequence is used to represent a tab character in C#?

In JavaScript, what is the method used to convert a string to an array of characters?

split()

slice()

concat()

charAt()

#10

Which of the following is a valid character literal in C++?

'AB'

'A''B'

'A,B'

'A'

#11

What is the hexadecimal representation of the ASCII code for the digit '5'?

#12

In C#, which method is used to convert a character to its lowercase equivalent?

toLower()

toLowerCase()

lower()

convertToLower()

#13

In Python, how do you convert a character to its Unicode code point?

ord()

chr()

unicode()

codepoint()

#14

What is the purpose of the Unicode character encoding?

To represent characters using binary code

To display emojis in text

To compress text files

To encrypt character data

#15

What is the purpose of the 'chr()' function in Python?

Converts a string to a character

Returns the Unicode character for the specified code

Calculates the checksum of a string

Concatenates two strings

#16

In Python, what will the expression ord('A') - ord('a') evaluate to?

-32

#17

In Java, what will the expression 'char ch = 65; System.out.println(ch);' output?

Compilation error

Undefined behavior

#18