Hexadecimals

Question 1

What is the base of the hexadecimal number system?

Answer 1

16

Question 2

True or False: The hexadecimal system uses the digits 0-9 and the letters A-F.

Answer 2

True

Question 3

What is the hexadecimal equivalent of the decimal number 10?

Answer 3

A

Question 4

Fill in the blank: The hexadecimal number system is often used in _______ to represent memory addresses.

Answer 4

computing

Question 5

What is the hexadecimal value for the decimal number 255?

Answer 5

FF

Question 6

Which of the following is a valid hexadecimal number? A) 1G B) 1F C) 1H

Answer 6

B) 1F

Question 7

Convert the hexadecimal number 2A to decimal.

Answer 7

42

Question 8

True or False: In hexadecimal, the letter ‘B’ represents the decimal value 11.

Answer 8

True

Question 9

What is the hexadecimal representation for the decimal number 0?

Answer 9

0

Question 10

Fill in the blank: The hexadecimal number system is also known as _______.

Answer 10

base 16

Question 11

How many total symbols are used in the hexadecimal system?

Answer 11

16

Question 12

What is the hexadecimal representation of the decimal number 16?

Answer 12

10

Question 13

Convert the hexadecimal number 7F to decimal.

Answer 13

127

Question 14

True or False: The hexadecimal system is commonly used in web design for color codes.

Answer 14

True

Question 15

What is the hexadecimal value for the decimal number 1?

Answer 15

1

Question 16

Fill in the blank: In hexadecimal, the digit ‘E’ represents the decimal value _______.

Answer 16

14

Question 17

What is the hexadecimal equivalent of the decimal number 100?

Answer 17

64

Question 18

Which of the following is the correct hexadecimal representation for the decimal number 15? A) F B) E C) G

Answer 18

A) F

Question 19

Convert the hexadecimal number C0 to decimal.

Answer 19

192

Question 20

True or False: The hexadecimal number system is often used in programming languages for representing binary data.

Answer 20

True

Question 21

What is the hexadecimal representation for the decimal number 255?

Answer 21

FF

Question 22

Fill in the blank: The hexadecimal digits are 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, A, B, C, D, E, and _______.

Answer 22

F

Question 23

What is the decimal equivalent of the hexadecimal number 3A?

Answer 23

58

Question 24

True or False: Hexadecimal numbers can only be negative.

Answer 24

False

Question 25

What is the hexadecimal representation of the decimal number 32?

Answer 25

20

Question 26

Convert the hexadecimal number 1A3 to decimal.

Answer 26

419

Question 27

Fill in the blank: Hexadecimal is often used in _______ for representing colors.

Answer 27

HTML/CSS

Question 28

What is the hexadecimal value for the decimal number 5?

Answer 28

5

Question 29

Which of the following is a valid hexadecimal number? A) 123G B) 2B8 C) 56Z

Answer 29

B) 2B8

Question 30

What is the decimal equivalent of the hexadecimal number 7E?

Answer 30

126

Question 31

True or False: Hexadecimal numbers are always prefixed with '0x'.

Answer 31

False

Question 32

What is the hexadecimal representation for the decimal number 50?

Answer 32

32

Question 33

Convert the hexadecimal number 4C to decimal.

Answer 33

76

Question 34

Fill in the blank: The hexadecimal digit 'D' represents the decimal value _______.

Answer 34

13

Question 35

What is the hexadecimal value for the decimal number 8?

Answer 35

8

Question 36

Which of the following is the correct hexadecimal representation for the decimal number 20? A) 14 B) 1A C) 2A

Answer 36

A) 14

Question 37

What is the decimal equivalent of the hexadecimal number 5F?

Answer 37

95

Question 38

True or False: Hexadecimal can be used to simplify binary representation.

Answer 38

True

Question 39

What is the hexadecimal representation for the decimal number 75?

Answer 39

4B

Question 40

Convert the hexadecimal number A0 to decimal.

Answer 40

160

Question 41

Fill in the blank: The hexadecimal digit 'C' represents the decimal value _______.

Answer 41

12

Question 42

What is the hexadecimal equivalent of the decimal number 12?

Answer 42

C

Question 43

Which of the following is a valid hexadecimal number? A) 3H B) 2D C) 4A7

Answer 43

C) 4A7

Question 44

What is the decimal equivalent of the hexadecimal number 9C?

Answer 44

156

Question 45

True or False: Hexadecimal numbers can be used in cryptography.

Answer 45

True

Question 46

What is the hexadecimal representation for the decimal number 42?

Answer 46

2A