Understanding Data Representation in Computing

What is the binary representation of the decimal number 10?

• 1010

• 1100

• 1001

• 1110

Convert the decimal number 25 to binary.

• 11001

• 10101

• 11100

• 10011

Which of the following is a valid hexadecimal number?

• 1G3

• 2F4

• 3H5

• 4J6

What is the decimal equivalent of the binary number 1011?

• 9

• 10

• 11

• 12

How many bits are there in a byte?

• 4

• 8

• 16

• 32

What is the hexadecimal representation of the decimal number 15?

• E

• F

• G

• H

Which image format is known for its lossless compression?

• JPEG

• PNG

• GIF

• BMP

What is the binary representation of the hexadecimal number A?

• 1010

• 1100

• 1110

• 1001

What is the decimal equivalent of the hexadecimal number 1A?

• 26

• 27

• 28

• 29

Which of the following is a common colour depth for images?

• 8-bit

• 12-bit

• 16-bit

• 24-bit