Understanding Hexadecimal in Computer Science

Which base number systems are essential for understanding GCSE computer science?

• Base 2, Base 8, Base 16

• Base 5, Base 10, Base 16

• Base 2, Base 10, Base 16

• Base 3, Base 10, Base 16

Why is hexadecimal preferred over binary for representing large numbers in computer science?

• Hexadecimal is the native language of computers.

• Hexadecimal is faster to process by computers.

• Hexadecimal uses fewer digits, making it more compact and human-friendly.

• Hexadecimal is more accurate than binary.

What is a common use of hexadecimal in computer science?

• To perform arithmetic operations

• To represent colors and memory addresses

• To represent text data

• To encrypt data

How many possible permutations are there in a hexadecimal system?

• 12

• 16

• 10

• 8

How are 24-bit colors commonly represented in computer science?

• Using binary digits

• Using decimal digits

• Using six hexadecimal digits

• Using octal digits