Computer Science Basics: Binary

What number system do computers use?

• Octal

• Binary

• Decimal

• Hexadecimal

What is a 'bit' short for?

• Binary integer

• Binary code

• Binary digit

• Binary unit

How many digits are in the decimal number system?

• Sixteen

• Two

• Eight

• Ten

Why do computers use binary instead of decimal?

• Binary is more complex

• Binary is more colorful

• Binary is less efficient

• Binary is easier to process

What does a '1' represent in binary?

• On

• Off

• Neutral

• Error

What can digital information be broken down into?

• Pixels

• Atoms

• Binary

• Waves