Crash Course Binary Lesson

Which number system uses "1" and "0" to represent "true" and "false", respectively?

• Binary

• Decimal

• Hexadecimal

• ASCII

Which number system has 10 possible values, 0 through 9, for a single digit?

• binary

• decimal

• hexadecimal

• ASCII

The decimal system is also known as ______

• base-two notation

• base-ten notation

• base-sixteen notation

• ASCII

The binary number 00000101, when converted to base-10 is _______

• 2

• 5

• 10

• 11

The binary number 00101011, when converted to base-10 is _______

• 4

• 23

• 39

• 43

The binary number 00011110, when converted to base-10 is _______

• 28

• 30

• 36

• 42

When adding 1+1 in binary, you need to ________

• use the symbol 2

• put 0 as the sum and carry the 1

• put 1 as the sum and carry the 1

• put 1 as the sum and carry the 0

Each of the binary digits 1 or 0 is called ________

• a bit

• a byte

• a base-ten digit

• a pixel

For 8 bit numbers, the lowest value is 0 and highest value is ________

• 127

• 128

• 255

• 256

How many different colors can be displayed by an 8 bit game?

• 8

• 64

• 256

• 268,435,456