[AP CSP] Binary Conversion

Front

Convert 11111111 to decimal

Back

255

Front

Convert 00100100 to decimal

Back

36

Front

Convert 01000100 to decimal

Back

68

Front

Convert 11001100 to decimal

Back

204

Front

What are the only two numbers you can use in binary?

Back

0 and 1

Front

If a binary number ends with a 1, it must be...

Back

An odd number

Front

Which of these is the correct sequence for the place values for binary numbers? Options: 1, 2, 4, 8, 16, 32, 64, 128, 1, 2, 4, 6, 8, 10, 12, 14, 16, 1, 2, 3, 4, 5, 6, 7, 8, 0, 1

Back

1, 2, 4, 8, 16, 32, 64, 128

Front

What is the point of binary?

Back

It represents how computers interpret electrical signals.

Front

How is our number system different from the binary system?

Back

Our number system is base-10; the binary system is base-2

Front

Your computer's code for the letter A is 01000001. Can you infer what the letter B would be?

Back

01000010