Bits, Bytes, and Binary

How do computers represent all types of information at the most basic level?

• Using decimal numbers

• Using letters and punctuation

• Using binary numbers (0s and 1s)

• Using images

The only two digits used in the binary number system are _______.

• 1 and 2

• 0 and 1

• 0 and 2

• 2 and 3

Which of the following is the best definition of a bit?

• An electrical signal in a wire

• A physical signal that becomes a digital signal

• A measure of computer graphics and sound

• A single 1 or 0 in a digital signal

How many bits are in a single byte?

• 4

• 8

• 12

• 16

Tags

CCSS.7.NS.A.2D

CCSS.8.NS.A.1

One ____________ is about 1 billion bytes.

• terabyte

• gigabyte

• megabyte

• kilobyte

One ____________ is about 1 trillion bytes.

• terabyte

• gigabyte

• megabyte

• kilobyte

Convert 128 to binary

• 10000000
• 01111110
• 10000001
• 11001100

Convert 11111111 to decimal

• 255
• 245
• 235
• 225

Which of these are the correct place values for binary?

• 128,64,32,16,8,4,2,1

• 128, 68,34,12,6,4,2,1

• 1,0

• 0,1

Tags

CCSS.2.NBT.A.3

Binary is made up of which numbers 

• 3 and 4.
• 2 and 3.
• 1 and 2.
• 0 and 1.

Tags

CCSS.4.NBT.A.1