HOW COMPUTERS WORK: DATA & BINARY

What is the smallest piece of information a computer can store?

• Megabyte

• Byte

• Bit

• Kilobyte

In the binary number system, what are the two digits used?

• 0 and 1

• 1 and 2

• 0 and 9

• 1 and 10

What is the binary representation of the decimal number 9?

• 1000

• 1100

• 1010

• 1001

How many wires are needed to store numbers between 0 and 255?

• 16 wires

• 32 wires

• 8 wires

• 4 wires

What is the value of the binary number 1, 0, 0, 1 in decimal?

• 10

• 7

• 8

• 9

What is a pixel in the context of images?

• A small dot that makes up an image

• A type of sound wave

• A type of electrical signal

• A binary number

How can text be represented in binary?

• By using electrical signals directly

• By using images

• By using sound waves

• By assigning a number to each letter

What does higher bit audio mean?

• Lower quality sound

• Higher quality sound

• More colors in an image

• More pixels in a video

What is the role of 1s and 0s in computers?

• They are used to represent electrical signals

• They are used to write code

• They are used to create images

• They are used to generate sound

What is the decimal equivalent of the binary number 1, 0, 0, 1?

• 9

• 8

• 10

• 7