Bits & Bytes

Bits and Bytes

100

How many bits are in a byte?

8 bits

200

What is the smallest unit of data in computing?

A bit

300

How many values can 1 byte represent?

256 values

400

How many possible values can a single bit have?

2

500

What numbers can be held in each place value of a binary number

0 and 1

Binary to Decimal

100

What is the decimal value of 00001010

10

200

Convert binary 1111 to decimal.

15

300

Convert 10000000 to decimal.

128

400

Convert 01100100 to decimal.

100

500

What is the decimal value of 11001100?

204

ASCII

100

What character does the byte 65 represent?

'A'

200

What number is used to represent the character 'B'?

66

300

What is the ASCII code for the space character? (You can use online convertor)

3

400

What is 'a' in ASCII?

97

500

How does a computer know if the binary number is supposed to be a number or letter?

The context of where the binary digits came from

Random

100

What is decoding?

Changing a binary number into something humans understand.

200

What happens when you don't have enough bits to hold a number?

Overflow error.

300

What are bits used for in Python?

Used for storing numbers and data.

400

What base is binary.

Base -2

500

How much storage does it take to store a letter?

A byte.