9.1 Binary FFA

Binary is made up of which numbers?

• 0-9
• 0-10
• 0,1
• 0,1,2,3

How many bits are there in a binary code?

• 7
• 1
• 8
• 2

Convert 45 into binary

• 00101101
• 01101101
• 10110101
• 10110100

Convert 01100101

• 99
• 100
• 101
• 102

Why do computers use binary?

• They are made up of numbers
• They work by doing calculations
• They are made of switches that are on or off
• Option 4

What is the letter for binary 01001010? (make sure you add your answer in the correct uppercase or lowercase!)?

(a)  

How is a picture stored on a computer?

• Each pixel has its own number stored in it.
• Each pixel has a picture stored in it.
• Each pixel has a letter stored in it.
• Each pixel has a binary code stored in it.

In Binary addition what it 1+1?

• 0
• 01
• 2
• 10

In binary addition what is 1+1+1?

• 3
• 01
• 10
• 11

What is the over flow error?

• When a mistake is made in the calculation
• When there is a ninth bit that can't be stored
• When there is an error with the code
• When the wrong answer is given