Binary 2

ASCII code

100

How many characters we can write using 8 bits?

265

200

What is the smallest decimal number we can write in a byte?

0000 0000

zero

300

What is the largest decimal number we can write in a byte?

You have 1 minute to do this task

1111 1111

255

400

if letter "a" is 97, what will be letter "b"? Can you write both numbers in binary. You have 5 minute to give your answer?

Letter "b" is 98 in decimal 

Letter "a": 01100001

Letter "b": 01100010

500

what does number 24 looks like when it is stored as a value number? and as an ASCII code?

You have 5 minutes to do this task

Value number: 00011000

ASCII: 00110010  00110100

Convert to decimal

100

if letter B in ASCII code has the decimal value of 66, what will be the decimal value for letter C?

67

200

0000 1101

You have 2 minutes to do this task

13

300

0010 0001

You have 2 minutes to do this task

thirty three

400

1 0011 1001

You have 2 minutes to do this task

three hundred and thirteen

500

1101 1101

You have 2 minutes to do this task

two hundred twenty one

Binary addition

100

Calculate the binary addition:
01
11 

You have one minute to do this task

100

200

What is the answer to 010 + 010?

You have two minutes to do this task

100

300

in a byte, how much is 111 + 111 =

You have three minutes to do this task

0000 1110

400

Calculate the binary addition:
1001
1011

You have 4 minutes to do this task

10100

500

Complete the Binary Addition: 

    0 0 0 1 1 1 0 1
 +  1 0 0 1 1 0 1 1

You have 6 minutes to do this task

1 0 1 1 1 0 0 0

convert to binary

100

Can we convert the number (1.75) to binary?

No

200

Why we can not write negative numbers like -15 or fraction number like 3.5 in a binary number?

Because the value of each binary digit (bit) is a positive integer only (1,2,4, 8 ,.... etc)

300

98 in binary is...

You have 4 minutes to do this task

0110 0010

400

222 in binary is...

You have 4 minutes to do this task

1101 1110

500

307 in binary is...

You have 4 minutes to do this task

1 0011 0011

How data is stored in a computer

100

True or false: Your age represent a value number that can be added?

True

200

Give me example of a non value number?

Date of birth

Car plate number

flat number

300

What advantages are there to using unicode instead of ASCII?

Stores much greater range of characters and symbols

400

what we call the little squares that made up an image?

pixels

500

Computer stores sound data as ...... 

and video data as ........

Samples

Frames