Name:
History of Computers
Task 4
Answer the following questions, based on the History of Computers Web Quest.
Use the website for “Understanding Binary Code” to view the three website
sections to answer the following questions.
Binary Numbers
1. How many numbers are used in base 10 numbers and in binary numbers?
2. When was the earliest documented use of binary numbers and who is credited for that?
Introduction to Binary/Conversion From Decimal to Binary
3. Using the conversion tool, convert the number 251 to binary code and record it.
4. Convert the number 1,243 and record the binary code.
Binary People Counter
5. Use the Binary People Counter to see how a row of people would display binary numbers.
Which number people would be “ON” to display the number 63?
Play the Binary Card Game
6. Play the Binary Card Game by choosing a secret number and seeing if the computer can
guess it. Then, read about how the game is mathematically figured out. Describe how it
mathematically works.
7. Play against the computer by figuring out what number the computer chooses. Play it and
record the number the computer chooses and if you guess it correctly. Play twice and record
here with responses.
History – Task 4
Johnston Community School District
Name:
The Alphabet in Binary Code
8. What is the binary code for the letters (note the capital and lowercase):
BASe-
History – Task 4
Johnston Community School District
TwO-