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- 1. Multiple Choice
What two things are used to form patterns representing letters and numbers in Morse code?
dots
dashes
colors
sounds
- 2. Multiple Choice
What two symbols do computers use to form patterns and code information?
0's
100's
1's
A's
B's
- 3. Multiple Choice
What are the THREE colors of light that make up pixels on a screen to create colors?
Blue
Green
Yellow
Red
Puple
- 4. Multiple Choice
Information is stored on CD's using holes burned with lasers.
true
false
- 5. Multiple Choice
How does a 3-D printer know what to print?
Instructions from the computer are sent to the printer as patterns of 1's and 0's
a photo is sent to the printer and the printer prints a picture that matches that photo
you upload a blueprint, the computer reads the blueprint then uses those instructions to print whatever was in the blueprint
- 6. Multiple Choice
What does a TV remote control send to the TV?
the channel you want to watch
dots and dashes that tell the TV what to do
patterns of light pulses
sound waves
- 7. Multiple Choice
Information is sent directly from one cell phone to another.
true
false
- 8. Multiple Choice
What was a key discovery in the advancement of early information transfer?
morse code
light bulb
newspapers
telephone
- 9. Multiple Choice
If you want to have a higher definition image, you need more of what?
dots
1's
electricity
pixels
- 10. Multiple Choice
Before information was transferred electronically, how did people share information? (Select all that apply)
Books
computers
newspapers
telephone
- Answer choicesTagsAnswer choicesTags