Review Game Zone
Flash Cards
(current)
Games
Teachers
Search
Wv Investigation 4
Test Description: Fiber optics
Instructions: Answer all questions to get your test result.
1) How do fiber optics move light to pass along a message?
A
Total internal refraction.
B
Total internal reflection.
C
Light motion
D
Total internal motion..
2) Which type of information transmitter is the best for sending messages?
A
Optical fibers.
B
Television cable.
C
Telephone wires.
D
Electrical wires.
3) To listen to a radio station you turn the dial to the
A
frequency modulator.
B
optic fiber.
C
amplitude modulator.
D
carrier wave frequency.
4) AM means
A
amplitude modulation.
B
amplitude and frequency modulation.
C
angry modulation.
D
any modulation.
5) FM means
A
for anyone modulation.
B
frequency modulation.
C
amplitude and frequency modulation.
D
amplitude modulation.
6) Computers can send messages using the _____ system.
A
A-E
B
letters and numbers
C
gate
D
binary
7) When you send a text message, your words and images get converted into _____ before being sent.
A
binary
B
electromagnetic
C
fiber optics
D
waves
8) Which type of signal is better?
A
Analog signal
B
Digital signal
9) Binary is a message-transfer language that uses
A
A's and B's
B
zeroes, ones and twos
C
gates and ones
D
zeroes and ones
10) Why do FM stations sound better than AM stations?
A
They have frequency modulation.
B
They are more affected by electrical noise.
C
They change sound so it's better.
D
They are less affected by electrical noise.
*select an answer for all questions
Check Results & Get Answers
Play Games with the Questions Above
Teachers: Create FREE classroom games with your questions
Click for more info!
©2007-2024
ReviewGameZone.com
|
About
|
Privacy
|
Contact
|
Terms
|
Site Map
WAIT! Find what you needed?
×
Still Looking for the Answers?
Have Another Question?
Play a Review Game with These Questions?
Want to Make Your Own Test Like This One?