Exploring the Physical Layer of OSI

Quiz
•
Computers
•
9th - 12th Grade
•
Hard
Ricardo Guerrero
Used 2+ times
FREE Resource
19 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary function of the physical layer in the OSI model?
Encrypting data
Routing data
Transmitting raw bit streams
Compressing data
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is a type of physical media used for data transmission?
HTTP
Coaxial cable
TCP/IP
XML
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does modulation allow in data transmission?
Decrease in signal frequency
Conversion of digital signals to analog for transmission
Increase in data encryption
Compression of data to reduce size
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which transmission mode is used when data is sent in both directions but not at the same time?
Simplex
Full-duplex
Half-duplex
Multiplex
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the bit rate of a channel with a bandwidth of 3000 Hz transmitting a signal with two bits per symbol?
1500 bps
3000 bps
6000 bps
12000 bps
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is NOT a modulation technique?
Amplitude Modulation (AM)
Frequency Modulation (FM)
Phase Modulation (PM)
Code Modulation (CM)
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the context of the physical layer, what does the term "baseband" refer to?
A type of broadband connection
The range of frequencies a channel can carry
Transmission of a single signal over a channel
Modulating data signals without changing the carrier frequency
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