Testout Section 1.4 – Flashcards
Unlock all answers in this set
Unlock answersquestion
Non-Return-to-Zero
answer
Binary 1s are represented by positive voltage while 0s are represented by negative voltage. There is no zero voltage state between bits.
question
Manchester
answer
The transition from one voltage level to another is used to represent binary data
question
Return-to-Zero Inverted
answer
A 0 is represented by sending a light pulse. A 1 is represented by sending no light pulse.
question
Return-to-Zero
answer
Binary 0s and 1s are transmitted by sending voltage pulses, with the voltage returning to zero between pulses.
question
Baseband
answer
Uses the entire network medium as a single transmission channel
question
De-multiplexing
answer
Combines signals from multiple channels into a single channel.
question
Frequency-division multiplexing
answer
Assigns different frequencies to different channels on the same network medium.
question
Broadband
answer
Divides the transmission medium into several channels.
question
Baud rate
answer
Measures the number of times a signal in a communications channel changes state.
question
Bit rate
answer
Measures the number of data bits transmitted in one second in a communication channel.
question
Network Signaling is a function of which later of the OSI Model?
answer
Physical Layer
question
Based on the diagram, which network line code technique is being used?
answer
Non-Return-to-Zero
