DCCN-Chapt-2 - Quiz
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40 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
What is the key difference between analog and digital data?
Digital data is always periodic
Analog data is continuous, while digital data has discrete states
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
What is true for a sine wave signal?
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
How is frequency defined in relation to period?
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
What is the unit of frequency in the SI system?
Hertz
Volt
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
How is phase measured in signal analysis?
In meters or centimeters
In degrees or radians
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
What happens when a signal does not change at all over time?
It has zero frequency
It has an infinite frequency
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
What does a frequency-domain plot primarily show?
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