AP CSP Day 37: Analog vs Digital Data
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Big Idea 2
Day 37 Practice
Focus: Analog vs Digital Data
Practice Question
Which statement about analog and digital data is correct?
Why This Answer?
Digital data approximates analog by taking samples at regular intervals (sampling). This converts continuous analog signals into discrete digital values.
Why Not the Others?
A) Digital can be more precise with high sampling rates.
C) Internet transmits digital - analog must be converted first.
D) Digital can represent continuous values through sampling.
Common Mistake
Watch Out!
Thinking digital vs analog is about accuracy rather than representation. Digital samples continuous analog.
AP Exam Tip
Analog = continuous, Digital = discrete samples. Internet uses digital transmission.