Technician A says that a digital storage oscilloscope is like a very fast reacting volt meter. Technician B says the upward trace on a digital storage oscilloscope screen indicates a specific period of time. Who is correct?
A) Technician A only
B) Technician B only
C) Both Technician A and B
D) Neither Technician A nor B

Question

Quizplus · Accepted Answer

Technician A is correct because a digital storage oscilloscope does measure voltage over time, but it is more accurate to describe it as capturing and displaying signal voltages. Technician B is incorrect because the upward trace on an oscilloscope screen represents voltage, not time; time is represented horizontally.

Technician a Says That a Digital Storage Oscilloscope Is Like