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Digital Concepts - Technical MCQs

Q1:

The rise-time of a pulse is normally measured between the ________.

A 0 and 100% level

B 10% and 90% level

C 30% and 70% level

D 50% level on the leading edge to the 50% level on the trailing edge

ANS:B - 10% and 90% level

In analog electronics and digital electronics, these percentages are commonly 10% and 90% (or equivalently 0.1 and 0.9) of the output step height.