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In ISO 8601, 24:00 of one day equals which time?

A00:00 of the following day
B12:00 of the same day
C00:00 of the previous day
D23:59 of the same day
Answer & Solution
Correct answer: A. 00:00 of the following day
1. 24:00 marks the exact end of a date. 2. The end of one day is the start of the next. 3. So it equals 00:00 of the following day, not of the previous one. _Source: Wikipedia, 24-hour clock, Midnight 00:00 and 24:00_
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