Question: Assume a course in the data warehouse has a CourseNum of ENC1101. How many times would ENC1101 appear in the Registrations table? In other words,

Assume a course in the data warehouse has a CourseNum of ENC1101. How many times would ENC1101 appear in the Registrations table? In other words, how many rows in the Registrations table would have ENC1101 for the CourseNum?

the options are given below

ENC1101 would never appear in the Registrations table.
ENC1101 would appear more than once.
ENC1101 would appear exactly once.
ENC1101 would appear once for each term

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