A relation is in second normal form (2NF) if and only if it is in 1NF and ________
A) all non-key attributes are determined by the entire primary key
B) there are no non-key attributes determined by another non-key attribute
C) every attribute is a candidate key
D) every candidate key is a determinant
A
Business
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A dance school in the Bronx teaches professional hip-hop and salsa. It is experiencing an increase in student admissions, which is leading to substantial improvement in profits. The school is going through the ________ phase of its life cycle
A) decline B) stagnancy C) growth D) introduction E) maturity
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All of the following are typical methods used for training EXCEPT ________
A) classroom lecture B) observation C) simulation exercises D) vestibule training E) apprenticeship
Business