A(n) ________ is an attribute (or combination of attributes) whose value is unique across all occurrences of a relation
A) Composite key
B) Primary key
C) Identifier
D) Index
B
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Which of the following companies is NOT one of the "frightful five" companies that dominate the Internet economy?
A. Facebook B. Instagram C. Amazon D. Apple E. Microsoft
If things don't straighten up in my neighborhood, I will be forced to call the ________ (authority)
A) authoritys B) authoritys' C) authorities D) authorities'
Generally speaking, an employer does not have to give workers a day off on their religious Sabbath if doing so would cause an undue hardship for the employer
a. True b. False Indicate whether the statement is true or false
A currency swap is most similar in economic purpose to a
A) basis swap. B) parent company loan. C) debt equity swap. D) parallel loan.