What is the difference between a primary key and a secondary key?

What will be an ideal response?

A primary key is a key that uniquely identifies a record. A key is called a secondary key if it cannot uniquely identify a record. Secondary keys either may be unique or may identify multiple records in a database.

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A $20,000, 3-month, 8% note is dated June 1, 2016. The maturity date and maturity value of the note are, respectively:

Select one: A. August 29, 2016; $20,400 B. September 1, 2016; $400 C. August 29, 2016; $20,000 D. September 1, 2016; $20,400

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A(n) ________ is an auditor's opinion that states that the financial statements are fairly represented except for, or subject to, a departure from Generally Accepted Accounting Principles (GAAPs), a change in accounting principles, or a material

uncertainty. A) unqualified opinion B) qualified opinion C) adverse opinion D) disclaimer of opinion

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