题目
题目

BU.330.770.T2.FA25 Quiz 1- Requires Respondus LockDown Browser

单项选择题

Which of the following fields in Table A also serves as a primary key in the other Table B when that column connects two tables (A and B)?

选项
A.surrogate key
B.primary key
C.turn key
D.foreign key
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标准答案
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思路分析
Question restatement: Which of the following fields in Table A also serves as a primary key in the other Table B when that column connects two tables (A and B)? Option by option analysis: Option 1: surrogate key - A surrogate key is an artificial key used to uniquely identify a row, often an internal surrogate such as an auto-increment number. It being a surrogate key does not imply it functions as the primary key in the ......Login to view full explanation

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