Question
Which of the following is true to implement the Buy/Sell Transactions and Stocks classes and the association between them in the preceding UML class diagram
Which of the following is true to implement the Buy/Sell Transactions and Stocks classes and the association between them in the preceding UML class diagram in a database?
1-The primary key of Stocks is a foreign key in Buy/Sell Transactions.
2-The primary key of Buy/Sell Transactions is a foreign key in Stocks.
3-The association between Stocks and Buy/Sell Transactions is implemented as a linking table.
4-Both "The primary key of Stocks is a foreign key in Buy/Sell Transactions" and "The primary key of Buy/Sell Transactions is a foreign key in Stocks" are true.
5-None of these is true.
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Authors: Tom Litton, Poppy Behrens, Erica Shatzer, George Bernal
1st Edition
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