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Which of the following is true to implement the Stock Exchanges and Stocks classes and the association between them in the preceding UML class diagram

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Which of the following is true to implement the Stock Exchanges and Stocks classes and the association between them in the preceding UML class diagram in a database?

Multiple Choice

  • The primary key of Stocks is a foreign key in Stock Exchanges.

  • The primary key of Stock Exchanges is a foreign key in Stocks.

  • The association between Stocks and Stock Exchanges is implemented as a linking table.

  • Both "The primary key of Stocks is a foreign key in Stock Exchanges" and "The primary key of Stock Exchanges is a foreign key in Stocks" are true.

  • None of these is true.

Stock Exchanges Brokers 6 1.1 21.. 5 0.. 1..1 0.. Stocks Buy/Sell Transactions 3

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