Which of the following columns is(are) are required in a table? Options: A . &nbspA foreign key B . &nbspAn alternate key C . &nbspA primary key D . &nbspA surrogate key

Which of the following columns is(are) are required in a table?

Question

Which of the following columns is(are) are required in a table?

Options:

A . A foreign key

B . An alternate key

C . A primary key

D . A surrogate key

Answer: Option C

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Question 1. Which of the following column properties would be used to specify that cells in a column must be immediately filled with....must be immediately filled with a monetary value of $10,000?

Question 2. The identifier of an entity will become the ________ of the new table.....

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Question 4. A unique, DBMS-supplied identifier used as the primary key of a relation is called a(n):....

Question 5. Which is not true about surrogate keys?....

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Question 7. Which constraint requires that the binary relationship indicate all combinations that must appear in the ternary relatio....indicate all combinations that must appear in the ternary relationship?

Question 8. Each entity is represented as a(n):....

Question 9. For every relationship, how many possible sets of minimum cardinalities are there?....

Question 10. If a relationship has a cascade updates constraint, then if ________ in the parent table is changed, then the same chang....will automatically be made to any corresponding foreign key value.

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