33. To add a field (or column) to an existing table in a database, the ALTER TABLE command is used. INSERT adds rows, UPDATE modifies data, and DELETE removes rows.
This computer science problem involves algorithmic thinking and programming concepts. The solution below explains the approach, logic, and implementation step by step.
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Here are the answers to the multiple-choice questions:
33. To add a field (or column) to an existing table in a database, the ALTER TABLE command is used. INSERT adds rows, UPDATE modifies data, and DELETE removes rows.
The correct answer is C.
34. A Foreign key field can accept null values in one table (if it's optional) while needing to refer to a unique (primary or candidate) key in another table.
The correct answer is B.
35. An Array is a data type that best holds elements of the same data type grouped together and treated as a whole. A record holds elements of potentially different data types.
The correct answer
