Which of the following fields serves as a foreign key in a relational database layout in MS Access?
A. A primary key field that has been encrypted.
B. A field that contains multiple calculated value formulas.
C. An automatically incremented table row number field.
D. A field in a child table that points to the primary key field of a parent table.
Answer: Option D
Solution (By JKSSB Mock Tests)
A Foreign Key is a field or collection of fields in one table that references the Primary Key of another table, establishing a relational link between the two data structures.
Explanation:
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