What is a foreign key?
A) A field that uniquely identifies a given record in a table.
B) A primary key of one table that appears as an attribute in another table and acts to provide a logical relationship between the two tables.
C) A table that uniquely identifies a given record in a field.
D) A foreign key of one table that appears as an entity in another table and acts to provide a logical relationship between the two records.
Correct Answer:
Verified
Q17: What has the potential to contain more
Q18: A foreign key is a primary key
Q19: What is a technique for documenting the
Q20: What kind of attribute would be given
Q21: What is a collection of related data
Q22: What is a primary key?
A)A field that
Q23: What expresses the specific number of instances
Q24: What exists to represent the relationship between
Q25: What is composed of rows and columns
Q27: What is a characteristic of a table?
A)Field
B)Table
C)Record
D)Key
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