A foreign key is a:
A) primary key of one relation that appears in another relation.
B) primary key that contains a needed translation of the primary key from the same relation.
C) field that reformats the primary key so that it can be used in another application.
D) field that contains a primary key from an external database.
Correct Answer:
Verified
Q20: What is the most popular type of
Q21: A data dictionary contains:
A)an external listing of
Q22: If a student's ID was also present
Q23: A relational database uses a series of
Q24: An intersection relation is also known as
Q26: An intersection relation consists of:
A)summary information.
B)primary keys
Q27: _ is the process of assuring that
Q28: A composite primary key is:
A)a merged field
Q29: If you find a many-to-many relationship,which of
Q30: If you were looking at an E-R
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents