Ensures that each row is uniquely identified by the primary key, which means that a proper search for an existing tuple (row) will always be successful. a. system integrity b. referential integrity c. entity integrity d. database integrity

Solution:

Database integrity ensures that each row is uniquely identified by the primary key, which means that a proper search for an existing tuple (row) will always be successful.

Thus the required answer is D

776 colleges and universities. it is also accredited 3,852 applied and natural science, computing, engineering and engineering technology programs. i hope this .