An attribute (or column) that uniquely identifies a particular object (or row) in the table is called:
A) Foreign key
B) Unique key
C) Primary key
D) Composite key
Correct Answer:
Verified
Q7: Information is:
A)the same as data.
B)data that is
Q8: Accurate,relevant and timely information comes from:
A)a properly
Q9: Data can be described as:
A)the same as
Q10: In relational database,a connected set of fields
Q11: An employee in one department such as
Q13: A table is:
A)a collection of attributes that
Q14: Relational databases typically store data:
A)in a number
Q15: How can data about customer contact details
Q16: In relational database,the columns and rows in
Q17: With regards to a database system,which of
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