Relational Algebra is a __________ query language that takes two relations as input and produces another relation as an output of the query.
A. Relational
B. Structural
C. Procedural
D. Fundamental
Answer:C
Relational Algebra is a __________ query language that takes two relations as input and produces another relation as an output of the query.
A. Relational B. Structural C. Procedural D. Fundamental