The ______ defines a set of operations on relations, paralleling the usual…
2020
The ______ defines a set of operations on relations, paralleling the usual algebraic operations such as addition, subtraction or multiplication, which operate on numbers.
Answer: C. relational algebra — The question describes operations on relations that parallel algebraic operations on numbers, making Option C (relational algebra) the correct concept.…
- A.
relational calculus
- B.
referential integrity
- C.
relational algebra
- D.
relations
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Correct answer: C
The question describes operations on relations that parallel algebraic operations on numbers, making Option C (relational algebra) the correct concept. However, the platform has incorrectly marked Option A as correct. Relational algebra is a procedural query language containing formal operators like selection, projection, and join to manipulate relations.
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