Relational Algebra Is Most Often Used in Practice to

Multiple Choice

Relational algebra is most often used in practice to

A) Lay the foundation of the underlying logical procedures in querying
B) Create queries that conform to the SELECT….. FROM….. WHERE….. format
C) Create queries using a point-and-click interface that requires little user expertise
D) Create queries that perform only mathematical operations
E) Create queries that perform only logical comparison operations