PROBLEM $2[20$ pts$]$ Fill$-$in$-$the$-$blank is a state that satisfies the structure and constraints of the database. $A(n)$ A is a collection of related data. In the following ER scheme, Prerequisite is a relationship. The types of participation constraints that we may have in an ER model are and participation constraints. A is a field whose values identify one and only one record in a relation. is a standardized query language found in most DBMS$.$ attributes are those that may be computed from other attributes. DBMS stands for The lowest level of abstraction describes how data are stored is $.$