Question 8 0.5 Points Which of the following column properties would be used to specify that cells in a column must contain a monetary value? Null status B Data type Default value Data constraints Question 9 0.5 Points Given the set of functional dependencies. (A.B > C.D.E and A> E), for the relation schema R=(A.B.C.D.E). We can infer the following A is a key for R is a key for A,B is a key for R E is a key for R Question 10 The overall description of the database is called A system catalog B database schema C subschema D) database description Question 11 If two data objects, A and B. are related in a one-to-many relationship, then: A every A can be related to one or more Bs B every B can be related to one or more As Both (a) and (b) are true None of the above