________ fields display as combo boxes in datasheets and forms

You can prevent the user from editing the contents of a text box by setting the text box's ____ property to True.

A. Read B. ReadOnly C. Editable D. Change

Suppose that the Accounts class in the object database of the previous example has child classes SavingsAccounts and CheckingAccounts and that CheckingAccounts has a child class EconomyCheckingAccounts. Explain how the semantics of inheritance a?ects the retrieval of objects in each class. (For example, what classes need to be accessed to retrieve all checking account objects that satisfy a

particular predicate?) What will be an ideal response?