Compare and contrast the three phases of database design.
What will be an ideal response?
Three phases are conceptual database design, logical database design, and physical database design.
Conceptual database design constructs a model of the information used in an enterprise,
independent of all physical considerations. Logical database design is based on a specific data
model, but independent of all other physical considerations. Physical database design
constructs a description of the implementation of the database on secondary storage
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Modified ________ Notation is the most common standard for naming controls in Visual Basic
A) Hungarian B) Scandinavian C) Croatian D) German
Consider the following structure definition. Which Dim statement would correctly declare an array of this structure for elements having subscripts from 0 through 30?
``` Structure carType Dim yr As Integer Dim make As String Dim model As String End Structure ``` (A) You cannot have an array of structures. (B) Dim carType(30) (C) Dim car(30) As carType (D) Dim carType(30) As car