In the Database Redesign Process,before Proceeding with the Redesign It

Multiple Choice

In the database redesign process,before proceeding with the redesign it is often useful to ________.

A) check whether certain conditions or assumptions about the data are valid
B) find out why the design was not done properly the first time
C) stop information systems and users from influencing each other
D) set standards for user behavior
E) All of the above