Database Redesign It is not easy to build a database correctly the first time. False True False True ANSWER DOWNLOAD EXAMIANS APP
Database Redesign Dependency graphs are diagrams that consist of nodes and arcs that show the dependencies of a database. True False True False ANSWER DOWNLOAD EXAMIANS APP
Database Redesign If a database is built correctly the first time, it will not have to be redesigned. True False True False ANSWER DOWNLOAD EXAMIANS APP
Database Redesign Because of the importance of making data model changes correctly, many professionals are ________ about using an automated process for database redesign. None of these ambivalent skeptical optimistic None of these ambivalent skeptical optimistic ANSWER DOWNLOAD EXAMIANS APP
Database Redesign Which of the following SQL statements are helpful in database redesign? None of these Correlated subqueries only Both of the above are helpful EXISTS/NOT EXISTS expressions only None of these Correlated subqueries only Both of the above are helpful EXISTS/NOT EXISTS expressions only ANSWER DOWNLOAD EXAMIANS APP
Database Redesign A correlated subquery is processed as a nested subquery. True False True False ANSWER DOWNLOAD EXAMIANS APP