Database Redesign Although creating test databases is a critical and necessary job, there are few career opportunities in this area. False True False True ANSWER DOWNLOAD EXAMIANS APP
Database Redesign The process of reading a database schema and producing a data model from that schema is known as: reverse engineering. data modeling. database design. None of these reverse engineering. data modeling. database design. None of these ANSWER DOWNLOAD EXAMIANS APP
Database Redesign To drop a column that is used as a foreign key, first: drop the table containing the foreign key. All of these drop the foreign key constraint. drop the primary key. drop the table containing the foreign key. All of these drop the foreign key constraint. drop the primary key. ANSWER DOWNLOAD EXAMIANS APP
Database Redesign Which of the following SQL statements are helpful in database redesign? None of these Both of the above are helpful Correlated subqueries only EXISTS/NOT EXISTS expressions only None of these Both of the above are helpful Correlated subqueries only EXISTS/NOT EXISTS expressions only ANSWER DOWNLOAD EXAMIANS APP
Database Redesign It is not easy to build a database correctly the first time. 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
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