Database Redesign Changing cardinalities in a database is: a rare database design task, but does occur. a database design task that never occurs. a common database design task. is impossible to do, so a new database must be constructed and the data moved into it. a rare database design task, but does occur. a database design task that never occurs. a common database design task. is impossible to do, so a new database must be constructed and the data moved into it. 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. ambivalent optimistic None of these skeptical ambivalent optimistic None of these skeptical ANSWER DOWNLOAD EXAMIANS APP
Database Redesign The data model produced from the reverse engineering process is a true logical model. False True False True ANSWER DOWNLOAD EXAMIANS APP
Database Redesign Reverse engineering is the process of reading a database schema and producing a data model from that schema. True False True False ANSWER DOWNLOAD EXAMIANS APP
Database Redesign Adding null columns to a table is straightforward. False True False True ANSWER DOWNLOAD EXAMIANS APP
Database Redesign A regular subquery is processed from the bottom up. False True False True ANSWER DOWNLOAD EXAMIANS APP
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