Question 6 :
The use of the double NOT EXISTS can be used to find rows that do not match some specified condition.
Question 7 :
Although creating test databases is a critical and necessary job, there are few career opportunities in this area.
Question 8 :
Because of the need for extensive knowledge of SQL, many database developers choose to automate the redesign process.
Question 9 :
The data model produced from the reverse engineering process does not include intersection table data.
Question 10 :
If a database is built correctly the first time, it will not have to be redesigned.