A tool that can help designers understand the dependencies of database – McqOptions

MCQOPTIONS

1.	A tool that can help designers understand the dependencies of database structures is a:
A.	dependency graph.
B.	data model.
C.	graphical display.
D.	None of the above is correct.
Answer» B. data model.

Discussion

No Comment Found

Related MCQs

Because of the need for extensive knowledge of SQL, many database developers choose to automate the redesign process.
The NOT EXISTS keyword will be true if any row in the subquery meets the condition.
The data model produced from the reverse engineering process does not include intersection table data.
It is not easy to build a database correctly the first time.
Adding null columns to a table is straightforward.
The EXISTS keyword will be true if any row in the subquery meets the condition.
The data model produced from the reverse engineering process is a true logical model.
If a database is built correctly the first time, it will not have to be redesigned.
Although creating test databases is a critical and necessary job, there are few career opportunities in this area.
Reverse engineering is the process of reading a database schema and producing a data model from that schema.