Top

Data Models into Database Designs

11.

For every relationship, there are six possible referential integrity actions.

Answer: A

No answer description available for this question. 

Enter details here

Answer: A

No answer description available for this question.

Enter details here

Answer: C

No answer description available for this question.

Enter details here

14.

When the parent entity is required and the parent has a surrogate key, update actions can be ignored.

Answer: A

No answer description available for this question.

Enter details here

15.

When the parent entity is required, cascading updates and cascading deletions should be allowed or the associated actions on the parent should be prohibited.

Answer: A

No answer description available for this question.

Enter details here

Answer: D

No answer description available for this question.

Enter details here

17.

In a 1:1 relationship, the primary key placement is arbitrary.

Answer: A

No answer description available for this question.

Enter details here

18.

When the parent entity is required, a new child row can always be inserted.

Answer: B

No answer description available for this question.

Enter details here

19.

Each entity is represented as a(n):

Answer: B

No answer description available for this question.

Enter details here

20.

Which of the following columns is(are) are required in a table?

Answer: C

No answer description available for this question.

Enter details here

Loading…
Tags: Data Models into Database Designs Questions and Answers || Data Models into Database Designs MCQ Questions and Answers || Data Models into Database Designs GK Questions and Answers || Data Models into Database Designs GK MCQ Questions || Data Models into Database Designs Multiple Choice Questions and Answers || Data Models into Database Designs GK || GK on Data Models into Database Designs || Database Questions and Answers || Database MCQ Questions and Answers || Database GK Questions and Answers || GK on Database