Question: A relation which has a composite key and not all non - key elements are functionally dependent on whole of the key is in: third

A relation which has a composite key and not all non-key elements are functionally dependent on whole of the key is in:
third normal form (3NF)
second normal form (2NF)
first normal form (1NF)
none of the above

Step by Step Solution

There are 3 Steps involved in it

1 Expert Approved Answer
Step: 1 Unlock blur-text-image
Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock
Step: 3 Unlock

Students Have Also Explored These Related Databases Questions!

Q:

Answer below questions: --> A relation is in second normal form if it is in 1NF and : every attribute is single-valued every attribute is determined by a portion of the key every nonkey attribute is...

Q:

The primary key of the relation PROJECT _ TASK is a composite key consisting of the two attributes PROJECT _ NUMBER and TASK _ NUMBER. It has only one non - key attribute, START _ DATE, which is...

Q:

The primary key of the relation PROJECT _ TASK is a composite key consisting of the two attributes PROJECT _ NUMBER and TASK _ NUMBER. It has only one non - key attribute, START _ DATE, which is...

Q:

The primary key of the relation PROJECT _ TASK is a composite key consisting of the two attributes PROJECT _ NUMBER and TASK _ NUMBER. It has only one non - key attribute, START _ DATE, which is...

Q:

Given the following ERD, answer the questions a-e. Assume a professor can teach at most four classes and at least a class; A student can enroll in at most 5 classes and at least 3 classes, and a...

Q:

Under what condition is a table considered to be in Third Normal Form ( 3 NF ) ? Group of answer choices When it includes no duplicate columns or rows. When every non - prime attribute is fully...

Q:

D) Sequential E) None of the above. 16. Select the best answer. Data modeling is essentially: A) Drawing entities and attributes of those entities B) Documenting business rules and policies of an...

Q:

Which of the following is an example of a violation of the third normal form (3NF)? A table where non-key attributes depend on other non-key attributes. A table where all attributes are functionally...

Q:

ERD For each of the following EER diagrams: 1) Convert them into a relational schema showing referential integrity constraints. Also include the functional dependencies. 2) If any of the relations...

Q:

In Chapter 4, you developed a domain model class diagram. Using your previous solution or one provided to you by your instructor, update your domain model class diagram with any additional problem...

Q:

A 33.0-g sample of an unknown liquid at 20.0oC is heated to120oC. During this heating, the density of the liquid changes from 0.854 g/cm3 to 0.797 g/cm3. What volume would this sample occupy at 120oC?

Q:

What is a decision tree?

Q:

The cash budget presents the expected and flows and our flows of cash for a specified period of time true or false

Q:

last two options for the multiple choice are : performance management development A construction equipment manufacturer, Roswell Corporation, is focusing on becoming a leader in sustainability in...

Q:

Teamwork. Global. Technology. Work in groups of three students. Each group will identify a country about whose customs they would like to learn more. Each member of the team will be responsible for...

Q:

Technology. Research storytelling in business on the Internet and share with the class in a twominute presentation an interesting fact you learned about storytelling, who uses it, and how it is being...

Q:

Teamwork. Global. Technology. Work with six of your classmates to research the appropriate way to introduce people from a culture other than your own.Demonstrate for the class how you would introduce...