Question: An attribute of an entity type for which each entity must have a unique value is called a key attribute of the entity type. Suppose,

An attribute of an entity type for which each entity must have a unique value is called a key attribute of the entity type. Suppose, an entity employee has the attributes include Address, Sex, SSN

,

Name. Which of the following is a key attribute?

Question

3

options:

Address

Sex

SSN

Name

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!

: 15 An attribute of an entity type for which each entity must have a unique value is called a Multi-valued Attribute.A O Composite Attribute .B Simple Attribute .CO Key Attribute .D 16 ity Data...

Please only do the VISIO drawing for the Macy's Database. I dont need an access database. Directions: The first thing you need to do is do the ACCESS tutorial. In the tutorial, you will create a very...

CIS336 Lab 1: Normal Forms and Entity Relationship Diagrams Introduction In this exercise, you will analyze a de-normalized data set presented in the form of a spreadsheet. You will construct the...

Question 1: Please specify which concept the following symbols refer to in a digram of an entityrelationship model: (A) Rectangle (B) Oval (C) Diamond Question 2: In an E-R model of a university, is...

Question 1- Multiple choices (7 points 1. The conceptual data model of a database system is a) Software dependent and hardware dependent b) Software dependent and hardware independent c) Software...

Using the ERD in Figure 6.P1, transform the ProvNo attribute into an entity type (Provider) and a 1-M relationship (Treats). A provider has a unique provider number, a first name, a last name, a...

Using the ERD in Figure 6.P1, transform the ProvNo attribute into an entity type ( Provider ) and a 1-M relationship ( Treats ). A provider has a unique provider number, a first name, a last name, a...

Review Questions Q1) Design the entity relationship diagram for the following scenario? A company is setting up a database to record sellers and their products. This requires recording the following...

25. What does the following query compute? 16- Following ER diagram is given to you. There is a 1:1 relationship between Professor and Department entities. Which of the following options are correct...

10. In the figure below, what type of relationship do the relations depict? A B C D Identifying entity/weak entity Multivalued Composite foreign key One-to-many 11. The process of defining a more...

Draw a very creative and artistic chemical structure model of Penicillin. Preferably, include some cartoons in your work as well

An investor believes that there will be a small change in a stock price but she is unsure of whether it will be a small drop or a small increase. A call with a strike price of $50 costs $6. A put...

true or false: if a firm raises capital by selling new bonds, it is calling the "issuing firm" and the coupon rate

Which of the following is true of Generation Z ? ( Read through all answers. ) All of the answers listed are true Prefer popular mass produced products that look just like what their friends have...

=+3. How are the media markets delineated from each other, and what interdependence structures do they have?

=+2. What does medial convergence mean and what repercussions does it have for the media landscape?

2. Taking an evidence-based approach, what is the economic impact of human capital development?