Draw an entity relationship diagram (erd)

Assignment Help Database Management System
Reference no: EM13242263

Answer the following question; save the work as Exam2_Part1_your name and submit it via Blackboard.

Draw an entity relationship diagram (ERD) for the following situation:

A company has a number of employees.  Each employee is identified by an Employee_Id.  The company wants to store Employee_Name, Employee_Address, and Employee_BirthDate in the database.  The company also has several projects.  Each project is identified by a Project_Id.  The company wants to store Project_Name and Project_StartDate in the database.  Each employee must be assigned to one or more projects, or may not be assigned to a project.  A project must have at least one employee assigned and may have any number of employees assigned.  An employee's billing rate may vary by project, and the company wishes to record the applicable billing rate (Billing_Rate) for each employee when assigned to a particular project. 

Please use Visible Analyst to draw the ERD.  Copy and paste the diagram in the Word document Exam2_Part1_YourName.        Grading Rubric: 

Criteria

Points

Entities

2

Attributes and Primary Keys

2

Relationships

2

Cardinalities

2

Notations and Symbols

1

Using Visible Analyst

1

Total

10

 

Reference no: EM13242263

Questions Cloud

What is the view of god and morality in the koran : What is the view of GOD and MORALITY in the Koran? How do these views compare with the Hebrew and Christian texts?
What was the covenant : What was the "Covenant" that God had with the Hebrew people as described in your readings? HOW ARE THE "COVENANT" AND THE TEN COMMANDMENTS CONNECTED TO EACH OTHER?
Compare david’s oath of horatii o thomas gericault’s raft : Compare David’s Oath of the Horatii, pg. 299 (305) to Thomas Gericault’s Raft of the Medusa on pg. 61 (65). How are these paintings different?
Powerful movements that transformed european society : Discuss the powerful movements that transformed European society during the early modern era. Briefly describe the origin of each, how it affected society as a whole. Which had the most impact? Why?
Draw an entity relationship diagram (erd) : Draw an entity relationship diagram (ERD) for the following situation: A company has a number of employees.  Each employee is identified by an Employee_Id.  The company wants to store Employee_Name, Employee_Address, and Employee_BirthDate in the dat..
Compare this bach piece to a gregorian chant : Bach's Brandenberg Concerto no.2 in F Major. How can you describe this music? Compare this Bach piece to a Gregorian Chant. How has music changed?
Characterists of the neoclassical style : The oath of the horatii by david how does this painthing embody four of the five formal characterists of the neoclassical style as found on this website?
Rembrandt''s masterpiece : Rembrandt's masterpiece, The nightwatch how is subject of this painting different from what would be hanging in the palaces and cathedrals of Spain,Italy, and France?
What provisions of the emperor justinian''s law code : The Roman Empire was, for the most part, a state based on the rule of law. This is one of the legacies of Roman civilization. What provisions of the Emperor Justinian's Law Code (in your text) are also similar to laws that we have today? (Discuss as ..

Reviews

Write a Review

Database Management System Questions & Answers

  Create database to keep information of movies

Create a database for Ray. He is interested in movies and wants to keep information on movies, actors, and directors in a database. The only user is Ray, and he needs to produce reports.

  Converting user form into 1nf and 2nf

Complete database exercise by converting user form located the evaluation procedures section of the syllabus into 1NF and 2NF.

  Write three items contained in fat database

What does CHS stand for? List three items contained in the FAT database. List two features NTFS provides that FAT does not.

  Edinburgh airport case study

Discuss why a relational database would be suitable for the organisation in the case study and provide three reasons for this recommendation and discuss using three advantages that a database management system provides to an organisation.

  What rules have to be enforced based on entity type

What rules would have to be enforced based on entity type? Choose one entity type and discuss what enforcement is needed by the database or application.

  Difference between manufacturing and service industries

Discuss whether the ERP software is mostly suitable for manufacturing companies or whether it can be used in service industries also.

  Er diagram of cardinality and modality

ER Diagram of cardinality and modality bank management system and discription of bank management system

  Develop new user and new role for assistant dba

You need to develop new user named ASSOCDBA1 and new ROLE named JRDBA1 which can be used for assistant DBA. You wish the new role to contain DBA role that the SYSTEM user ha

  Based on the schema write sql statements

Based on the schema write SQL statements and provide the equivalent relational algebra expressions - relational algebra expressions return and give the equivalent SQL statements.

  Create library database schema structure

The library System stores 3 type of informations: Users ( USID, USNAME, USMob, USEmail, USDept,USStartDate, NofBooks). Create the library database schema Structure.

  Illustrate concurrency control method by two phase locking

For each table argue whether or not interference with another transaction is possible. Illustrate concurrency control method using two phase locking.

  Prepare a dfd and context diagram for the system

Journal entries have to be reconciled with the spreadsheet on a daily basis - Prepare a context diagram for the system and also prepare a diagram 0 DFD for the system

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd