Create requirements and the ER diagram for a scenario

Assignment Help Database Management System
Reference no: EM131860893

Exercises - Create requirements and the ER diagram for a scenario with two entities (both with several attributes) involved in the following relationship:

a. 1:M relationship, where participation on the 1 side is mandatory and participation on the M side is optional.

b. 1:M relationship, where participation on the 1 side is optional and participation on the M side is mandatory.

c. 1:M relationship, where participation on both sides is mandatory.

d. 1:M relationship, where participation on both sides is optional.

e. M:N relationship, where participation on one side is mandatory and participation on the other side is optional.

f. M:N relationship, where participation on both sides is mandatory.

g. M:N relationship, where participation on both sides is optional.

Reference no: EM131860893

Questions Cloud

Discovery of america : 'The discovery of America and that of the passage to the East Indies by the Cape of Good Hope, are the two (2) greatest events recorded in the history
Create an argument against using a simulation : Create an argument against using a simulation. You can create a general argument or describe a real or fictional example that would not work well.
Why do you think native americans raided the white settlers : Why do you think Native Americans raided the white settlers? Did the Native Americans seem to want peace? Explain why or why not?
Power of the federal government : Two famous presidents, Jefferson, and Jackson made big decisions in their presidency that increased the power of the federal government
Create requirements and the ER diagram for a scenario : Create requirements and the ER diagram for a scenario with two entities - M:N relationship, where participation on both sides is mandatory
Create a cause-and-effect diagram : Create a cause-and-effect diagram to identify, analyze, and graphically depict all potential causes related to the problem, in order to uncover its root causes.
Rely on the united states government : Without them, they had to rely on the United States Government to provide food and supplies. This made forcing them into reservations all the easier
Recurring idea in american history : A recurring idea in American History is the friction caused by this ongoing dynamic: reconciling individual pursuit of self-interest.
Determine the pros and cons of multilevel planning : Suggest at least three strategies (not discussed in the case study) to successfully conduct multilevel planning. Explain each strategy.

Reviews

Write a Review

Database Management System Questions & Answers

  Identify the potential sale and department store transaction

Evaluate whether the use of a distributed DBMS structure is appropriate and identify the optimization techniques that should be factored in to enhance the operations of the database in your design.

  Importing and analyzing sales data

Importing and Analyzing Sales Data- Security Enablers is a national company that provides security systems for small businesses. They have asked you to use the company template and import sales for the last five years

  Establish relationship types between entities

Establish relationship types between entities. Customers log on to our Web site and place an order or call an employee who places the order on the customers' behalf.

  Discuss the steps you used to complete your lab

DBM405A- Discuss the steps you used to complete your lab. Were you successful? What did you learn? What were the results? Explain what you did to accomplish each step.

  Relational and logical operators to evaluate logical

Boolean w6 using Relational and Logical Operators to Evaluate Logical (Boolean) Expression Evaluate the logical (Boolean) expressions in the following exercises and circle the correct answer after you evaluation

  Explain what is meant by the process of denormalization

M359 Relational databases: theory and practice Assignment. Explain what is meant by the process of denormalization and how it is done. Explain why we may need to use denormalization (i.e. provide the motivation for denormalization)

  Create relationships between the tables

Explain why a Database Management System is the appropriate tool for this project - explain why this Database Management System was developed as a Relational Database.

  Describe the purpose of the database

Based on your research and / or common knowledge of a college and the information tracked by a college, describe the entities of the database.

  Advantage storing metadata in tables

What advantage is there in storing metadata in tables? Is Microsoft Access a DBMS? Why or why not? List the several consequences of a poorly designed database.

  Perform a functional dependency analysis

Perform a functional dependency analysis, and include it as part of your deliverables, for every step of the normalization process.

  Why you believe the researcher adopted the specific approach

Follow this with a few pages in which you compare and contrast these. Clearly identify what is similar and different between the designs, and then explain why you believe the researcher adopted this specific approach.

  Key value of fourth index record on top level

What is the key value of the 4th index record on the top level, assuming each index record points to the record with the highest key value in a block of the next level down?

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