Ask Question, Ask an Expert

+1-415-315-9853

info@mywordsolution.com

Ask DBMS Expert


Home >> DBMS

Q1. Make an E-R diagram for the given problem definition:

Each company operates 4 departments, and each department belongs to 1 company. Each department uses one or more employees, and each employee works for 1 department. Each of the employees might or might not encompass one or more dependants, and each dependant belongs to the 1 employee.

Q2. Illustrate the various kinds of constraints imposed on the Generalization in an E-R diagram?

Q3. describe how you would map the given ER constructs into relations. prepare down appropriate illustration?

a) Aggregation

b) Ternary relationship

c) Inheritance

Q4. Describe the various possible states of the transaction with the assist of a diagram.

DBMS, Programming

  • Category:- DBMS
  • Reference No.:- M911768

Have any Question? 


Related Questions in DBMS

Assignmentconsider the employee database with the following

Assignment Consider the employee database with the following list of tables. Please create these tables with appropriate primary keys & foreign keys. The list of tables is: Company(cid, company_name, city, state) /* city ...

Moving average forecasting modelsmoving average forecasting

Moving Average Forecasting Models Moving average forecasting models are powerful tools that help managers in making educated forecasting decisions. A moving average is mainly used to forecast short historical range data. ...

Discussionnormalization and redundancy please respond to

Discussion "Normalization and Redundancy" Please respond to the following: • Suggest one of the problems that normalization seeks to solve within a database. Describe one example of your suggested problem, and explain th ...

Use sql management studio to create a database called

Use SQL Management Studio to create a database called ITCO630_P1.MDF. Be sure to store the database in a location that you will remember. Add the following tables and data to the database. Use the appropriate field types ...

Assignmentthis must be your own unique work you cannot have

Assignment THIS MUST BE YOUR OWN UNIQUE WORK: you cannot have the exact same table as another student and you cannot turn in something you find online!Your work will be checked against a plagiarism database. The format m ...

Assignment1write a query that retrieves studentlastname

Assignment 1. Write a query that retrieves student.last_name, student.first_name and total number of enrollments from the student and enrollment tables. Your query should also include students that do not have any enroll ...

Data warehouse1 review the submission hokie resort

Data Warehouse 1. Review the submission Hokie Resort situation description to understand the problem domain(see Business Situation Description below) 2. Write the three most important questions that management must answe ...

Exercise 1 - html and Exercise 1 - HTML and XML ID Name Stars Facilities Address Distance

Exercise 1 - HTML and XML ID Name Stars Facilities Address Distance from center (KM) Available 1 Les Jardins du Marais 3 Internet 74 rue Amelot, Paris, 75011 2 True 2 Golden Tulip Little Palace 4 Internet Gym Parking Res ...

Lab 2 modifying a database design in visiothis assignment

Lab 2: Modifying a Database Design in Visio This assignment contains two Sections: Visio Diagram and Design Summary. You must submit both sections as separate files in order to complete this assignment. Use "Appendix A: ...

Oracle erp systemsoracle provides erp solutions for

Oracle ERP Systems Oracle provides ERP solutions for mid-size business organizations. For this assignment, you are to write a research report on these ERP solutions. Your report should include: • a description of Oracle ...

  • 4,153,160 Questions Asked
  • 13,132 Experts
  • 2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

Section onea in an atwood machine suppose two objects of

SECTION ONE (a) In an Atwood Machine, suppose two objects of unequal mass are hung vertically over a frictionless

Part 1you work in hr for a company that operates a factory

Part 1: You work in HR for a company that operates a factory manufacturing fiberglass. There are several hundred empl

Details on advanced accounting paperthis paper is intended

DETAILS ON ADVANCED ACCOUNTING PAPER This paper is intended for students to apply the theoretical knowledge around ac

Create a provider database and related reports and queries

Create a provider database and related reports and queries to capture contact information for potential PC component pro

Describe what you learned about the impact of economic

Describe what you learned about the impact of economic, social, and demographic trends affecting the US labor environmen