What is the purpose of creating a logical process model

Assignment Help Database Management System
Reference no: EM131418852

Data Base Systems Assignment

Part 1: Answer the Module Review Questions listed below. These questions were chosen to demonstrate your understanding and help you assess your progress.

1. What is the purpose of creating a logical process model and then a physical process model? What information is found on the physical DFD that is not included on the logical DFD?

2. Distinguish between a control module, subordinate module, and library module on a structure chart. Can a particular module be all three? Why or why not?

3. Where does the analyst find the information needed to create a structure chart? Describe the purpose of program specification.

4. What is the difference between structured programming and event-driven programming?

End of Module Questions - Part 2

Critique the following structure chart that depicts a guest making a hotel reservation. Describe the chart in terms of fan-in, fan-out, coupling, and cohesion. Redraw the chart to improve the design.

1467_Structure Chart.jpg

Reference no: EM131418852

Questions Cloud

Why is it preferable to use the parametric test : If your data meet the assumptions of the parametric test, why is it preferable to use the parametric test rather than the nonparametric alternative?
Define law in your own words : Define law in your own words. Why did we start creating laws? How has law changed over time? How has law changed with the development of technology? Give an example of something you feel should be a law that is not.
The nature of compensation : For our first question, take a moment to think about compensation. What does compensation mean to you as an employee? Talk to your colleagues at your workplace. What do they think about compensation - and how well they are believe they are compens..
Cultural diversity in health and illness : HCS316: Describe the term "illness" and be sure to consider it from the following perspectives: cultural, socioeconomic, gender, educational, and professional.
What is the purpose of creating a logical process model : What is the purpose of creating a logical process model and then a physical process model? What information is found on the physical DFD that is not included on the logical DFD?
Convert the following scale data to ordinal or ranked data : Convert the following scale data to ordinal or ranked data, starting with a rank of 1 for the smallest data point.
Describe the trends and patterns in migration for your state : Explore the FBI and Census websites, do the following:Describe the trends and patterns in crime for your state and local city or zip code for the last 10 years.Describe the trends and patterns in migration for your state and local neighborhood for th..
Manufacture of computer server components : CapraTek has a long history as a leader in the design and manufacture of computer server components and continues to provide innovative solutions to industry needs.
Convert the given scale data to ordinal or ranked data : Convert the given scale data to ordinal or ranked data, starting with a rank of 1 for the smallest data point.

Reviews

Write a Review

Database Management System Questions & Answers

  Discuss the main characteristics of the database approach

Please submit at least 250 words for this portion of the discussion forum. Discuss the main characteristics of the database approach and how it differs from traditional file systems. With what other computer system software does a DBMS interact

  Create an e-r diagram of entities, attributes & relationship

Using the script file below to create an E-R diagram of the entities, attributes and relationship.

  Analyze step that you would use in order to convert database

Describe the steps that you would use in order to convert database tables to the First Normal Form, the Second Normal Form, and the Third Normal Form.

  Submit a description of your proposed database application

Submit a description of your proposed database application, some examples of potential attributes, your proposed DBMS, and a description of your DBMS experience/proficiency (novice, some experience, expert).

  Did any of the data surprise you or strike you as odd

Did any of the data surprise you or strike you as odd? How does pay correlate to projected number of new jobs? How does projected replacement needs data correlate to projected new jobs data?

  Write one sql statement to implement

Write ONE SQL statement to implement each of the tasks. Please do not hardcode to skip joins (your code need to work regardless of rows in the tables) - write an anonymous PL/SQL program to print out the room size of room 400. Please use implicit c..

  System analysis hi this is mohammed i need your help kindly

hi this is mohammed i need your help kindly find the attached file and try to finish at the soonest as i need to submit

  What is difference between authentication and authorization

What is the difference between authentication and authorization? What are six problems with using operational data for BI processing? What is an SQL injection attack? What is the difference between a database and a DBMS?

  Identify the stakeholders for your selected scenario

Identify the stakeholders for your selected scenario. Create a plan for an hour-long interview with representatives of these stakeholders. Then meet with the instructor to discuss possible answers to the questions.

  Relational algebra expressions for names of salespeople

Illustrate relational algebra expressions for names of all salespeople, names of all salespeople having ORDER row and names of salespeople not having ORDER row.

  Creating database

Question 1: Start Access. Open the downloaded Access file named exploring_acap_grader_h1_College. Question 2: Import the exploring_acap_grader_h1_Transfer.xlsx Excel workbook into a table named Transfer Schools. While importing the data, choose St..

  Database design morgan importing problem

Phillip Morgan, the owner of Morgan Importing, makes periodic buying trips to various countries. During the trips, he keeps notes about the items he purchases and basic data about their shipments. He hired a college student as an intern, and she t..

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