Drawn a pert diagram and then list all paths

Assignment Help Operation Management
Reference no: EM131119463

1. BOOK USED IS Kendall & Kendall systems analysis and design 9TH ED. (8TH ED WILL WORK OK)

Question 1

a) Read the Consulting Opportunity 1.1 "Healthy Hiring: Ecommerce Help Wanted" (Kendall & Kendall page 3) and answer the following question:

How important is it that the person being hired has some basic business understanding?

For this question, please limit you response to a maximum of 50 words.

b) As a systems analyst, you have set up an interview with the manager John Smith in the shipping department. Your objective is to determine how shipping works and what the information requirements for the new system will be. Make a list of three closed-ended questions and three open-ended questions that you would use in this interview.

c) Suppose you are evaluating two hardware lease proposals. Option 1 costs $6,500, but requires that the entire amount be paid in advance. Option 2 costs $8,000, but the payments can be made $1,600 now and $1,600 per year for the next four years. If you do a present value analysis assuming a 15 percent discount rate, which proposal is less expensive?

d) In the following proposed DFD design, there are some typical errors among external entities (E), processes (P) and data stores (DS).

Identify and explain any errors in the following design.

Question 2

You are a project manager at L & D Inc., specialized in information technology and network engineering. One of your junior systems analyst came to you for an advice of a technology to capture user information requirements. He described to you that he had talked with his client several times in the past week to define user information requirements. Each time he thought he had captured user information requirements, they've already changed. Finally, he thinks his clients do not even know what they want for their system.

a) Give your junior systems analyst an advice of a technology that he could use to capture user information requirements

b) Explain to him how this technology can help him to better define users' information requirements

For this question, please limit you response to a maximum of one page.

Clarification:

Students should take the word "technology" as being defined in several dictionaries as a scientific method, technique, theory, or practice to solve a practical problem. I copy here some definitions of the word "technology" from several dictionaries so you might refer to answer your question.

1. The application of science, especially to industrial or commercial objectives.

2. The scientific method and material used to achieve a commercial or industrial objective.

1. The application of practical sciences to industry or commerce.

2. The methods, theory, and practices governing such application a highly developed technology.

1. The use of scientific knowledge to solve practical problems, especially in industry and commerce.

2. The specific methods, materials, and devices used to solve practical problems.

Question 3:

Mr. Smith, who owns a furniture company, wants to develop an information system for tracking shipments to warehouses. Using the data from the table below, please do the following:

1. Draw a Gantt chart to help Mr. Smith organize his design project.

2. When is it appropriate to use a Gantt chart? What are the disadvantages?

3. Drawn a PERT diagram and then list all paths, calculate and identify the critical path.

Description

Task

Must Follow

Time (Weeks)

Generate data flow

A

None

7

Build decision tree

B

A

4

Build data dictionary

C

B

10

Write up project

D

C and H

4

Design output prototype

E

None

2

Revise output design

F

E

9

Write use cases

G

None

10

Design database

H

G and F

8

Question 4:

As a system analyst of AJ Food Services company, you are responsible to build a Web-based employee benefit system that employees can use to view information regarding how much money is taken out of their paychecks for health insurance, retirement, and taxes. The system objectives and requirements are as follows:

1. It allows employees to use a secure logon to view their employee benefit information.

2. It interfaces with a health insurance company to obtain the amount in the employee's account for the year.

3. It interfaces with a retirement company to obtain retirement amounts saved along with investment results.

4. It interfaces with the human resources tax department of AJ Food Services company to obtain information about federal and state taxes and other taxes.

5. It requires employees to register and then give permission to obtain

a. Financial amounts from the health insurance company and the retirement company
b. Tax information from the human resources tax department

Create a context-level data flow diagram for the employee benefit system.

Question 5:

Consider a project management system in which each employee is assigned to a specific department and employees from several departments often are assigned to special project teams, however, when a new product is launched or for major marketing events. Note that the project hours are the number of hours that employees charge to their assigned projects. The following is an example of an un-normalized PROJECT-DATA table for two projects.

PROJECT-DATA

Project Number

Project Name

Start Date

Employee Number

Employee Name

Job Title

Department Number

Department Name

Project Hours

2000

Project MARS

01/10/2012

89

Smith

Manager

1001

Web Design

150

 

 

 

18

Jones

Engineer

1001

Web Design

100

 

 

 

95

Mike

Technician

1005

Desktop

150

2010

Project PDRS

04/15/2012

36

Catherine

Programmer

1020

Software

1500

 

 

 

89

Smith

Manager

1001

Web Design

90

Perform the normalization process to convert the above un-normalized table to:

1. First normal form (1NF).
2. Second normal form (2NF).
3. Third normal form (3NF).

Please show all your work. Please show each step along the way and identify primary keys, if any, in each table in each step. (25 points)

Question 6:

Draw an entity-relationship diagram (ERD) in the third normal form for a "student database record" system based on the following situation:

• A student may live in only one residence hall, but each residence hall usually has many students.

• Each student may register for many courses, and each course may have many students.

• Each student may have many professors, and each professor may teach many students.

• Each student may register for many sports, and each sport may have many students.

• Each student may have many sport coaches, and each sport coach may coach many students.

Identify relationships among the diagram entities as "one-to-one" and/or "one-to-many", if any. Identify entities as "entity" or "associative entity".

Reference no: EM131119463

Questions Cloud

Which type of corporation is more likely to be a shareholder : Which type of corporation is more likely to be a shareholder wealth maximizer —one with wide ownership and no owners directly involved in the firm’s management or one that is closely held?
Create the home page for your web site using the mock-up : Using Dreamweaver, create the home page for your Web site using the mock-up from the Phase 1 Individual Project. Your HTML cannot include any tables at this point in the project.
What damages could be observed in the town : Only small side street are still dirt roads. What damages could be observed in the town after the earthquake?
What are the issues for rural and underserved health : What are the issues for rural and underserved health? How the United States government has tried to tackle the issues in this area
Drawn a pert diagram and then list all paths : Draw a Gantt chart to help Mr. Smith organize his design project. When is it appropriate to use a Gantt chart? What are the disadvantages? Drawn a PERT diagram and then list all paths, calculate and identify the critical path.
Functions of the skeletal and nervous system : For this assignment, you will explore the structure, features, and functions of the skeletal, articular, muscular, and nervous systems. Your paper must include an introduction, body, and a conclusion
The difference between database types and capacities : Write a 50- to 150-word response to the following question. Be clear and concise, use complete sentences, and explain your answers using specific examples.
Find examples of operations and supply chain strategies : Using newspaper, magazines, or the Internet, find examples of operations and supply chain strategies. Write a few paragraphs describing the situation and the strategies being pursued.
Explanation of what a managed care organization : An explanation of what a managed care organization (MCO) is and how MCOsevolved. The identification of the accrediting bodies for MCOs and an explanation of the types of care they oversee

Reviews

Write a Review

Operation Management Questions & Answers

  Book review - the goal

Operations Management is about a book review. Title of the book is "Goal". This book has been written by Dr. Eliyahu Goldartt. The book has been appreciated by many as one of those books which offers an insight into the operations and strategic capac..

  Operational plan in hospitality enterprise

Operational plan pertaining to a hospitality enterprise is given in detail in the solution. The operational plan is an important plan or preparation which gives guidelines regarding the role and responsibilities of each and every operation at all lev..

  Managing operations and information

Recognise the importance of a strategic approach to the development and deployment of organisational information systems. Demonstrate an understanding of the importance of databases and their integration to the organisation's overall information mana..

  A make-or-buy analysis

An analysis of the holding costs, including the appropriate annual holding cost rate.

  Evolution and contributor of operations management

Briefly explain Evolution and contributor of Operations management.

  Functions and responsibilities of an operations manager

A number of drivers of change have transformed the roles, functions and responsibilities of an operations manager over recent years. These drivers have not only been based on technological innovations but also on the need for organisations to develop..

  Compute the optimal order quantity

Compute the Optimal Order quantity of DVD players. Determine the appropriate reorder point.

  Relationship to operations practice in the organisation

Evaluate problems in operations and identify approaches to overcoming them. Critically evaluate operating plans and identify areas for improvement. Justify, implement and evaluate changes to operations in line with modern approaches.

  A make or buy analysis

Develop a report for Figi Fabricating that will address the question of whether the company should continue to purchase the part from the supplier or begin to produce the part itself.

  Prepare a staffing plan

Prepare a staffing plan showing the change of your unit from medical/surgical staffing to oncology staffing.

  Leadership styles in different organizations

Ccompare the effectiveness of different leadership styles in different organizations

  Risk management tools and models

Be able to understand the concept of risk, roles and responsibilities for risk management and risk management tools and models.

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