Class Notes: 3/27/06

Note Takers: Thomas Molesky and Catherine Palma

BU 5115 - Operations Management (Spring  2005 TEST 3 Dr. A. Ebrahimi)                                                                                         

Answer 5 out of 7  questions and include Q1.

Each part of question should be answered separately since it would be graded separately.  Use copy and paste to word document. As soon as you finish the first question print and hand it in to be graded)

Q1) In your project, as a Operation Manager of a business compare your  Strategy Decisions with Hard Rock Cafe Project Manager. (Answer four of the following questions). Each part has 5 points.

Q1a) Explain your mission in compare with Hard Rock Café.
Q1b) What is the theme of your project in compare with Hard Rock Café?
Q1c) What are your tasks and sub-tasks in compare with Hard Rock?
Q1d) How do you handle crisis in compare to Hard Rock Cafe?
Q1e) How are your employees rewarded in compare with Hard Rock Cafe?
Q1f) How the layout of your business is different from Hard Rock Cafe.
Q1g)  How do you deal with Forecasting in compare with Hard Rock Cafe?
Q1h) How globalization is handled in your project compare with Hard Rock Cafe.

 

Q2) Answer the following

Q2a) What is Linear Programming?  Give an example for an operation manager. (5pts)

Q2b) What is the goals of JIT and What is Lean Production systems? Give an example for each. (5pts)

Q2c) What is Transportation Modeling? Give an example. (5pts)

Q2d) How a multifactor productivity is calculated? Give an example. (5pts)

Q3) Choose CPM or PERT and show the following:

For CPM:
Q3a) Activity table and predecessor table.(4pts)
Q3b) Network diagram. (4pts)
Q3c) Forward pass, calculate Early Start, Early Finish, and Slack. (4pts)
Q3d) Backward Pass, calculate Late Start, Late Finish, and Slack (4pts)
Q3e) Find the Critical Path (4pts)

For PERT: Each part has 4 points.
Q3aP) Show a time table with expected time and variance.
Q3bP) Show the project variance and project standard deviation.
Q3cP) Show the probability of project completion at certain time.
Q3dP) Determine project completion time for a given confidence level.

Q4) Pick two of the Job Priority Rules for Dispatching Jobs (FCFS, SPT, EDD, LPT) and answer the following for four jobs A, B, C, D with given processing time and job due date: Each part has 5 points

Q4a) Calculate the Flow Time and Job Lateness (hint: Use Flow Time to calculate Lateness)
Q4b) Calculate the Average Completion Time
Q4c) Calculate Utilization
Q4d) Calculate the Average of Lateness

Q4 Extra Credit) Process the above jobs with two work centers. Give your own processing time for each center.  Show how many hours it will take for all the jobs to be completed. Use Johnson's Rule to minimize processing time and total idle time. (10pts)

Q5) Answer 4 of the following and each part has 5 points

Q5a) Give three differences between goods and services and give an example for each.

Q5b) Describe Motorola's strategy for Total Quality Management. What are three of the rules?

Q5c) What is Total Quality Management?

Q5d) What is Competitive Advantage?

Q5e) What are five of the ten measures of quality of service?
 

Q6) Choose MS Project to show any of the following: (20 pts)

Q6a) Precedence table

Q6b)  Gantt chart

Q6c)  Project network

Q6d) Tracking project progress
 

Q7) Use Excel to perform any of the following: (20 pts)

Q7a) By using Excel analyze a weighted moving average forecasting for a company of your choice. Provide your own data.

Q7b) Use Excel for Options for Increasing Contribution for three different options (Marketing, Finance/Accounting, OM options) Explain the difference between each option.

Q7c) Use Excel to make calculations for forecasting, for example: MAD, MSE and MAPE for 9 quarters of a company.

Class Notes: 2/27/06

 

Note Takers: Thomas & Catherine

·         Results of Quiz on Wednesday

·         Mid-Term à M/T due Mon, Mar 27th

o       Get ready

§         Anouge +1 Discovery of the System Failure

§         Ijaz +1 Projector

o       Material

§         IT’S NOT T/F, BUT ESSAY

·         Copy & paste permitted

·         Indicate your sources

1) DEFINITION:

§         What is OM about?

§         Difference between service and good?

§         What is good and what is service?

·         Watermelon – good

·         Service: non-tangible (book)

o       Ex: Consultant

§         10 Decision Strategies of OM

·         Find out the 10

·         Nicole brought up maintenance

·         Dealing w/ quality

·         Lowering Cost & waste

·         Uniquness/differeation -Nicole +1

·         Responses Thomas +1

·         Example of maintenance & 50,000 mileage - car

o       Service

o       Replacement

·         Maintenance Ex à Dell

§         Competitive advantage

·         How can you be competitive?

2) Statistical advantage and analysis in OM

·         Standard deviation

·         Regression

·         1 Project on statistical analysis

§         How OM save better than marketing and accounting?

3) Globalization

·         What are the 5 reasons you want to globalize a company/internationalize?

·         Politic & Risk

4) CPM & PERT

·         PERT Extra Credit for now

·         Whichever you want

·         CPM is easy to follow

·         HW Assignment – Next Monday

o       Something on CPM

o       Look at what it is?

o       Look at current CPM?

o       How would you make 1?

o       Seven steps you shouldn’t have problem until the 5th one

o       Only two of them with problem is acceptable because of confusion

o       At the end of each chapter, power point presentations as well as videos – TAKE ADVANTAGE OF THE RESOURCES

o       Look at class notes from this and last semester’s notes on site

o       PLEASE DON’T RELY ON EACH OTHER

§         Professor wants to help all for the Project manager world

5) Class Project

How would you be an OM for a Company?

§         Presentation

·         Presentation each +5

§         On Midterm & Final

§         What is your strategy & what company that you will do?

§         Month to put together

§         Strategies for OM manager?

6) Class/Research Term Paper

§         Mid-term & Final

·         Get ready (mid-term)

o       Success and failure stories on OM

§         How do they become successful?

§         Look at people who engage risk by looking at their project

§         Cost of maintenance – cost of new 1 à ex: AV ( No longer state of art, but history )

·         Cost $30,000 to drill holes (approximate)

§         Ex: Queensboro & Manhattan

§         Cost of maintenance becomes historical

·         In past

§         Example of tallest bridge: Barcelona & Paris

·         How much was the cost?

·         OM manager dealt w/ it?

·         Are they going to make money?

§         Hard Rock Café – ex of success story

·         Four HWs Done ASAP

o       Professor will check to see if you’re up to date

·         Class Assignment

o       Look at previous class notes

o       Time to print and give it to Professor Ebrahimi

o       Go to internet – Book or find any CPM on internet & work out as yours

§         Seven Steps

·         What are subtasks?

·         Table giving time of finishing

·         Draw the network

o       Identify four & pick something different from book

·         DO NOT ASK ANYONE TO HELP YOU – MANAGE IT!! Show leadership!!!

§         Just give four of five steps is fine

o       200 examples: hospitals, etc.

o       Good ones online exist

 

 

Book:

Charmain +1

 

 

Description à activity à Predecessor à Duration

 

Put activity on the node, not on the arrow à

 

Source:http://hadm.sph.sc.edu/Courses/J716/CPM/CPM.html

 

Stopped @ 9:22 PM

Robert Presents: CPM

Anyone needing information, please e-mail SixersGNY@msn.com

Catherine's Website: http://www.geocities.com/cp41085/OperationsManagementHP.html