BU 5115 Operations Management                                                                                                  Dr. Ebrahimi

Test 1 True / False                                                                                                                             Spring  2006

delete unwanted answer and email the test to ebrahimidr@gmail.com and print it

Name______________________________________

T / F 1GI) The definition of Earliest Time (ES) is an activity that can start, assuming all successors have been started.

T / F  2) The definition of Critical Path Method (CPM) is the longest and shortest path through the network (activities).

T/  F  3) Operation is the creation of goods and services.

T / F  4) One of the competitive advantages is offering high quality with high technology.

T / F 5) Project Management consists of Planning, Staffing, Controlling, Maintaining, and Selling.

T / F 6) E-Commerce is the use of computer networks, primarily the Internet, to buy and sell products, services, and information

T / F 7) Standard deviation is a statistical measure of spread or variability.
 

T / F 8)  The median is the same as the average.

T / F 9) The vision of an organization is the purpose for being, which provides boundaries and focus and describes their contribution to society. 

T / F 10) The first step in using CPM is determining which tasks has the longest time.

T / F 11) Production is creation of goods and services.

T / F 12) Henry Ford's "Principles of Scientific Management" aided in creating the best way to produce.

T / F 13) Planning involves setting goals, defining projects, and team organization. 

T / F 14) Supply-chain partnering is one new trend in operations management.

T / F 15) If a company wishes to globalize, it can expect that approximately the same technology will be available in all countries of interest.

T / F 16) PERT requires three estimates of activity completion time, while CPM only requires a single estimate.

T / F 17) In the term of studying operation management, WBS stands for World Broadcasting System.

T / F 18) When slack is 1 we always find critical path method.

T / F 19) Mission of Hard Rock Café was (1) Serve all, Love all (2) All is one (3) Humanity is Instrumental, (4) Save the planet and (5) take time to be Kind.

T / F 20) OM is the set of activities that create value in the form of goods and services by transforming goods to service.

T / F 21) Two advantages of companies going global is lower wages and lower taxes.

T / F 22) Using PERT will double the time it takes your project to be completed.

T / F 23) There can only be one critical path.

T / F 24) Critical variables in productivity are labor, capital and management, contributing to about 52%, 38%, and 10% of the annual increases respectively.

T / F 25) A mission is the rational for the organization’s existence, thus stating what it will contribute to society. 

T / F 26) The five strategic decisions of OM are product design, quality, process design, location selection, layout design, human resources and job design, supply-chain management, inventory, scheduling, and maintenance.    

T / F 27) Effective scheduling leads to lower costs but not time.

T / F 28) These are the 3 specific approaches used by OM to achieve globalization: Differentiation, Low cost, Response, and Cheap Labor.

T / F 29) Hard Rock Café manager relies solely on sophisticated database for forecasting.

T / F 30) PERT stands for Path Evaluation and Reasoning Tool.

T / F 31) CPM works with three expectation times.  

T / F 32) Slack means the ability to maneuver in time without delaying completion of the project.

T / F 33) E-commerce can increase economic efficiencies by matching buyers and managers.

T / F 34) Global companies may be able to attract and keep the talent necessary for success.

T / F 35) One benefit of globalization is that a company may learn new markets for its product.

T / F 36) Increased flexibility of locations is a benefit of traditional businesses.             

T / F 37) Critical path of a network is the path with the fewest activities.                     

T / F 38) One difference between a good and a service is that services are often produced and consumed simultaneously.

T / F 39) Operations management has virtually no impact upon the overall strategy of an organization.

T / F 40) PERT requires one estimate of activity completion time, while CPM only requires three estimates.

T / F 41) The management process consists of only planning and controlling.

T / F 42) Operations managers are moving more decisions to the individual worker.

T / F 43) E-commerce decreases economic efficiencies by matching buyers and sellers.

T / F 44) The three major business functions necessary to all organizations are marketing, accounting, personnel.

T / F 45) With respect to PERT and CPM, slack is the amount of time a task may be delayed with out changing the overall project completion time.

T / F 46) The critical path is the sequence of activities that have a zero slack time; in other words they must each start at their earliest possible start time and be completed in no more than the estimated time for the overall project be to completed on time.

T / F 47) The project managers just have to be responsible to ensure the project could be finished on time within the budget without any other factors.

T / F 48) Competitive advantages are differentiation, lower costs, and response.

T / F 49) Two ways to do Critical Path Method is the forward pass which starts from ES, and backward pass which starts from end an compute LS and LF.

T / F 50) Operations management (OM) is the creation of goods and services. 

T / F 51) Bill Gates and Gantt Chart are the fathers of scientific management.

T / F 52) There are five important decision areas in OM, such as design of goods and services, managing quality, supply chain management, scheduling, and maintenance.

T / F 53) There is not much difference between goods and services.

T / F 54) The difference between goods and services is that goods can be resold but reselling a service is unusual.

T / F 55) With Gantt Charts it is still difficult to see how jobs (activities) are overlapped.

T / F 56) In Hard Rock Cafe Korea, they serve Korean food as the main dish.

T / F 57) With MS Project, one can see critical path by entering the activity durations and precedence.

T / F 58) In Hard Rock Cafe Korea, they serve little food.

T / F 59) Korean people like to stay out later than Americans.

T / F 60) In Delta service activities for jets, fueling is overlapping with passenger boarding.

T / F 61) Operation crew means aircraft check may overlap with passenger boarding and baggage loading.

T / F 62) Excel is more suitable than MS Project for activity network.

T / F 63) CPM was developed by US Navy in 1958.

T / F 64) Scheduling a service system is the same as scheduling a manufacturing system.

T / F 65) In both PERT and CPM, you need to know precedence relationship, interdependencies, and activity time estimates.

T / F 66) Class project is to do CPM for a hospital.

 
T / F 67) The final project is to become an operations manager for TLC.

T / F 68) There is a writing research project as an extra credit.

T / F 71) Slack means negligence in operations management terms.

T / F 72) Finding ES is to find the minimum of all immediate predecessors.

T / F 73) WIth CPM, a 25 week activity can be reduced to 15 weeks of activity without compromising quality.                                                                                                                    

T / F 74) There are seven steps in CPM and the hardest is predecessor table.

T / F 75) Most of Boeing productions is in US.

T / F 76) Most companies go to Mexico because of new market.

T / F 77) Dell is a company that has an excellent customer service.

T / F 78) Selling watermelons is a good example of service.

T / F 79) Creation of tangible product is an example of good.

T / F 80) Wikipedia has a good definition for Operations Management.

T / F 81) Alfred Sloan is one of the founders of globalization.

T / F 82) Henry Ford created assembly line.

T / F 83) 53% of US growth has been due to goods management.

T / F 84) The tallest bridge connects Spain to Italy.

T / F 85) Harley Davidson motorcycle is an example of lower cost as its competitive advantage.

T / F 86) An Operations Manager can save more than a marketing manager and accounting manager combined.

T / F 87) The author of the text book is Jay Heizer and Prof. Ebrahimi.

T / F 88) One of the assignments is to find the standard deviation.

T / F 89) Rabbits run faster than dogs because of its legs.

T / F 90) OM is a set of activities that create revenue in the form of goods and services.

T / F 91) Hard Rock Cafe is a good example because of its food service.

T / F 92) The deadline for assignments are by the midterm.

T / F 93) In Fischer company, OM managers made more money than marketing managers.

T / F  94) Boeing has 200 deaf employees.

T / F 95) China has been the largest single country in dollar value for Boeing.

T / F 96) Thomas and Palma are the captains of the class.

T / F 97) Improve supply chain is one of the reasons for globalization.

T / F 98) The taste of toothpaste is the same in all countries.

T / F 99) Professor Lyons teaches OM at St.John's.

T / F 100) Best to catch Professor Ebrahimi before and after the class.