Mgt613 Final Fall2007 S4

WWW.VUSR.ORG www.LifeFunda.Com FINALTERM EXAMINATION FALL 2007

Marks: 60

MGT613 ­ PRODUCTION / OPERATIONS MANAGEMENT (Session ­ 4 )

Time: 150min

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Exam Date:

Wednesday, March 05, 2008

Please read the following instructions carefully before attempting any question: All questions are compulsory. This exam consists of 15 Multiple Choice Questions (MCQs) carrying 1 mark each; 5 True/False statements carrying 1 mark each;5 Fill in the Blanks carrying 1 mark each; 1 Short Question carrying 5 marks; 2 Numerical Problems carrying 10 marks each; and 1 descriptive question carrying 10 marks. For each MCQ, read the available choices carefully and choose the most appropriate choice which you consider is the correct answer. To answer fill in the blanks questions, write the word which you think is the most suitable by comprehending the whole phrase. Attempt numerical problems with complete working (calculations). Failure to show complete working will result in deduction of marks. Remember not to spend too much time on any one objective type question since all objective type questions carry equal marks; it is important to manage your time according to the marks allocated to each question. Save your answer before proceeding to the next question. Do not click the “Finish” button while solving your paper. Once you clicked the “Finish” button, you will not be able to access your paper again. Click it at the end of your paper. That means you have submitted your complete paper. A clock is given in the exam software. Software will automatically close at the end of given time. Use of mobile phone is strictly prohibited. Switch off your mobile phone during the exam. Calculators are allowed to solve numerical problems. Mobile phones are not allowed for the same purpose. Failure to comply with the Supervisor’s directions will result in your test being cancelled. Please comply with supervisor’s directions to avoid any unpleasant event.

For Teacher's use only 7 4 5 6

Question Marks

1

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11

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21

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26

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Marks Question Marks

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17

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Total

Question No: 1    ( Marks: 1 )     ­  Please choose one The purpose of _________ is to avoid having one or a few employees stuck in monotonous jobs.

► Job enlargement ► Job rotation ► Job enrichment ► Job description Question No: 2    ( Marks: 1 )     ­  Please choose one Which of the following factors should a company consider while deciding upon a certain process choice?

► Capital requirements, leadership skills, technology and labor ► Technology, capital requirements, leadership skills and market conditions ► Labor, raw materials, market conditions and capital requirements ► Capital requirements, labor, technology and market conditions Question No: 3    ( Marks: 1 )     ­  Please choose one The focus of ___________ is customer satisfaction by incorporating quality into all phases of the organization.

► SWOT analysis ► Quality based strategies ► Operations strategies

► Organizational strategies

Question No: 4    ( Marks: 1 )     ­  Please choose one A disadvantage of __________ forecasts is the induction of personal biases.

► Qualitative ► Quantitative ► Associative ► All of the given options Question No: 5    ( Marks: 1 )     ­  Please choose one Applied research appeals to a wide spectrum of business organizations mainly because:

► It deals with a huge number of variables ► It has potential for achieving commercial applications ► It does not involve high costs ► It is relatively easy to conduct Question No: 6    ( Marks: 1 )     ­  Please choose one Cycle time can be calculated as:

► D/OT ► OT/D ► D+OT ► D-OT Question No: 7    ( Marks: 1 )     ­  Please choose one The four "costs of quality" include all of the following except:

► Internal failure costs ► External failure costs ► Supply chain failure costs ► Prevention costs

Question No: 8    ( Marks: 1 )     ­  Please choose one Numerous quality improvement strategies exist. Which of the following is not a strategy discussed by the author?

► ISO 9000 ► PPM Matrix approach ► Statistical process control ► Six Sigma approach Question No: 9    ( Marks: 1 )     ­  Please choose one The popular "seven tools of quality control" include all of the following except:

► Pareto chart ► Cause and effect (fishbone) diagram ► Scatter diagram ► Brainstorming Question No: 10    ( Marks: 1 )     ­  Please choose one Which of the following statements about Six Sigma is incorrect?

► Six Sigma employs structured process improvement technique. ► Six Sigma programs employ full time specialists called Black Belts. ► Six Sigma approach is best suited for manufacturing process. ► Data and metrics are vital in a Six Sigma approach Question No: 11    ( Marks: 1 )     ­  Please choose one A key supply chain management strategy for some firms is to rely upon outsourcing of tasks. Identify the incorrect statement concerning outsourcing of tasks or functions from the following.

► Outsourcing entails contracting with another firm to perform certain tasks or functions.

► A primary incentive for firms outsourcing various functions is the desire to focus on core competencies.

► Firms that perform the outsourced tasks are specialists and are able to achieve

economies of scale with the greater volume of business.

► All firms that outsource various activities achieve benefits including enhanced productivity, reduced cycle times, greater inventory turns, and higher customer service levels. Question No: 12    ( Marks: 1 )     ­  Please choose one Which of the following statements concerning differences between continuous review (Q systems) and periodic review (P systems) inventory systems is false?

► In periodic review systems, orders are placed after an elapsed period of time, P, has passed for a variable quantity of units.

► In continuous review systems, orders are placed for a fixed quantity of goods after a variable length of time has passed.

► Higher than normal demand during the order cycle leads to a shorter time between orders for Q Systems while in P Systems it leads to larger order sizes.

► P systems require a perpetual inventory count while Q systems require a periodic inventory counting system. Question No: 13    ( Marks: 1 )     ­  Please choose one Which one of the following is not an element of MRP System?

► Inventory Record ► Capacity Planning System ► Master Scheduling ► Sales and Operations Planning System Question No: 14    ( Marks: 1 )     ­  Please choose one Which one of the following is not an element of lean thinking?

► Value stream mapping ► Specifying value from customer’s point of view ► Striving for perfection ► Increasing the production capacity Question No: 15    ( Marks: 1 )     ­  Please choose one Which of the following statements is incorrect about lean thinking approach?

► Lean thinking approach can be extended beyond the production process including finance, marketing and accounting functions

► Lean thinking approach was popularized by Womack and Jones ► Lean thinking approach can be easily applied to service operations ► Lean thinking approach takes an internal perspective of the firm starting with the production process. Question No: 16    ( Marks: 1 )     ­  Please choose one The measures of quality used in manufacturing processes can be readily transferred to service operations.

► TRUE ► FALSE Question No: 17    ( Marks: 1 )     ­  Please choose one Parabolic trends are concaved upwards and downwards.

► TRUE ► FALSE Question No: 18    ( Marks: 1 )     ­  Please choose one A Histogram is a simple chart that differentiates the vital few causes from trivial many causes.

► TRUE ► FALSE Question No: 19    ( Marks: 1 )     ­  Please choose one The basic idea behind the ABC classification is to separately manage the inventories on the basis of the annual demand patterns.

► TRUE ► FALSE Question No: 20    ( Marks: 1 )     ­  Please choose one Just-In-Time manufacturing approach is well suited for a job-shop type of production process.

► TRUE ► FALSE Question No: 21    ( Marks: 1 ) Precedence diagram is used in _________ to display elemental tasks and sequence requirements. Question No: 22    ( Marks: 1 ) Operational strategies mostly function on two dimensions of quality management and ____________ . Question No: 23    ( Marks: 1 ) _____________is planning the tasks from the due date to determine the start date and/or any changes in capacity required. Question No: 24    ( Marks: 1 ) __________ refers to a system that renders unit or small lot production or service with varying specifications according to customer needs. Question No: 25    ( Marks: 1 ) __________ is the systematic study of the human motions used to perform an operation. Question No: 26    ( Marks: 5 ) Mr. Ali is the team leader at an organization ABC. While undertaking a project, he gave briefing to the team members about acceptance sampling. What could be the purpose of acceptance sampling in your view? How does acceptance sampling differ from process control? Question No: 27    ( Marks: 10 ) What are Gantt charts? How are they used in scheduling? What are the advantages and disadvantages of using Gantt charts? Question No: 28    ( Marks: 10 ) Given the following data: Period No. of complaints 1 34 2 39 3 25 4 22 5 40 Prepare a forecast using each of these approaches: a) A three period moving average b) A weighted average using weights of 0.50 (most recent), 0.30 and 0.20

c) Exponential smoothing with a smoothing constant of 0.40 Note: Give the answers with complete working (calculations). Failure to show complete working will result in deduction of marks. Question No: 29    ( Marks: 10 ) The Dine Corporation is both a producer and a user of brass couplings. The firm operates 180 days a year and uses the couplings at a steady rate of 40 per day. Couplings can be produced at a rate of 200 per day. Annual storage cost is $1 per coupling and machine setup cost is $30 per run. a. Determine the economic run size b. Approximately how many runs per year will there be? c. Compute the maximum inventory level Note: Give the answers with complete working (calculations). Failure to show complete working will result in deduction of marks.