MBA 4th Sem ASODL Production Planning And Control

MBA 4th Sem ASODL Production Planning And Control

MBA Assignment A

Question 1: a) Explain the forecasting process? What are the techniques for monitoring forecasts?

b) Explain various forecasting models.

Question 2: a) What is aggregate production plan? What are the pure strategies for APP?

b) The demand and capacities for production of company is given below. Demand for January, February and March are 900, 300 and 700 respectively. The production capacities for each of the month are given below.

January             February                       March

Regular time                  600                               300                               200

Over time                      300                               300                               300

Sub contracted             500                               500                               500

The production cost per unit during regular time is Rs 60, during over time is Rs 70, and the sub contracted cost is Rs 72. The cost of carrying inventory is Rs 5 per unit per month. The cost of unused regular time capacity is Rs 15. Find the optimum production plan using transportation model.

3: a) What is Master Production Scheduling? Explain various types of Bill of Materials.

b) What are the various disaggregation methods in use?

4: a) Explain Materials Requirement Planning. What are the inputs and outputs of MRP?

b) Explain the various Lot sizing techniques.

5: a) Explain assembly line balancing clearly defining various terminologies like cycle time, precedence diagram,  work

stations, efficiency, utilization, balance delay, etc.


  1. b) Explain the key elements to successful JIT.

Question 6: Explain, long-range, medium-range and short-term capacity planning methods?

Question 7: a) What are various batch processing techniques?


  1. b) Explain the concept of theory of constraints and synchronous manufacturing.


Question 8: Write short notes

  1. a) Kanban
  2. b) Scheduling and sequencing
  3. c) System nervousness



MBA Assignment B

Case study:  Please read the case study given below and answer questions given at the end.



  1. A company is setting up an assembly line to produce 192 units per eight-hour shift. The following table identifies the work elements, items, and immediate predecessors.


Question 1: What is the desired cycle time? What is the theoretical minimum number of work stations?

Question 2: Use the largest work element time rule to work out a solution.

Question 3: What are the idle time, efficiency and balance delay for the solution?


Assignment C


  1. Degree of uncertainty in short term forecasting is
    (a) High
    (b) Low
    (c) Nil
    (d) Significant
  2. Which of the following is not a characteristic of a production system
    (a) It is a universally applicable model
    (b) Varies from enterprise to enterprise
    (c) It is a framework within which production activities take place
    (d) Ensures coordination of various production operations
  1. Which of the following is not a type of production system
    (a) Continuous production
    (b) Job or unit production
    (c) Intermittent production
    (d) Flexible manufacturing
  2. All of the following are production functions except
    (a) Aggregate planning
    (b) Pricing of products
    (c) Capacity assessment
    (d) Scheduling of operations
  3. Order winner means
    (a) The sales person who gets the order
    (b) The factor of the product that wins the order for the firm
    (c) Order that results in high profits
    (d) Repeat order
  4. All of the following are functions of forecasting except
    (a) An estimation tool
    (b) A tool for predicting events related to operations planning and control
    (c) An input for the JIT system
    (d) A vital prerequisite for the planning process


  1. All of the following are key areas of forecasting except
    (a) Better materials management
    (b) Rationalized manpower decisions
    (c) Basis for planning and scheduling
    (d) Routine decisions
  2. Which of the following is a dependent demand for an organization
    manufacturing refrigerators
    (a) Compressor
    (b) Requirement for a DG set
    (c) Refrigerators
    (d) Tea coffee vending machine
  3. If a forecast repeatedly overestimates actual demand, bias will have
    (a) Positive value
    (b) Negative value
    (c) Zero value
    (d) Infinity
  4. Which of the following is not a qualitative method of forecasting
    (a) Delphi method
    (b) Historical data
    (c) Econometric models
    (d) Nominal group technique
  5. The most suitable method for forecasting the demand for a brand new product is
    (a) Moving averages
    (b) Historical data
    (c) Exponential smoothening
    (d) Delphi method
  6. The planning that addresses the supply side of a firm’s ability to meet the demand is known as
    (a) Business plan
    (b) Aggregate production planning
    (c) Aggregate capacity planning
    (d) Master production scheduling
  7. Which of the following is not a considerations in developing an aggregate production plan
    (a) Concept of aggregation
    (b) Goal for aggregate planning
    (c) Forecast of aggregate demand
    (d) Supplier lead time
  8. The aggregate production planning strategy that cannot be employed in a strong union environment is
    (a) Changing inventory levels
    (b) Changing workforce levels
    (c) Subcontracting
    (d) Influencing demand
  9. Which of the following is not an alternative for managing supply
    (a) Inventory based alternatives
    (b) Promotional schemes
    (c) Capacity adjustment
    (d) Capacity augmentation
  10. All of the following are capacity adjustment alternatives except
    (a) Hiring/ Firing of workers
    (b) Varying shifts
    (c) Varying working hours
    (d) Subcontracting
  11. Which of the following is not an aggregate production planning method
    (a) Trial-and-error method
    (b) Transportation method
    (c) Linear programming method
    (d) Assignment method
  12. All of the following are characteristics of Master Production Scheduling except
    (a) MPS makes use of actual customer orders
    (b) Product varieties are taken care of in MPS
    (c) MPS is a critical linkage between planning and execution of operations
    (d) It is same as rough cut capacity planning
  13. Which is not a characteristic of a Bill Of Materials
    (a) List all parts required for one unit of a product
    (b) Shows dependency relationships
    (c) Gives total number of a part used in a product
    (d) Indicates multi levels of a product
  14. All of the following are time phasing requirement of an MRP logic except
    (a) Gross requirement will occur at the middle of a period
    (b) On hand inventory will be measured at the end of a period
    (c) Planned order release will occur at the beginning of a period
    (d) Lead time considerations are not taken for time phasing
  15. Which of the following is not an input to the MRP system
    (a) The Master Production Schedule
    (b) Bill of materials
    (c) Engineering drawing
    (d) Inventory status file
  16. Which of the following is not a Lot sizing technique
    (a) The lot-for lot technique
    (b) The EOQ approach
    (c) Mini-Max approach
    (d) Period order quantity approach
  17. The process of tracing the effect of one component in another is called
    (a) Pegging
    (b) Cycle counting
    (c) Lot sizing
    (d) Time fencing
  18. Stability in an MRP is achieved by
    (a) Updating
    (b) Cycle counting
    (c) Lot Sizing
    (d) Time fencing
  19. Time fence means
    (a) The shortest lead-time from raw material to finished production of an item
    (b) Ensuring accuracy of inventory records
    (c) Method used to update MRP at regular intervals
    (d) Calculating net requirements of components
  20. All of the following are characteristics of capacity except
    (a) It is the maximum rate at which a system can accomplish work
    (b) Capacity depends on the bottleneck
    (c) Capacity is the productive capability of a facility
    (d) Capacity is measured in monetary terms
  21. Operations managers are concerned with capacity for several reasons. Which of the following is not a concern
    (a) Enough capacity to meet customer demands
    (b) Capacity affects cost efficiency of operations
    (c) Investment required in capacity
    (d) Machine locations in a facility
  22. Which of the following is not a short term strategy for modifying capacity
    (a) Inventories
    (b) Employment levels
    (c) Subcontracting
    (d) Expansion
  23. All of the following are steps in capacity control except
    (a) Monitoring of output
    (b) Comparing with capacity plan
    (c) Assessing demand
    (d) Taking corrective actions
  24. Multi-skilling of work force doesn’t results in
    (a) Increasing capacity
    (b) Increasing flexibility
    (c) Improving productivity
    (d) Waste elimination
  25. Activity not associated with Dispatching is
    (a) Issue of instructions concerning movement of materials between work centers
    (b) Issue of instructions to operators
    (c) Loading work centers with jobs
    (d) Issue instructions concerning the issue and return of special tools
  26. Routing doesn’t include
    (a) Sequence of processes, operations for a product
    (b) Machines, tools, work stations used in producing the product
    (c) Standard time applicable for each operation
    (d) Detailed skills of the operator for each operation
  27. Three planning premises are used in production management. Which of the following is not one among them
    (a) Make to stock
    (b) Make to order
    (c) Assemble to order
    (d) Make subassemblies
  28. A strategy that is not used for altering lead time is
    (a) Overlapping
    (b) Lot sizing
    (c) Operations splitting
    (d) Lot splitting
  29. Backlogs can be reduced by all of the following except
    (a) Increasing work center capacity
    (b) Reducing order release rate
    (c) Increasing lead time
    (d) Subcontracting
  30. Priority index in scheduling is also known as
    (a) Critical ratio
    (b) Critical Path
    (c) Random number
    (d) Earliest due date
  31. All of the following are characteristics of flow shop production except
    (a) Special purpose equipment
    (b) Many number of end items
    (c) Low skilled workers
    (d) Low in process inventories
  32. Which of the following is not a characteristic of job shop production
    (a) Multipurpose equipment
    (b) Highly skilled workers
    (c) High investment
    (d) Low raw material inventory
  33. Bottleneck operation in line balancing means
    (a) Having high operation time
    (b) Having high cycle time
    (c) Having low operation time
    (d) Having more no. of follower operations
  34. Which of the following is not associated with line balancing
    (a) Precedence diagrams
    (b) Cycle time
    (c) Closeness matrix
    (d) Minimum number of workstations

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