Amity MBA 3rd Sem ASODL Production & Operations Management

Amity MBA Assignment A
Q1. a) Define production operations management. What are its objectives and functions?
b) What are the operations management strategies?
Q2. a) Explain the concept of product design and development.
b) What are the various production systems?
Q3. a) What is capacity planning? Explain the various methods of altering capacity
b) What are the factors affecting facility location? What are the techniques for facility location?
c) What are the various facility layouts? Enumerate the advantages and disadvantages
Q4. a) What is meant by master production schedule?
b) Explain the activities involved in production planning and control.
c) Discuss MRP. What are the inputs and outputs of an MRP system.
Q5. a) Explain JIT manufacturing
b) Explain acceptance sampling
c) What do you understand by maintenance policy? Explain various categories of spares.
Q6. a) What is economic order quantity? What are the assumptions of EOQ?
b) If the annual demand for a product is 3,50,000 units. The annual carrying cost rate is 25 percent of the cost of the unit, the product costs Rs 14.75 per unit to purchase, and each time the product is ordered the related ordering cost is Rs 53.00.
i) What is EOQ?
ii) What is total cost at EOQ?
iii) How much would be the total cost if the order quantity is 2500 units due to standard packing?
Q7. a) Operations scheduling is one of the most important function of production planning and control. Discuss.
b) Seven jobs are to be carried out on three machines M1, M2, M3 in the order of M1, M2, M3. The processing time in hours of various jobs are tabulated below.
i) What are the conditions for using Johnson’s rule to sequence jobs on three machines?
ii) What is the make span for these jobs?
iii) What is the idling time?
Q8. a) Operations scheduling is one of the most important function of production planning and control. Discuss.
b) Seven jobs are to be carried out on three machines M1, M2, M3 in the order of M1, M2, M3. The processing time in hours of various jobs are tabulated below.

Amity MBA Assignment B
Case Detail :
Please read the case study given below and answer questions given at the end :
Systems Software (P) Ltd. is planning to develop new software. It has identified the activities in the table below for this software development project and has calculated three time estimates in days for each of the activity.
Q1. Draw the network diagram; find out the critical path and the expected duration of the project.
Q2. Calculate the slack time for each of the activities.
Q3. Calculate the probability of completing the project in 30 days.

Amity MBA Assignment C
1. Organizations that produce something other than physical products are called
a) Transformation organizations
b) Data transfer groups
c) Service organizations
d) Cultural organizations

2. Which of the following is NOT a characteristic of service operations?
a) Intangible output
b) Perishable products
c) Labour intensive
d) Low customer contact

3. Decisions thatltend to focus on the entire organization, cutting across
a) Departmental
b) Tactical
c) Strategic
d) Routine

4. Competing ondifferentiationis
a) Concerned with uniqueness
b) Based on cost leadership
c) Based on flexibility
d) Reliability of scheduling

5. Which of the following is NOT important in globalization?
a) Product design
b) Culture and ethics
c) Facility location
d) Facility lay out

6. Which of the following conditions are NOT generally associated with job process?
a) Work force with highly specialized skills
b) Low product volume
c) Relatively high customization
d) High resource flexibility

7. Low volume, high variety production is best suited for
a) Process focus
b) Repetitive focus
c) Product focus
d) Mass customization

8. Which of the following automatically place parts into a warehouse
b) AGV
c) FMS
d) SGV
9. The planning and scheduling of production only against specific production order is
a) Make-to-Stock
b) Make to-Order
c) Assemble-to-Order
d) Mass Customization

10. Which of the following is NOT a characteristic during the introductory phase of the product life cycle?
a) Research
b) Process modification
c) Supplier development
d) Capacity utilization

11. Which of the following is a characteristic of the maturity phase?
a) Products are ʹline tunedʺ
b) Product designs begin to stabilize
c) Competitors are well-established
d) Products are considered for termination

12. Benefits of design for manufacturability and value engineering include all of the following accept
a) Reduced complexity of the product
b) Additional standardization of the components
c) Improved job design and safety
d) Compromise quality

13. Modular design
a) Offers flexibility to both production and marketing
b) Means that small variations in production do not adversely affect the product

c) Uses computers to interactively design the products
d) Are environmentally friendly

14. Which of the following is NOT a concept of green manufacturing?
a) Make products recyclable
b) Standardization of components
c) Use less harmful ingredients
d) Use lighter components

15. Design effectiveness is NOT measured by
a) Percentage of standard parts & processes
b) Number of revisions in the design

c) Cost offieldrepairs
d) Time taken from concept to market

16. Which of the following is NOT a benefit of concurrent engineering?
a) Enables early supplier involvement
b) Promotes consensus decision making
c) Reduces developmental lead-time
d) Eliminates design changes after product introduction

17. Which of the following is NOT a method for evaluating location alternatives,
a) The transportation model
b) Factor rating
c) Centre of gravity method

18. Which of the following is NOT a mathematical technique used for finding the

point that services several stores or areas
a) Factor rating .
b) Centerof gravity
c) Transportation model
d) Hungarian method

19. The system that has the highest equipment flexibility is
a) Job shop
b) Batch
c) Repetitive production
d) Continuous processing

20. In a product layout the process of deciding how to assign tasks to work stations is referred to as:
a) Process balancing
b) Task allocation
c) Line balancing
d) Factor rating

21. The advantages NOT associatedwitha U shaped assembly line overa straight one are
a) Fewer workers are needed
b) Workers can reach more of the work area
c) Work area can be efficiently balanced
d) Automated material handling

22. All of the following statements about using the transportation model to

a) The least expensive alternatives often are those in which the output is produced and sold in the same period

b) It is possible to disallow backorders by making the back-order cost an impossibly high number
c) The transportation model is less useful for chase strategies
d) A periodʹsovertime capacity is generally a percentage of its regular time capacity

23. Which of the following statements about a linear programming model is NOT true
a) An optimal production planis desired
b) The values of decision variables are fractional
c) A set of linear constraints might be defined
d) Cross-product relationships exist between two or more decision variables

24. The limitations that restrict the permissible choices for decision variables are called
a) Parameters
b) Objective function
c) Decision variables
d) Constraints

25. The total cost for a continuous review system with uncertain demand excludes consideration of
a) Cycle inventory holding cost
b) Product cost
c) Ordering cost
d) Safety stock holding cost

26. Select the characteristic that is not indicative of a job shop environment
a) Low to medium volume production

b) Job or batch processes
c) Consistent, sequential process flow
d) Continual introduction of new jobs to be processed

27. The priority -sequencing rule for job shop scheduling that relies ieast on time based data is
a) Critical ratio
b) Earliest due date
c) First come, first served d) shortest processing time

28. Which statement about capacity requirements planning (CRP) is not true –
a) CRP systems adjust the order release time to prevent a workstation for exceeding its capacity?
b) CRP systems access inventory records to determine when planned

c) CRP systems enable the identification of critical workstations
d) The purpose if CRP is to match the material requirements plan with the plant’s production capacity

29. Materials handling includes all of the following activities except a) Moving an assembly
b) Drilling a hole
c) Storing a product d) Handling materials

30. The work measurement method that is not usually used for setting standards for repetitive, well defined jobs is
a) The elemental standard data approach
b) The work sampling method
c) The time study method

d) The predetermined data approach

31. Attribute inspection measures
a) The range of a characteristic
b) If product responsiveness is adequate
c) If cause and effect are present
d) If the product is good or bad

32. One hundred percent Inspection

a) Will always catch all of the defective parts

b) Means that only good parts will be shipped to the customer
c) Is always practical and generally a good idea
d) Means that every part is checked to see whether or not it is defective

33. Process capability

a) Means that the natural variation of the process must be small enough to produce products that meet the standards
b) Exists when Cpk is less than 1

c) Exists when the process is perfectly centered
d) Cannot be measured

34. The R-chart

a) Is used to measure changes in the central tendency
b) Is always in control if the X-bar chart is in control
c) Generally uses control limits set at plus or minus 2 standard deviations of the distribution, rather than plus or minus 3 which is commonly used on the X-bar chart
d) Is used to indicate gains or losses in uniformity

35. A customer service hotline has received an average of7 complaints adayforthelast25

chart should be used to monitor this hotline
a) C-chart
b) P-chart
c) X-bar chart
d) no-chart

36. The maximum output of a system in a given period is called the
a) Break-even point

b) Design capacity
c) Effective capacity
d) Efficiency

37. Methods analysis focuses on
a) The design of the machines used to perform a task
b) Howa task is accomplished
c) The raw materials that are consumed in performing a task
d) Reducing the number of steps required to perform a task

38. Which of the following doesn’t relate to work scheduled?
a) Flex time
b) Flexible
c) Work week
d) Part time system
e) Ergonomics

39. A good maintenance facility should have on the following except
a) Well train personnel
b) Availability to identify the cause of break down
c) Availability to extend MTBF
d) Availability to increase MTTR

40. The process that is intended to find potential failure and make change or repair is known as
a) Break down maintenance
b) Failure maintenance
c) Preventive maintenance
d) Reactive maintenance
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