Hall Ticket No Question Paper Code: CMB007
INSTITUTE OF AERONAUTICAL ENGINEERING
(Autonomous)
MBA II Semester End Examinations (Regular) May/June, 2018
Operations Management
Time: 3 Hours Max Marks: 70
Answer ONE Question from each Unit
All Questions Carry Equal Marks
All parts of the question must be answered in one place only
UNIT I
1. Describe the classification of production system based on the volume of production.
"Operations Management is an interdependent function" Substantiate.
2. Define process design. Discuss about the factors influencing the process design.
Define process planning? Differentiate between process design and operations design.
UNIT II
3. Discuss the merits and demerits of product and process layout.
Define the term location. Discuss the factors which determine the location of a plant.
4. Suggest the type of layout for following industries
i. cement manufacturing
ii. Colgate tooth paste
iii. Aircraft Assembly
iv. Ready made apparels
v. Sugar
vi. Coke can
vii. Furniture manufacturing
Find the optimal sequence of n jobs 3 machine case for data given in Table 1.
Table 1
1 2 3 4 5 6 7 8 9 10 11 12
M1 28 30 42 18 51 19 32 60 23 41 18 20
M2 8 7 7 6 9 8 7 10 11 8 7 9
M3 36 35 42 15 60 24 27 32 43 28 24 38
UNIT III
5. Discuss various types of control chart used for Variables and Attributes.
Comment whether the following process in under control or not by calculating limits with suitable attributes
given in Table 2.
Page 1 of 2
Table 2
Batch No. Defectives Batch No. Defectives
1 12 6 23
2 8 7 7
3 11 8 10
4 14 9 16
5 12 10 6
6. State the objectives of work measurement. What are its benefits?
A work study practitioner who conducted a work sampling study assesses the activity level of a worker to
be during the space of 8 hours working, this worker turns out 320 components. If the company policy
is to inflate the normal time arrived at by work sampling study by what should be allowed time per
unit
UNIT IV
7. Describe the bath tub curve concept of maintenance.
Your college is planning to issue uniforms to its entire 1000 employees. Uniform shirt and pant are available
in market for Rs 1000/- irrespective of the size. Fashion design department is given challenge to stitch the
same. The details are worked out as follows; The fixed cost is Rs.3.0 Lakhs and variable cost per set total
is Rs.700/-. Suggest which option is best? At what quantity it is profitable to make?
8. Write a note on suppliers make or buy decision?
The details of 3 vendors supplying the same raw materials is given in Table 3. Select weight-age of 20 for
quality, 20 for payment terms, 20 for delivery time, 20 for the price and 20 for suggestion implemented.

Table 3
Factor Vendor A Vendor B Vendor C
Quantity supplied 100 200 350
Quantity rejected 10 25 45
Price/unit
Actual delivery 4 6 5
Promised delivery 5 5 5
Payment terms 30days credit 90days credit 45 days credit
Suggestions implemented 2 1 5
Suggestion given 5 5 30
UNIT V
9. Describe the concept of ABC analysis of inventory control technique.
Identify which of the following critical items to be monitored in Table 4 inventory management by ABC
analysis.
Table 4
Part Value(Rs) Part Value(Rs) Part Value(Rs)
P1 P2 24000/- P3 1500/-
P4 5000/- P5 32000/- P6 7000/-
P7 12000/- P8 10000/- P9 40000/-
10. What is value analysis? Describe the potential benefit of value analysis.
What is stores management Discuss the objectives of stores management.