M.B.A. DEGREE EXAMINATION, NOVEMBER 2017
Health Service Management
OPERATIONS RESEARCH
(Upto 2015 batch)
Time 3 Hours Maximum 60 Marks
Part A x 2 10)
Answer all questions.
1. Define OR.
2. What is linear programming?
3. Explain the North West Corner method.
4. What is an assignment problem? Give two applications.
5. What is Float? What are the different types of floats?
Part B x 5 20)
Answer any four questions.
6. Briefly explain the characteristics of OR.
7. Explain the difference between a transportation problem
and an assignment problem.
8. Is the transportation model an example of decision
making under certainty or under uncertainty? Why?
Sub. Code
31
CP-8341
2
Wk ser
9. Discuss in brief
total float and
free float. Also explain their uses in network.
10. What is queuing theory? What types of questions are
sought to be answered in analysing a queuing system?
11. What are the advantages and disadvantages of Simubtion
model?
12. Explain the grphical method of solving on LP problem.
Part C x 10 30)
Answer any three questions.
Use the graphical method to solve the above LP problem.
14. In a textile sales emporium, four sales man C and D
are available to four counters and Z . Each
salesmen is given below.
Salesman
A B C D
W 41 72 39 52
X 22 29 49 65
Y 27 39 60 51
Counters
Z 45 50 48 52
How should the salesmen to be allocated to appropriate
counters so that the service time is minimized? Each
salesman must handle only one counter.
CP-8341
3
Wk ser
15. A project schedule has the following characteristics.
Activity 1-2 1-3 1-5 2-3 2-4 3-4 3-5 3-6 4-6 5-6
8 7 12 4 10 3 5 10 7 4
Calculate
Critical path
Earliest start and earliest finish
Latest star and latest finish.
16. Explain the methods of gathering statistical observation
in simulation modelling.
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