We Provide Solution of Questions Of Operation Research Subject
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Course Title : Operations Research
1. Solve graphically:
Minimize Z=6x1 + 14x2
Subject to
5x1 + 4x2 ≥ 60
3x1 + 7x2 ≤84
x1 + 2x2 ≥ 18
x1, x2 ≥ 0
2.
Using the following cost matrix,
determine (a) optimal job assignment, and (b) the cost of assignments.
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Job
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Machinist
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1
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2
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3
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4
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5
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|||||
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A
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10
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3
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3
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2
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8
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B
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9
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7
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8
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2
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7
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C
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7
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5
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6
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2
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4
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D
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3
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5
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8
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2
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4
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E
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9
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10
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9
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6
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10
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3.“In goal programming, we attempt to ‘satisfy’ or come as close as possible to satisfying, the various goals,” Discuss.
4.A wholesaler supplies 30 stuffed dolls each day to various shops. Dolls are purchased from the manufacturer in lots of 120 each at Rs. 1200 per lot. Every order incurs a handling charge of Rs 60 plus a freight charge of Rs 250 per lot. Multiple and fractional lots can also be ordered, and all orders are met the next day. The incremental cost is Rs
0.60 per year to store a doll in inventory. The wholesaler finances inventory investments by paying its holding company 2% monthly for borrowed funds.
How many dolls should be ordered at a time in order to minimize the total annual inventory cost? Assume that there are 250 week-days in a year. How frequently should he order?
5.What is simulation? Describe the simulation process. State the major two reasons for using simulation to solve a problem. What are the advantages and limitations of simulation?
Email me:- tulsidnb@gmail.com
Call me at: 09135139554
Course Title : Management Information Systems1.What is the role played by business information in an organization? Define Management Information System and discuss various characteristics expected of a good MIS.
2.Explain and distinguish the following concepts with reference to their use in real-time systems:
i)multiprocessing
ii)time sharing
3.What are expert systems and how do they help in decision-making? Can you give examples to illustrate the same? What kinds of decisions can be appropriately programmed on expert systems? Give examples.
4.Identify the most important factors inhibiting an organization’s move towards a
DBMS. Why should an organization be careful about placing over reliance on
“benchmark” tests in selecting a DBMS?
5.Differentiate among Trojans, Worms and Viruses. Give one example for each. “Computer virus is a major threat to computer security.” Justify the statement.
Email me:- tulsidnb@gmail.com
Call me at: 09135139554
Course Title : Production/Operations Management
1.What is the system view of operations Management? Identify the input, process and output for the following production systems.
a.Automobile manufacturing
b.A restaurant
2.Find out the 4-quarter moving average of the following time series representing the quarterly production of coffee is an Indian state.
Production (in tones)
_________________________________________________________________
Year Quarter -I Quarter – II Quarter
– III Quarter –IV
__________________________________________________________________
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2007
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5
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1
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10
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17
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2008
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7
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1
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10
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16
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2009
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9
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3
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8
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18
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2010
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5
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2
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15
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19
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2011
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8
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4
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14
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21
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3.When to use product and process layouts? Give example of organizations that have predominantly product, process and fixed position layout.
4.Review Shigeo’s seven wastes. Which of these wastes are addressed by the following JIT techniques?
a.Pull production
b.Kanban
c.JIT purchasing
5.Discuss various vendor-rating techniques? Why an organisation should try to rate its vendors?
Email me:- tulsidnb@gmail.com
Call me at: 09135139554
Course Title : Management Information Systems
1.What is the role played by business information in an organization? Define Management Information System and discuss various characteristics expected of a good MIS.
2.Explain and distinguish the following concepts with reference to their use in real-time systems:
i)multiprocessing
ii)time sharing
What are expert systems and how do they help in decision-making? Can you give examples to illustrate the same? What kinds of decisions can be appropriately programmed on expert systems? Give examples.
4.Identify the most important factors inhibiting an organization’s move towards a DBMS. Why should an organization be careful about placing over reliance on “benchmark” tests in selecting a DBMS?
5.Differentiate among Trojans, Worms and Viruses. Give one example for each. “Computer virus is a major threat to computer security.” Justify the statement.
Email me:- tulsidnb@gmail.com
Call me at: 09135139554
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