Gujarat Technological UniversitySummer 2025 examination

GTU 2171901 Operation Research Summer 2025 Question Paper & PDF

B.E. · Mechanical Engineering · Semester 7 · Subject code 2171901
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Total
70 marks
To pass
23 marks (33%)
Duration
2.5 Hours 2:30 PM – 5:00 PM
Questions
5 with internal choice
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6 of 25 questions on this paper were also asked in other years. 1 more is a type of question GTU sets again with new data. Each is marked below with the years it appeared.See all 7 repeated 2171901 questions, most asked first

Q.1

14 Marks
(a)
3 marksAsked in 2 of 2 papers

Define the following terms relating the customer’s behavior in queue. (a) Balking (b) Jockeying (c) Reneging

Also asked in Summer 2026 Q4a OR

(b)
4 marks
Discuss group replacement policy with suitable example.
(c)
7 marksSame type asked in 2 of 2 papers

A firm uses Rs. 4500 of an item during the year. The ordering cost is Rs. 25 per order and carrying cost is 10% of the average inventory value. Find EOQ and numbers of orders per year.

Also asked in Summer 2026 Q5c OR

Q.2

14 Marks
(a)
3 marks
Define event, activity and dummy activity with respect to CPM and PERT.
(b)
4 marksAsked in 2 of 2 papers
Explain forward and backward planning in CPM and PERT.

Also asked in Summer 2026 Q4a

(c)
7 marks

Define operations research. Explain any two area of feasible application of OR in your college.

(c)
7 marksAsked in 2 of 2 papers
Explain: Kendell’s notation in terms of queuing theory.

Also asked in Summer 2026 Q4b OR

Q.3

14 Marks
(a)
3 marks
Define slack and surplus variable with respect to linear programming problem.
(b)
4 marks

Explain significance of positive, zero and negative opportunity cost with respect to transportation problem.

(c)
7 marksAsked in 2 of 2 papers

Mention different phases of operations research and explain their significance for decision making.

Also asked in Summer 2026 Q1b

(a)
3 marksAsked in 2 of 2 papers
Discuss various costs involved in an inventory model.

Also asked in Summer 2026 Q5a

(b)
4 marks
How profit maximization problem can be solved in assignment technique?
(c)
7 marksAsked in 2 of 2 papers
Write a short note on ABC analysis of inventory control technique.

Also asked in Summer 2026 Q5b

Q.4

14 Marks
(a)
3 marks
Explain limitations of operation research.
(b)
4 marks
Explain D.R. Fulkerson’s rule for network diagram.
(c)
7 marks
Explain zero-sum in the context of game theory.
(a)
3 marks
Differentiate between CPM & PERT.
(b)
4 marks
Describe the procedure to solve travelling salesman problem.
(c)
7 marks
Explain N-W corner method of transportation model.

Q.5

14 Marks
(a)
3 marks
List the different methods for solving game problems.
(b)
4 marks
Differentiate between decision making under certainty and under conflict.
(c)
7 marks
State and explain various characteristics of linear programming.
(a)
3 marks
Write the general mathematical formulation of a LP problem.
(b)
4 marks
Write the important assumptions for game theory.
(c)
7 marks
Write a short note on decision tree.

More Operation Research papers

Questions repeat across sessions. Working through two or three papers shows you which topics GTU asks most.

Summer 202670 marks · 5 questions

Other Semester 7 subjects

BE Mechanical

2171903
Computer Aided Manufacturing
2171909
Machine Design
2171910
Power Plant Engineering
2171912
Oil Hydraulics and Pneumatics

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About this paper

Official Gujarat Technological University (GTU) examination paper for Operation Research (Summer 2025, B.E. · Mechanical Engineering, Sem 7). Features complete 70-mark regular & remedial examination pattern, official marking distribution across all 5 questions, and direct 1-click official PDF download.

Transcribed for student exam preparation from Gujarat Technological University official examination archives. Questions, syllabus guidelines, and curriculum marking schemes remain the intellectual property of Gujarat Technological University.

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