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University of Barishal

Department of Computer Science and Engineering

Final Exam

Course Title: Economics (HUM-3111)

Semester: 5th | Session: 21-22

Time: 120 minutes | Marks: 60.00

Course Teacher: Marzia Nomi

Exam Date: December 4, 2025

View 38 Topic-wise Questions for this Course

Answer Any Four (4). Parts of each question should be answered consecutively.

1.

a)

What is the meaning of Economics? Differentiate between microeconomics and macroeconomics.

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5 Marks
b)

Draw the circular flow of a market economy.

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4 Marks
c)

Draw a production possibility frontier of two goods, show and explain efficient, inefficient and unattainable points.

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6 Marks
2.

a)

Describe the Law of Demand and Law of Supply, show the market equilibrium and price adjustments by using demand and supply curve.

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8 Marks
b)

Explain the three basic economic questions with the help of scarcity, opportunity cost, efficiency and equity.

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7 Marks
3.

a)

Draw a supply curve from a hypothetical supply schedule. Find the factors that might affect the Quantity Supplied (Qs) of a good without its price.

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7 Marks
b)

What do you understand by ‘Price Elasticity of Demand’? Graphically show that price elasticity of demand falls into three categories.

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4 Marks
c)

Consider the following situation:
Price of a particular good is raised from BDT (Bangladeshi Taka) 100 to BDT 120. As a result, according to the law of demand, Quantity Demanded falls from 240 Units to 180 Units.
Now, calculate the Price Elasticity of Demand by using the appropriate formula.

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4 Marks
4.

a)

Explain the three fallacies in economics.

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4 Marks
b)

Give definitions with examples: normal goods, substitute goods, giffen goods, inferior goods, and complementary goods.

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5 Marks
c)

Show the shifts of demand and supply curve for X goods of the following conditions:
i. increase in income when X is an normal good
ii. decrease in income when X is an inferior good
iii. increase in the cost of production of X.

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6 Marks
5.

a)

Make a critical comparison between GDP deflator and CPI.

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4 Marks
b)

How many components of GDP? Explain.

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4 Marks
c)

Define employed, unemployed and not in labor force.

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7 Marks
6.

a)

What is utility? Discuss the law of diminishing marginal utility with example.

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8 Marks
b)

Why does the demand curve slope downwards to the right?

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4 Marks
c)

Explain diamond-water paradox in terms of economics.

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3 Marks
View 38 Topic-wise Questions for this Course

Contributors of this Question:

Role Name Date
Prepared By (Teacher): Marzia Nomi Dec. 4, 2025
Uploaded By: Israt Jahan Tamanna Dec. 11, 2025, 5:39 p.m.
Converted By (Img/PDF to Text): Md Rayhanul Islam Dec. 19, 2025, 12:21 a.m.
Reviewed By: Obaydul Hasan Nayeem Dec. 19, 2025, 10:46 a.m.
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