PSC Computer Engineer OLD Question 2079

Computer Engineer Subjective 2079

Section: "A" 25 marks

1. Define computer architecture and computer organization. How can we maintain a performance

balance between processor and memory? 5

2. What is knowledge representation? How semantic network is used to represent knowledge? 5+5

3. Define and compare Datagram and Virtual Circuit network with diagram.

Section: "B" 25 marks

4. For what reason should a software designer choose Object Oriented Programming over Structured

Programming? 5

5. Explain the different phases involved in the waterfall life cycle. 10

6. Differentiate structured and object-oriented programming. Describe polymorphism and inheritance

with suitable example. 5+2.5+2.5

Section: "C" 20 marks

7. Describe how a man-in-the-middle attack may be performed on a Wi-Fi network and the

consequences of such an attack. 10

8. What is Al? Describe various components of Al in detail. 2+8

Section: "D" 30 marks

9. The life of people around the world have been affected by the COVID-19 pandemic for more than a

year now. Various countries have been making use of the Information and Communication

Technology (ICT) to fight against the challenges created due to the pandemic. In this context, provide

your view on how the potentials of ICT can be exploited to effectively deal with the direct and indirect

challenges posed by the pandemic.

10. Nepal government is striving to transform the governance to the digital governance. For this it

has implemented various systems for the effective service delivery. You may fake examples of

Integrated Tax System at IRD or the system of Transport Management Department or the system

at Traffic Police Office and many more other systems. Financial Comptroller General Office has

Implemented Revenue Management Information System (RMIS) for the recording of the

revenue collection and the systems at various government offices have been connected to RMIS.

You are aware that there are various Payment Service Operator (PSO) or Payment Service

Providers (PSP) operating in the country, but people still have to line up in a queue either at the

bank counter or at respected offices for the revenue payment of the services. Now, analyses and

propose a better solution so that people will be able to pay the revenue online:

a) Perform the technical, economic and operational feasibility analysis for the proposed system.

2+2+2

b) Draw a USE-CASE diagram and the sequence diagram for the proposed system. 4+4

c) Draw an ER diagram with the efficient database scheme for the proposed system. 6