All Questions
Question

Differentiate among Breadth-first and Depth-first search.Explain how uniform cost search works

Subject Artificial Intelligence and Neural Network
NU Year 2010
Question

Iterative deepening search combines the benefits of depth-first and breath-first " - Explain how

Subject Artificial Intelligence and Neural Network
Question

 What is an Operating system? Write down the important goals of an operation system.

Subject Operating System
NU Year 2012
Question

Distinguish between symmetric and asymmetric multi-processing systems.

Subject Operating System
NU Year 2012
Question

What are the advantages of distributed system? Explain.

Subject Operating System
NU Year 2012
Question

What is spooling? Discuss about the use of spooling.

Subject Operating System
NU Year 2012
Question

What is a process? What are the different states of a process? Briefly explain about the contents of the process controll block (PCB).

Subject Operating System
NU Year 2012
Question

What is co-operating process? Write the advantages of lnter Process CommunicatioaedPCs)?

Subject Operating System
NU Year 2012
Question

Explain the difference between external and internal fragmentation.

Subject Operating System
NU Year 2012
Question

Explain the following allocation algorithms-

  1. first-fit

Subject Operating System
Question

What are the basic requirements for proper interface between a microprocessor and an l/O device? Discuss with diagrams.

Subject Peripheral and Interfacing
NU Year 2017
Question

What is DMA? Why does the DMA generally have priority over the CPU in the case of accessing memory?

Subject Peripheral and Interfacing
NU Year 2017
Question

What is e-commerce? How does e-commerce differ from e-business?

Subject E-Commerce
NU Year 2017
Question

What are the different categories of e-commerce? Examplify each category.

Subject E-Commerce
NU Year 2017
Question

Describe the processes that are part of the electronic commerce life-cycle.

Subject E-Commerce
NU Year 2017
Question

What do you understand by the term “Clicks and bricks" in e-commerce?

Subject E-Commerce
NU Year 2017
Question

What is cryptography? Describe the components of cryptography with block diagram.

Subject E-Commerce
NU Year 2017
Question

How does the public key cryptography solve the drawback of private key cryptography?

Subject E-Commerce
NU Year 2017
Question

What is digital signature? Explain the procedure of verifying a digital signature.

Subject E-Commerce
NU Year 2017
Question

Name some authorities who issue digital certificate. What are the contents of a digital certificate?

Subject E-Commerce
NU Year 2017
Question

Define Electronic Data Interchange (EDI). Compare EDl on Value Added Network (VAN) and on the internet.

Subject E-Commerce
NU Year 2017
Question

Describe the requirements of traditional financial transaction systems.

Subject E-Commerce
NU Year 2017
Question

What is digital cash? Depict the procedure of paying for an item with digital cash.

Subject E-Commerce
NU Year 2017
Question

What are blind signatures and micro cash?

Subject E-Commerce
NU Year 2017
Question

Describe the requirement of online payment system.

Subject E-Commerce
NU Year 2017
Question

With diagram explain how electronic check works?

Subject E-Commerce
NU Year 2017
Question

What ethical, political and social issues raised by e-commerce in the major dimensions like information rights, property rights, governance, public safety and welfare?

Subject E-Commerce
NU Year 2017
Question

In Bangladesh which marketing strategy would produce better result: Social marketing or traditional online marketing? Verify your answer.

Subject E-Commerce
NU Year 2017
Question

Describe social marketing process.

Subject E-Commerce
NU Year 2017
Question

Explain briefly the five stages in the computer decision process.

Subject E-Commerce
NU Year 2017
Question

Describe commercial transaction with and without intermediaries.

Subject E-Commerce
NU Year 2017
Question

Mention the benefits of e-commerce marketing.

Subject E-Commerce
NU Year 2017
Question

Define business system modeling. What does a business system engineering model accomplish?

Subject E-Commerce
NU Year 2017
Question

What are the restraining factors that a business system engineer should consider?

Subject E-Commerce
NU Year 2017
Question

What is change management? Why is it important in e-commerce environment?

Subject E-Commerce
NU Year 2017
Question

Explain the two main types of B2B commerce.

Subject E-Commerce
NU Year 2017
Question

What are the risks associated with e-commerce?

Subject E-Commerce
NU Year 2017
Question

State the definition of economics.

Subject Economics
NU Year 2012
Question

"The scope of economics is very large"--Is it true? Describe.

Subject Economics
NU Year 2012
Question

Describe the concept of Production Possibility Frontier (PPF)  with example.

Subject Economics
NU Year 2012
Question

Define about aggregate demand and aggregate supply.

Subject Economics
NU Year 2012
Question

Discuss about the circular flow of income

Subject Economics
NU Year 2012
Question

What is market? Describe different characteristics of a perfectly competitive market.

Subject Economics
NU Year 2012
Question

what are the determinants of Investment?

Subject Economics
NU Year 2012
Question

Define personal income and disposable income.

Subject Economics
NU Year 2012 2014
Question

What is marginal efficiency of capital? Why MEC curve slope downward?

Subject Economics
NU Year 2012
Question

Distinguish between MPC and MPS

Subject Economics
NU Year 2012
Question

Describe about the concept of multiplier and accelator.

Subject Economics
NU Year 2012
Question

 Distinguish between GDP and GNP.

Subject Economics
NU Year 2012
Question

What are the problem of national income accounting?

Subject Economics
NU Year 2012
Question

 Wat is elasticity? Describe different types of price elasticity.

Subject Economics
NU Year 2012
Question

What is elasticity? Describe different types of price elasticity.

Subject Economics
NU Year 2012
Question

Explain the law of diminishing marginal utility with exception.

Subject Economics
NU Year 2012
Question

Describe the two measurement method of utility.

Subject Economics
NU Year 2012
Question

Define production function with input-output relationship.

Subject Economics
NU Year 2012
Question

What is Images? Describe the basic elements of Images processing system?

Subject Image Processing
NU Year 2013
Question

Describe the light and electromagnetic spectrum with figure.

Subject Image Processing
NU Year 2013
Question Why AMBULANCE is written as ECNALUBMA on emergency vehicles?
Subject Image Processing
NU Year 2013
Question

Discuss about the application area of an images processing system.

Subject Image Processing
NU Year 2013
Question

What is the images enhancement? What is the significance of   in power law transformation?

Subject Image Processing
NU Year 2013
Question

what are the formula for negative and log transformation?


Subject Image Processing
NU Year 2013
Question

Explain the concept of m-adjacency, Euclidian distance and D8 distance.


Subject Image Processing
NU Year 2013
Question

Explain the following terms as applicable to image processing with necessary graph : Cones & rods Brightness adaptation Iso - preference

Subject Image Processing
NU Year 2013
Question

what is data redundancy? What is the subjective and objective of fidelity criteria?


Subject Image Processing
NU Year 2013
Question

What is Psycho-visual redundancy? Explain the working principle of channel encoder and decoder?

Subject Image Processing
NU Year 2013
Question

what is noise probability density function?

Subject Image Processing
NU Year 2013
Question

Write down the difference between Lossy and Lossless image compression method?

Subject Image Processing
NU Year 2013
Question

What is Masking? Discuss the mechanism of liner spatial filtering for smoothing an image?

Subject Image Processing
NU Year 2013
Question

How can an image form in the human eye?

Subject Image Processing
NU Year 2013
Question

Write down the basic procedure of ultra sound image generation?

Subject Image Processing
NU Year 2013
Question

Discuss the properties of 2D discrete Fourier transform and Prove the circular convolution theorem?

Subject Image Processing
NU Year 2013
Question

What is image compression? What are the application area of image compression?

Subject Image Processing
NU Year 2013
Question

Describe general image compression system model?

Subject Image Processing
NU Year 2013
Question

How an image is compressed using JPEG image compression standard?

Subject Image Processing
NU Year 2013
Question

Discuss the edge detection technique at Sobel and Laplacian operator?

Subject Image Processing
NU Year 2013
Question

What is image segmentation? What are the properties of a good segmentation?

Subject Image Processing
NU Year 2013
Question

Draw the functional block diagram of a digital computer. Write down the functions of arithmetic logic unit.

Subject Introduction to Computer System
NU Year 2009
Question

Explain four important characteristics of a computer. List some important
features of third generation’s computers. 

Subject Introduction to Computer System
Question

Classify and discuss different types of digital computer.

 

Subject Introduction to Computer System
NU Year 2009
Question

Explain hybrid computer and mention where it is used? 

Subject Introduction to Computer System
NU Year 2009
Question

 What are computer buses? Draw the computer bus system of computer.


Subject Introduction to Computer System
NU Year 2009
Question

 What is input hardware? Give three examples with their uses.

 

Subject Introduction to Computer System
NU Year 2009
Question

What is bar code ? How does bar code Works ? Write the application areas of bar code readers.


Subject Introduction to Computer System
NU Year 2009
Question

 What is printer? What is the classification of computer printer? Mention the parameters to choice a best printer.


Subject Introduction to Computer System
Question

What is printer? What is the classification of computer printer? Mention the parameters to choice a best printer.


Subject Introduction to Computer System
NU Year 2009
Question

Decimal number system has a base of 10 -what dose it mean? Convert (43.55)10 into equivalent binary. octal and hexadecimal number.

 

Subject Introduction to Computer System
Question

Decimal number system has a base of 10 -what dose it mean?Convert (43.55)10 into equivalent binary.octal and hexadecimal number.

 

Subject Introduction to Computer System
Question

Decimal number system has a base of 10 -what dose it mean?Convert (43.55)10 into equivalent binary.octal and hexadecimal number

Subject Introduction to Computer System
NU Year 2009
Question

Add the numbers (1011.1101)2 and (10101.101)2 Convert the results into decimal equivalent.


Subject Introduction to Computer System
NU Year 2009
Question

Subtract (35)10 from (20)10 using 2‘s complement method (use 8-bit register)


Subject Introduction to Computer System
NU Year 2009
Question

What type of number “3 D“ is? Why? What do you mean by BCD and EBCDIC?


Subject Introduction to Computer System
NU Year 2009
Question

What is computer memory? Mention the types of computer memories with example.


Subject Introduction to Computer System
Question

What is computer memory?Mention the types of computer memories with example


Subject Introduction to Computer System
NU Year 2009
Question

Describe RAM, ROM, PROM and Magnetic Disk


Subject Introduction to Computer System
NU Year 2009
Question

Why secondary memories are needed for computer?

Subject Introduction to Computer System
NU Year 2009
Question

Explain multitasking and batch processing?

Subject Introduction to Computer System
NU Year 2009
Question

What do you mean by information technology (IT)? What are the impact of IT in our society?


Subject Introduction to Computer System
NU Year 2009
Question

What is internet? What do you mean by the terms : WWW. FTP. e-mail and DNS?

Subject Introduction to Computer System
NU Year 2009
Question

What is topology? Explain start and ring topology and mention their merits and demerits.


Subject Introduction to Computer System
NU Year 2009
Question

Explain half-duplex and full-duplex data communication.


Subject Introduction to Computer System
NU Year 2009
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