All Questions
Question

Write down short notes about Extended and Expanded memory.

Subject Microprocessor and Assembly Language
NU Year 2011
Question

Define Intel 80286 microprocessor. What are the differences between Intel 80186 and Intel 80286 microprocessor?

Subject Microprocessor and Assembly Language
NU Year 2011
Question

Discuss briefly the 80286 protection mechanism.

Subject Microprocessor and Assembly Language
NU Year 2011
Question

What is assembler? What will be the. value. of AR after exception  of the  following assembly code:-
       MOV AX, 00
       MOV CX, 5
STA RT~LOOP:
       ADD AX, CX
       LOOP START-LOOP

Subject Microprocessor and Assembly Language
NU Year 2011
Question

Write down short notes about 8086 DNA and RISCprocessor.

Subject Microprocessor and Assembly Language
NU Year 2011
Question

Write an assembly language program to calculate the factorial of an integer

Subject Microprocessor and Assembly Language
NU Year 2011
Question

What are the functions of Memory Management Unit (MMU) of a microprocessor

Subject Microprocessor and Assembly Language
NU Year 2010
Question

Define bus system. Explain different types of bus of a microprocessor

Subject Microprocessor and Assembly Language
NU Year 2010
Question

Define physical address and logical address. New 8086 microprocessor. converts a logical address into physical address? Explain with example.

Subject Microprocessor and Assembly Language
NU Year 2010
Question

How-Intel’s 8086 microprocessor access in 16-bit word? Explain with example.

Subject Microprocessor and Assembly Language
NU Year 2010
Question

How SP and BP registers are used to access stack segment?

Subject Microprocessor and Assembly Language
NU Year 2010
Question

What happens to the status flags as the following sequence of instructions are executed? Assume that both of them are initially cleared.
MOV BX, IIIIH
MOV AX, OBBBBH
CMP BX, AX.

Subject Microprocessor and Assembly Language
NU Year 2010
Question

Write the 8086 assembly statement which will perform the following operations:-
(i) Copy the contents of the AX registrar to the DS registrar.
(ii) Load the number 576811 into the HP registrar.

Subject Microprocessor and Assembly Language
NU Year 2010
Question

What are meant by memory read cycle and write cycle time? Explain memory rend cycle time by timing diagram.

Subject Microprocessor and Assembly Language
NU Year 2010
Question

Briefly discuss the different types of instruction with their functions used in Intel 80186 microprocessor.

Subject Microprocessor and Assembly Language
NU Year 2010
Question

Define different functional units in Intel 80386 microprocessor.

Subject Microprocessor and Assembly Language
NU Year 2010
Question

What is assembler? Name two assemblers. What will be the value of AX after execution of the following assembly code:-
            MOV AX, 00
            MOV CX,5
    START-LOOP:
            ADD AX, CX
            LOOP START-LOOP

Subject Microprocessor and Assembly Language
NU Year 2010
Question

What physical address is represented by
(i) 4350: 501EH
(ii) 51332: 1027H

Subject Microprocessor and Assembly Language
NU Year 2010
Question

Write the use of XCHG operation with example.

Subject Microprocessor and Assembly Language
NU Year 2010
Question
Write an assembly language program to calculate the factorial of an integer
Subject Microprocessor and Assembly Language
NU Year 2010
Question

What is bus? Why is the data bus bidirectional?

Subject Microprocessor and Assembly Language
NU Year 2010
Question

What are various stages provided in 8085? Discuss their role

Subject Microprocessor and Assembly Language
NU Year 2009
Question

Compare 8086 and 8085 by their internal architecture?

Subject Microprocessor and Assembly Language
NU Year 2009
Question

Sketch the internal block diagram of the 8086 microprocessor

Subject Microprocessor and Assembly Language
NU Year 2009
Question

What physical address is represented by 0A32 : 0028H?

Subject Microprocessor and Assembly Language
NU Year 2009
Question

What is memory bank? How 8086 can access the 16-bit word under the following condition? Discuss with diagram :

(i) When low byte at an odd address

(ii) When low byte at an even address

Subject Microprocessor and Assembly Language
NU Year 2009
Question

Write the assembly 8086 assembly statement which will perform the following operations:-

(i) Load the number 7986H into the BP register

(ii) Copy the contents of the AX register to the DS register

Subject Microprocessor and Assembly Language
NU Year 2009
Question

What are the reminder quotient and registers contain them after execution of the following execution sequence?

MOV     DX,0

MOV     AX,15

MOV     BX,2

DIV        BX

Subject Microprocessor and Assembly Language
NU Year 2009
Question

Describe the difference between the instruction MOV AX , 2437H and MOV AX, [2437]

Subject Microprocessor and Assembly Language
NU Year 2009
Question

What are the different memory models used in 8086 assembly language?

Subject Microprocessor and Assembly Language
NU Year 2009
Question

What are the various addressing modes of 8086? Discuss them with proper examples?

Subject Microprocessor and Assembly Language
NU Year 2009
Question

What are important signals of 8086? Discuss them with brief?

Subject Microprocessor and Assembly Language
NU Year 2009
Question

Discuss briefly the 80286 protection mechanism?

Subject Microprocessor and Assembly Language
NU Year 2009
Question

Discuss briefly 80386 virtual mode?

Subject Microprocessor and Assembly Language
NU Year 2009
Question

Describe the process of 80286 virtual address translation

Subject Microprocessor and Assembly Language
NU Year 2009
Question

What is the difference between the 80286 real address mode and PVAM? Explain how this two modes can be switched back and forth

Subject Microprocessor and Assembly Language
NU Year 2009
Question

What is assembly statements? What are the rules for declaring name field in assembly language?

Subject Microprocessor and Assembly Language
NU Year 2009
Question

Write legal combinations of operands for MOV operations

Subject Microprocessor and Assembly Language
NU Year 2009
Question

Define following names in assembly are legal or illegal. If illegal then give short notes why illegal?

(i) Dhaka City College

(ii) $ 1000

(iii) 2 student

(iv) You and me

(v) Test



Subject Microprocessor and Assembly Language
NU Year 2009
Question

Write short notes about MOV and XCHG operation with example

Subject Microprocessor and Assembly Language
NU Year 2009
Question

What is E-commerce? What are the advantages- of E-commerce transaction?

Subject E-Commerce
NU Year 2010
Question

How does c-commerce differ from e-business?Where does it intersect with e-business’?

Subject E-Commerce
NU Year 2010
Question

What are the various models of E-commerce? Explain.

Subject E-Commerce
NU Year 2010
Question

State some significant problems of E-commerce over traditional system.

Subject E-Commerce
NU Year 2010
Question

List the major security concerns on Internet based E-commerce.

Subject E-Commerce
NU Year 2010
Question

Draw a possible model for secure internet transactions in the context of E-commerce.

Subject E-Commerce
NU Year 2010
Question

Define cryptography. How does public key cryptography solve the drawback of private key cryptography? Explain.

Subject E-Commerce
NU Year 2010 2013
Question

What is a firewall and how is it important in an E-Commerce transaction?

Subject E-Commerce
NU Year 2010
Question

What is Electronic Data Interchange (EDI)? How EDI works in a typical business deal?

Subject E-Commerce
NU Year 2010
Question

What is a Value Added Networks (VAN) and list the advantages of VAN?

Subject E-Commerce
NU Year 2010
Question

Explain the different types of electronic payment mechanisms.

Subject E-Commerce
NU Year 2010
Question

How is electronic credit card different from a credit card?

Subject E-Commerce
NU Year 2010
Question

What is market place? What are some of the major advantages and disadvantages of being a first mover?

Subject E-Commerce
NU Year 2010 2013
Question

Define disintermediation and explain the benefits to internet users of such a phenomenon.

Subject E-Commerce
NU Year 2010
Question

What is SCM and CRM? Briefly explain them

Subject E-Commerce
NU Year 2010
Question

Write down the characteristics of a business portal.

Subject E-Commerce
NU Year 2010
Question

Explain the differences between paper based business and electronic business.

Subject E-Commerce
NU Year 2010
Question

What are the risks associated With electronic documents?

Subject E-Commerce
NU Year 2010
Question

What issues should be covered by the E-commerce laws in any country?

Subject E-Commerce
NU Year 2010
Question

Discuss the legal issues involved in E-commerce.

Subject E-Commerce
NU Year 2010 2012
Question

Draw a Business Process Engineering (BPR) model and discuss it.

Subject E-Commerce
NU Year 2010
Question

What is virtual factory? How can you manage data in virtual factory? Explain?

Subject E-Commerce
NU Year 2010
Question

(c) What factors will help define the future of E-commerce over the next five years?

Subject E-Commerce
NU Year 2010
Question

Define e-Commerce. What are the benefits of using e-Commerce?

Subject E-Commerce
NU Year 2011
Question

Describe generic framework for electronic commerce with suitable diagram

Subject E-Commerce
NU Year 2011
Question

How intranet, intranet and mm plays role in e-business?

Subject E-Commerce
NU Year 2011
Question

What are the four types of consumer oriented applications of e-commerce? Discuss them briefly.

Subject E-Commerce
NU Year 2011
Question

What are the server specific middle-wares? What can be their role in e-commerce? Describe additional features required for an e-Commerce server.

Subject E-Commerce
NU Year 2011
Question

What is personalization or personal value pricing? How can it be used at the beginning of a product life cycle to increase revenues?

Subject E-Commerce
NU Year 2011
Question

What do you mean by online publishing? What are the most common application? Mention the advantages and disadvantages of online publishing to business

Subject E-Commerce
NU Year 2011
Question

What is public key Cryptography? Explain its advantages & disadvantages.

Subject E-Commerce
NU Year 2011
Question

Explain the issues relating to online trust. security and privacy.

Subject E-Commerce
NU Year 2011
Question

What is the difference between hits and page views? Why are these not the best measurements of the web traffic? Which is the perfect metric for traffic counts?

Subject E-Commerce
NU Year 2011
Question

What is credit card? Briefly discuss how transaction occurs online using credit card

Subject E-Commerce
NU Year 2011 2013
Question

What is EDI? What are the various types of EDI found in E-business? Discuss.

Subject E-Commerce
NU Year 2011
Question

Write down the features of EDl on a VAN & the internet.

Subject E-Commerce
NU Year 2011
Question

What are the security directs that may appear in ISL-commerce?

Subject E-Commerce
NU Year 2011
Question

What is CRL?

Subject E-Commerce
NU Year 2011 2013
Question

What is Cryptography? What are the importance Of Cryptography in E-commerce’?

Subject E-Commerce
NU Year 2011
Question

Differentiate between symmetric & asymmetric key Cryptography

Subject E-Commerce
NU Year 2011
Question

Discuss digital signature mechanism that can authenticate to verifying online buyer & seller.

Subject E-Commerce
NU Year 2011
Question

Define one-to-one marketing? Explain how relationships can be built & maintained with online customer.

Subject E-Commerce
NU Year 2011
Question

What are the roles of government in the development of e-commerce in developing countries.

Subject E-Commerce
NU Year 2011
Question

What do you mean by web advertising? Discuss the main reasons to prefer internet for advertising.

Subject E-Commerce
NU Year 2011 2013
Question

What do you understand by virtual factory?

Subject E-Commerce
NU Year 2011
Question

Discuss Business Process Engineering (BPE) Model. What architectures are defined & developed as part of BPE?

Subject E-Commerce
NU Year 2011
Question

Define e-commerce. What are the different types of e-commerce‘?

Subject E-Commerce
NU Year 2012
Question

List some major advantages and disadvantages of e-commerce.

Subject E-Commerce
NU Year 2012
Question

Explain with a block diagram the working principle of B2B e-commerce.

Subject E-Commerce
NU Year 2012
Question

What are the essential requirements for 828 e-commerce?

Subject E-Commerce
NU Year 2012
Question

Mention some major applications of e-commerce.

Subject E-Commerce
NU Year 2012 2013
Question

What are the different layers in e-commerce architecture?

Subject E-Commerce
NU Year 2012
Question

What are the different layers in e-commerce architecture? Briefly describe the functions of each of the layers.

Subject E-Commerce
NU Year 2012
Question

What is supply chain management“? How does e-commerce help in supply chain management?

Subject E-Commerce
NU Year 2012
Question

Explain how an extranet could be useful in supply chain management.

Subject E-Commerce
NU Year 2012
Question

What is a firewall? Where is it used? Why is it necessary?

Subject E-Commerce
NU Year 2012
Question

What are the requirements of payment systems in e-commerce?

Subject E-Commerce
NU Year 2012
Question

How are credit card transactions carried out in normal everyday shopping? What are the special problems which are encountered when credit card transaction is to be carried out in e-commerce

Subject E-Commerce
NU Year 2012
Question

What is dual Signature? What is the purpose of dual signature in SET protocol?

Subject E-Commerce
NU Year 2012
Question

What is electronic funds transfer? How are cheques cleared in this type of transfer?

Subject E-Commerce
NU Year 2012
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