IT430 Final Term Past Paper 2017

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IT430 Final Term Paper shared by Student

August 21, 2016 at 12:47pm

Current final term subjective:

What is Concurrent use issue in E-commerce? 2 Define certificate in ETO Context? 2

‘Certificate’ Authentication of an electronic document from a certificate providing authority Give the general format (syntax) of If-else statement used in Java Scripting. 2

If(condition) · {statement} · Else · {statement}

Write the stages of e-cash payment system.2

Minting stage : At minting stage the serial no. is signed by the e-cash bank to provide third part of a valid e-cash coin.

Deposit stage: when the coins are sent to e-cash bank for checking validity

What is difference in e-business and e-commerce business?2

E-Business: An e-business is defined as a company that has an online presence without holding any transactions. E-Commerce: E-businesses that have the ability to sell, trade, barter and transact over the web can be considered as e-commerce businesses.

Name any two tools used for data mining and OLAP? 2

SAS (Enterprise Miner) and DB miner are the names of two commonly used tools for data mining and OLAP. Note that characterization can be used in respect of any data type whereas OLAP is generally used for numeric data alone.

How the coin is minted by E-Cash bank? 3

Cyberwallet generates a serial # and a blinding factor ‘r’. This blinding factor “r” is only known to the client. It is used in the following mathematical expression which is sent to the bank for signatures. Serial # . re2 (mod m) Public key of the bank consists of modulus ‘m’ and a no. ‘e’. Bank signs with its secret key of 2 dollars (d2) such that: (Serial #. re2)d2(mod m)=Serial#d2.re2d2(mod m) (Serial #. re2)d2(mod m)=Serial#d2.r(mod m) The product of e2 and d2 cancel out each other due the property of inverse relationship of keys. Bank cannot see serial # it is signing since it does not know ‘r’. The expression

“Serial#d2.r(mod m)”

is sent back by the bank to the client, who divides it with “r” to get the third part of a valid 2 dollar coin as follows: Serail#d2.r(mod m)/r=Serial#d2(mod m) Thus, minting of a 2 dollar coin is completed.

What is concept of “fair use” in copyright law? 3

There is a concept of ‘fair use’ or ‘fair dealing’ in copyright law that provides legal exceptions to copyright abuse. Fair use of a copyrighted work includes copying it for use in criticism, comment, news reporting, teaching, scholarship or research. The hyperlink of the author should be provided leading to his work to make the copying fair. What are the three methods for using style sheets with a web page? 3

1. Embedded method
2. Linking to external style sheet
3. Inline styles

What is e-business storefront model? 3

It represents basic form of e-commerce where buyers and sellers interact directly. Merchants need to organize online catalogue of products, take orders through their websites, accept payments in a secure environment and send items to the customers. They can also store and manage customer data in databases. A storefront model uses the shopping cart technology which allows customers to accumulate items they want to buy during shopping. This is quite popular in B2C transactions. Is there any copy right on idea? Comment on it 3

•  You have the copyright already: you own the copyright from the moment you have “fixed your work in a tangible means of expression.” ...
•  Copyright doesn't give your IDEA any protection: Copyright doesn't protect you, and it doesn't protect your ideas

What factors Industry and competitive analysis finds out regarding to the strategic planning.

It aims at identifying those factors on which the success of an EC project or business would depend. One way of doing that is to carry out SWOT analysis and study your business as well as the business of your competitors. Here are the factors

Pricing of product

High Quality of product

High security of transaction

Transparent shipping and promo terms and conditions

Instant customer support

User reviews