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The figure below depicts the conceptual diagram of a banking system.
(a) Describe one example relevant to the system in figure, for each of the 4 types of enterprise applications integration.
(b) Should legacy systems be phased out or stay? Discuss from an EAI perspective.
(c) Describe how XML can be a point of integration in Enterprise Applications Integration.
(d) With the evolution of distributed computing and client server architecture towards SaaS and Cloud Computing, what are the new programming paradigms or concepts enabling EAI ?
(e) Assuming for the web delivery services different servers are identified; web servers, media servers, portal servers, and application servers. Give 1 current product on the market for each of them.
Explain the concept of a data model ? Data Model - Model is an abstraction procedure which hides irrelevant details although highlighting details relevant to the application
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definition and its work
Flights(FlightNo, DeptDateTime, Origin, ArrivalDateTime, Destination, Capacity, SoldSeats) Tickets(FlightNo, Seat, CustID) Where - flightNo is the PK of the flights table - DeptDa
In Oracle what is system global area and how is it organized? The SGA is a collection of shared memory fields which along with the Oracle processes constitute an Oracle instan
Determine the Advanced modeling concepts You have to follow some steps for object-oriented design. These steps for OO Design methodology are as follow: 1) Produce objec
There are a number of possible solutions to the open ended brief. One of the simple ones is shown here without the PKs and FKs. It is important to think of how a number of tasks
What is a hashing function? What are the properties of a good hashing function? Describe the folding technique for hashing functions. Ans: Hashing function is a method
To do the division operation R1 ÷ R2, R2 should be a correct subset of R1. In the following example R1 have attributes A and B and R2 have only attribute B so R2 is a correct subse
Entity types that do not have any key attribute, and therefore cannot be identified independently, are known as weak entity types. A weak entity can be recognized uniquely only by
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