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Data Management
Develop a persistence mechanism using data access objects for the domain objects involved in the CCRD use case.
Map the information required by the relevant domain object classes onto a set of relational database tables in third normal form. Specify the table design.
For all the associations that exist for the chosen domain object class, discuss how referential integrity can be maintained.
Design data access object (DAO) classes to support interaction between the object oriented case study application and a relational database.
Specify the attributes and operations for these data access object classes.
Ensure that the sequence diagram you developed for Part B shows all required interactions with and between the classes of the persistence layer. Also show interactions between the persistence layer and the database.
Assume that the Clark-Wilson model is implemented on a computer system. Could a computer virus that scrambled constrained data items be introduced into the system?
Design an O(n9) algorithm to find a 9-clique in G, if such clique exists; answer "no such a clique" if it does not exist. Please describe your algorithm and sketch its correctness. Pseudocode is NOT required.
Draw the physical data flow diagrams. Use Microsoft Visio to prepare examples of flow charts and data flow diagrams.
Assume you manage a dog walking service, in which you interact with both clients and dog walkers. Your task is to schedule dog-walking appointments based on the customers requested dates and times and the availability of the dog walkers.
Parrot Palace works with TV and movie producers who need birds that can perform special tricks, such as playing dead, reciting poetry, ladder climbs, and various other tricks.
Create Crow's Foot ERD to include the following business rules for the ProdCo company: Each sales representative writes many invoices
Discuss efforts that can be done at design and development phases of software development which pay dividends later in software maintenance, that is, improve the ability to maintain.
Write a PHP script to add BMI data records to a database, using a form on a web page - you can use the form in Part 4 of the previous assignment (PHP HW 1) for your data input.
What are the connections between Shaw's observations and those that Parnas made? How does Shaw's work build on that of Parnas? How does Shaw's work fill in or correct some of the things that Parnas missed in his work?
The purpose of the BIA is to identify and prioritize system components by correlating them to the business process(es) the system supports, and by using this information to characterize the impact on the process(es) if the system were unavailable.
When looking at a need for a change or improvement in a current system, what are two of the most important processes to examine and explain your answer.
Analysing and designing the changes needed to implement the new functionalities in the sample solution. Before we can start the implementation we need to analyse the project and describe the changes we will be implementing
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