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In thereportformat used in CQUniversity (refer to Help section below for a link to the report guide), explain how you would complete the following modelling tasks. The report presentation including the references and appendices will be awarded.
You are to develop the report having each task clearly numbered togetherwith your answer. You are also expected to write an introduction and conclusion for this report.In performing the following tasks, you have to strictly follow all diagramming rules used in the text for this course.
In each task, please feel free to make any assumption necessary for the readers. The explanation of your assumptions can help the readers to understand what you have considered differently but as important criteria in producing your model.
Task 1Data Flow Diagram -Context Diagram and Level 0 Diagram:You are assigned a role to develop a new system based on the project case study. Draw a context diagram and a level-0 DFD for it.
Task 2 Use Case Diagram:Draw a use case diagram by using the Level-0 DFD that you provided in Task 1.
List the names of agents that placed an order for customer C003 or customer C006. List all pair of products names that are in the same city, along with their city name.
United Broke Artists (UBA) is a broker for not-so-famous artists. UBA maintains a small database to track painters, paintings, and galleries. A painting is created by a particular artist and then exhibited in a particular gallery
Consider the timing diagram of Figure 12.10 in the 8th edition (or 14.10 in the 9th edition). Assume that there is only a two-stage pipeline (fetch, execute). Redraw the diagram to show how many time units are now required for four instructions.
Create use case to describe a typical sales process. Then make a sequence diagram for use case.
If the "greater than" comparison operator is used with a multiple-row subquery, what type of result will be returned?
By now you should have a "toolbox" full of useful design and analysis tools. List the tools in your toolbox and then write one short paragraph on how you can/will apply them in your careers, lives, etc.
Explain efficient algorithm that, provided edge-labeled graph G with distinguished vertex v0 and sequence s = σ1, σ2, ..., σk of characters from Σ, returns path in G which begins at v0.
Implement a program to query and update the text database for a library using a client/server model allowing multiple clients safe access to the database, and using a producer-consumer model to control the inventory of each item.
Covert the Extended Entity Relationship Diagram (EERD) for Orthopedic Alliance of Plano (OAP) described in assignment one to relations. See Lecture 5, slide 22 for relational schema.
Utilise an include statement to refer to connection.php instead of the long version of the database connection code so that you can keep the database more secure. See Notes for more details.
Your program needs to be able to find the cheapest product item in the shopping cart. For it you may adopt the same strategy described in Subtask 2.2.
Attribute dob is the customer's date of birth, stops is the number of stops (0-??) a flight requires, and onTime is a percentage (0-100) indicating how often a flight is on time. Keys are underlined.
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