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1: Determine when a sequential file is more useful than a database.?
2: Differentiate between a flat file and a relational database?
3: I definitely agree with the minimalist approach when it comes to development. If you remember the employee tax assignment there were a couple of approaches students could have taken to arrive at the same answer. Many students in the past took a modular approach for each salary range to compute the taxes. However, you can isolate one equation to compute the tax and excess by setting the variables conditionally based on the salary range thus eliminating excess code. If your equation happened to have an error you would only have to fix it once versus fixing it in each salary range. Recognizing that what you did today may not be right tomorrow can open you up for optimizing your code like in this example. Any thoughts?
Consider the scenario from Exercise 2.4, where you designed an ER diagram for a company database. Write SQL statements to create the corresponding relations and capture as many of the constraints as possible. If you cannot capture some constraints, e..
monitor renal outcomes in patients post cardiac bypass surgery?want to identify factors which influence aki post
1. Draw an entity relationship diagram (ERD) for the following situation: A company has a number of employees. Each employee is identified by an Employee_Id. The company wants to store Employee_Name, Employee_Address, and Employee_BirthDate in the da..
What advantage is there in storing metadata in tables? Is Microsoft Access a DBMS? Why or why not? List the several consequences of a poorly designed database.
For the following requirements analysis description, develop an Entity-Relationship Diagram as a conceptual model that captures all of the requirements to the fullest extent possible.
Modify the SavePersonnel() function so that instead of just doing a single SQL INSERT operation with all the personnel data, it does an INSERT with only the FirstName and LastName, followed by an UPDATE to save the PayRate, StartDate, and EndDate ..
Use at least three (3) quality resources in this assignment. Note: Wikipedia and similar Websites do not qualify as quality resources.
Your Learning Team has been hired as database consultants for a start-up company that will stream movies over the Internet (similar to Hulu, Netflix, and others). Validate the logical model using normalization
Write a memorandum to Sam Jones (CIO) and present your research findings. Your memorandum should be no longer than 500 words.
The following assignment is based on the database environment chosen and discussed in the Week Two Individual Assignment. Use a Microsoft Visio diagram to create a detailed ERD using the data specificationsnoted in the Week Two Individual Assignmen..
Develop an E-R diagram, class diagram, or a data flow diagram that effectively represents the data that are required for your application or system.
Write a two page research paper on the Turing and von Neumann models.
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