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The following assignment is based on the database environment created in the Week Four Individual Assignment.
Design and develop the below queries using professional principles and standards:
A set of SQL Statements that returns all rows and all data for each table in your database.
Two SQL Statements that return a subset of columns and a subset of rows using the WHERE clause.
Two SQL Statements that join two or more tables in one query. Look for primary and foreign keys to help you determine join points. Use the JOIN clause as a part of your queries.
Explain the context in which Normalization is used?
Create a form (frmUpdateMedia), write a VBA code to extract the data and display it in a listbox, dropdownbox or any from of grid. Integrate the spreadsheet data into the application.
Let us assume that a program takes 400 seconds of elapsed time to execute. Out of these 400 seconds, 320 seconds is the CPU time and the rest is I/O time. What percentage of elapsed time is spent on I/O operations?
Investigate ADO.NET and present a summary of how this technology can help in this application
Listed the five important software components of a DBMS:- Which of those are most and least important to users of a database?
How important is the documentation of the database environment? Moreover, how do you think the advent of cloud computing has affected electronic data interchange (EDI)
Is it possible for two entities to be related to each other in two ways? For example, could entity A be related to entity B both 1:M and 1:1 at the same time?
If you were an System Analyst (SA), how does a UML Activity Diagram with swimlanes help describe a process to business people?
Create a report where 'Sales Query' is filtered for only AZ. Make the report look nice. Save the report as a HTML file. Add the report to the PowerPoint presentation on slide 3.
What is your recommendation for this policy and process? Does the reason for leaving the company affect the recommendation? Why or why not? Be specific and explain your reasoning.
Produce a scatterplot of Rent vs. Size (square meters of the apartment) for the rental data in rent.
Can Oracle have multiple group functions in the same SELECT list of query (i.e can we do a COUNT and AVG)? Let us assume we wanted to find lowest, highest, average.
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