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1) Explain the differences between the storing data in Access and Excel. Why you would use a spreadsheet over the database? At what point does it become more proficient in order to store your data within a database in comparison to a spreadsheet? If you are deciding whether to use a spreadsheet or database, what questions must you consider?
What is the maximum rate at which data can be read from disk, assuming that we can only read data from one surface at a time? What is the average rotational latency?
Draw an ER diagram for your database scenario. Design a set of 3NF tables for your database scenario.
Implement a database of courses and students for a school.
Examine different sales transactions. Design a context diagram and a level-0 diagram that represent the selling system at the store.
Create and run the following sql queries and submit the screen shot of your result. Also submit the file lab_06_03. sql
Energy in the home, personal energy use and home energy efficiency and Efficient use of ‘waste' heat and renewable heat sources
Evaluate the success WellCo and PharmaCARE shareholders
Create a database from scratch that contains, at a minimum, the elements listed below
To analyse a set of data, and write a memo, identifying and explaining your insights into the operation of Todd Restaurants.
Design a dimensional model for analysing Purchases for Adventure Works Cycles and implement it as cubes using SQL Server Analysis Services. The AdventureWorks OLTP sample database is the data source for you BI analysis.
Knowledge and Data Warehousing
Explain why data flow diagrams are developed in a hierarchy? What are the names of some levels in the hierarchy?
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