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1. The star schema shown in the scenario above describes part of the database that will provide decision-support for a property sales company. Describe the main characteristics of fact and dimension tables, and discuss the purpose of the tables shown in the star schema.
2. Identify three types of analysis that the star schema (shown in the scenario) can support about property sales.
3. What do Slowly Changing Dimensions (SCDs) represent to a database designed for decision-support?
4. What are the three key features that all Online Analytical Applications (OLAP) share?
5. Explain why a data warehouse is well equipped for providing the data for data mining.
6. Identify the factors that have led to the growing popularity of data mining.
7. Discuss the relationship between data mining, OLAP and data warehousing.
8. There are a growing number of data mining tools. Describe four key features that these tools offer the analyst.
The uniform thin pole has a weight of 30 lb and a length of 26 ft. If it is placed against the smooth wall and on the rough floor in the position , will it remain in this position when it is released? The coefficient of static friction is µS =0.3
Welcome to Programming with C++. The purpose of this three-part lab is to walk you through the following tutorial to become familiar with the actions of compiling and executing a C++ program.
Explain what is meant by the term foreign key.Explain what is meant by the term foreign key.
Write a program that reads in the length and width of a rectangular yard (in meters) and the length and width of a rectangular house (in meters) placed in the yard. Your program should compute the time (in minutes) required to cut the lawn around ..
Decide what factors are significant in your decision as to which computer to purchase and write them. After you choose the system you would like to buy, recognize which terms refer to hardware and which refer to software.
Is there any indication that a transformation is required?
A good file management system is necessary to organize your files. A file management system is made up of files and file folders. You can copy, delete, rename and move these files and folders around as like.
Which contributes the least? What is the power dissipated in the 500-Ω resistor? Does it equal the sum of power dissipation contributed by each source?
Show by induction that n^5- n is divisible by 5 for all n ? 0.
What estimating techniques should be used for a mission critical project such as this?
From the Internet Detective, what factors should you consider when evaluating a web-based source for academic research?What characterizes the stage of internet development following Web 2.0?
Primitive operations common to all record management systems include. Which of the following is a database administrator's function?
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