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Q1) Course: data mining. Require a 7 page essay on subjects:
Warehouse Architectures: the paper requires to contain information about centralized, federated, and tiered data warehouse. In addition, it needs to explain how the server/software decision is made, Exploting Data Stores - this portion must cover verification and discovery, data mining and OLAP.
What is meant by a weak relationship? Provide an example. What is meant by weak entity? What do you understand by relationship degree?
The database application project (DAP) for this course consists of the creation of a fully functional Microsoft Access database application for a real client.
Draw the E/R diagrams for the business rules
The relations given below keep track of airline flight information:Flights(flno: integer, from: string, to: string, distance:integer, departs: time, arrives: time, price: real)Aircraft(aid: integer, aflame: string, cruisingrange: integer)
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?
Suppose you have a table which contains 27,000 data records, and you have unclustered B+ Tree Index on the table.
Create and run the following sql queries and submit the screen shot of your result. Also submit the file lab_06_03. sql
To analyse a set of data, and write a memo, identifying and explaining your insights into the operation of Todd Restaurants.
Design and build a prototype data warehouse using the data on Spend over £25,000 in the Science and Technology Facilities Council
Data processing needs taking or receiving the data from a source and doing something with it. The same can be said about the transaction processing. When working along with a file, whether it be a fixed length.
List the sequence of relational algebra operations needed to implement the queries.
Describe the database and describe the four characteristics of the database? Explain the Relational Database and generate a relational database for five employees.
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