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The application of computer science in africa education. Basic requirement : Relative computer science technology, knowledge of software engineering , knowledge relative database system . Understand the requirement of Africa education.
Why do you need a separate data staging component?
Under data transformation, list five different functions you can think of.
You are the data analyst on the project team building a data warehouse for an insurance company. List the possible data sources from which you will bring the data into your data warehouse. State your assumptions
Every data structure in the data warehouse contains the time element. Explain this statement?
You are the data analyst on the project team building a data warehouse for an insurance company. List the possible data sources from which you will bring the data into your data warehouse. State your assumptions.
Make a reflection paper about The rise of "worse is better" by Richard Gabriel composing of introduction, body and conclusion. The total words should have at least 750 words.
Write a reaction paper about the "An investigation of the therac-25 accidents" including Introduction, Body, Conclusion and the List of Citations.
Perform an analysis for disk ranges from 0 to 199 for the following sequence of disk tracks requests: 127, 12, 110, 92, 147, 141, 10, 14, 83, 188, 25 and 120. Assume disk head initially at track 100 and is moving in the direction of decreasing track number. Perform the analysis on FIFO, SSTF, SCAN, and CSCAN algorithms. Calculate the total head mowvement for each algorithm and represent with graph.
Suppose that a data warehouse consists of four dimensions customer, product, sales person and sales time, and the three measures Sales Amt (in rupees), VAT (in rupees) and Payment_type (in rupees). Draw the different classes of schemas that are popularly used for modeling data warehouses.
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