10 Questions
What is the first step in the waterfall methodology for data warehouse development?
Feasibility study
Which of the following is NOT a part of the testing phase in the waterfall methodology?
Requirements testing
What is the purpose of the requirements step in the waterfall methodology?
To understand the business processes, data, and issues through user interactions and site visits
Which of the following is NOT typically considered a part of the design step in the waterfall methodology?
User acceptance testing
What is the term used for the final step in the waterfall methodology, where the data warehouse system is made available for use?
All of the above
Which of the following is NOT a part of the architecture step in the waterfall methodology?
Designing the ETL system
What is the purpose of the feasibility study in the waterfall methodology?
To assess the viability of the data warehouse project and data quality
Which of the following is NOT a part of the development step in the waterfall methodology?
User acceptance testing
What is the purpose of the design step in the waterfall methodology?
To design the data stores, ETL system, and specify infrastructure components
Which of the following is NOT a type of testing performed in the waterfall methodology?
Regression testing
Test your knowledge on the basic principles of the iterative methodology which involves releasing portions of the project in stages to discover problems early. Learn about the risks associated with testing in waterfall methodology and the importance of integrating components for the first time.
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