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How we are going to decide which schema we are going to implement in the data warehouse?
ie. whether it should be Star schema or snow flake schema?
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Data Modeling software tools
What are the different Data Modeling software tools? Which one is considered the best among all in terms of cost, efficiency and usability ?
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Relational and Dimensional Data Modeling
How does Relational Data Modeling differ from that of Dimensional Data Modeling?
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Spiral Model and Risk Analysis
Specify and explain examples of the types of projects that benefit and the types of projects that suffer from the regular placement of risk analysis within the Spiral Model.
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Components of Information System Architecture
List six key components of Information System Architecture. Which of these relate to database design and Why?
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Conceptual Models
What are Conceptual Mdels
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Data Options and Parameters
What is the distinction between data options and parameters?
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Match the following in the context of data flow diagram :
i. circle a. source of data ii. square b. file or data base iii. arrow c. conversion process iv. parallel line d. data flow
1. l-a, ll-b,lll-c, lv-d
2. l-c, ll-a, lll-d, lv-b
3. l-c,ll-d, lll-a, lv-b
4. l-b, ll-a, lll-d, iv-c -
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Agile Approaches
One feature that characterizes all of the agile approaches that have arisen in recent years is the requirement that software features be developed in small incremental cycles of two to six weeks in duration. Explain the positive and negative effects that this requirement produces with respect to the willingness of management to permit the adoption of agile processes.
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Scrum Development in respects to the Burndown Chart
One popular tool in scrum development is the burndown chart, which diagrams the day-to-day progress that a scrum development team is making on a particular sprint. Essentially, at the end of each day in the sprint, the team estimates how many hours of work they still have to do to complete the sprint requirements. If all is going according to plan, the actual burndown will occur at the optimal rate,...
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Data Modeling Interview Questions
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