I also found it particularly useful that we could use it to reverse engineer." A bonus to erwin is its options for colors, fonts and layouts. We used it to create an actual database from the physical mode, streamlining the entire process. Our client needed a solution to lower data management costs. For an effective answer, explain what you believe is its strongest feature or function, what makes it unique and in what capacity you've used it.Įxample: "In my position as the team lead on our last project, I became familiar with erwin, a software used for data modeling. It assesses a modeler's ability to normalize a data model and help a client get the most authentic information. This interview question examines whether you're updated on recent software and if you know of its different capabilities. What's the use of the erwin Data Modeler? Here are five data modeling interview questions and sample answers: 1. This strategy helps you craft answers that illustrate your knowledge and qualifications through specific experiences. Yes No 5 interview questions with sample answersĪs you consider the following interview questions, try formatting your answers using the STAR interview response technique. Related: 10 Top Dimensional Modeling Skills for Data Modelers What's normalization, and how does a data modeler use it?ĭescribe denormalization and explain its purpose.ĭefine data sparsity and explain how it impacts aggregation. List the differences between a primary and foreign key.ĭescribe a database management system and outline its characteristics.Įxplain the differences between a data warehouse and a data mart. What's an object-oriented database model?ĭescribe the hierarchical database model. Here are some examples of in-depth interview questions: Interviewers can also ask in-depth questions to determine your expertise level in data modeling. Related: 12 Data Modeling Tools for Data Analysis 10 in-depth questions What are the advantages and disadvantages of using data modeling?ĭescribe the types of data modeling techniques you know. Which data modeling tools have you used in previous roles? List the differences between logical and physical data models. What are the most important skills required for data modeling?ĭescribe your experience with predictive modeling analytics. What's your most significant achievement in data modeling? List some common errors people experience in data modeling. Here are 10 examples of questions about experience and background:ĭescribe the main relationships in a data model. These types of questions address your skills and experience in performing specific tasks. Related: What Is Data Modeling? 10 questions about experience and background Have you ever been in a leadership position? What's your leadership style? What are your short- and long-term career goals? Have you ever experienced failure? What did you learn from it? List your strengths and weaknesses in this profession. Why are you the most suitable candidate for this role? Interviewers may ask general questions to gauge your work ethic, learn about your personality and understand your motivations and career goals. View more jobs on Indeed View More 10 general interview questions
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