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Map filters and sorts the data while Reduce summarizes the data. Discuss the framework of Apache Hadoop.Īpache Hadoop is based on the MapReduce algorithm used for processing a huge data set. The snowflake schema is an extension of the star scheme, which can add additional dimensions. It is the simplest data mart schema style. Star schema has a fact table and the dimension table. There are two: Star schema and snowflake schema. Instead of identifying a specific style, talk about how you can adapt to different situations and navigate through situations.z4. The answer should tell the interviewer that as a professional, you are only focused on quality and only quantity. One of the best things to highlight while responding to these questions is to show you handle multiple deadlines, tasks, and requests. Describe the task you were assigned, the action you took, and the results you received. Use the STAR method to identify a situation where you had to put your multitasking skills to use. Multitasking is one of the potential skills every employee should possess. Are you good at multitasking? Give us some examples. Make sure to highlight your strengths that come in handy while dealing with a situation like this so that the hiring managers know that you are calm through stressful situations. Talk about what you did to work through the situation. So pick a situation that was really trying for you and try to highlight how it impacted you. Questions like these aim to assess how you will be able to handle the stress that you may face once hired. Tell us about a stressful situation you faced in the workplace and how you successfully navigated through the situation? Here are some sample interview questions to help you with your prep. When preparing for your Capital One interview, don’t forget to practice behavioral interview questions.
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