Free CompTIA DA0-001 Practice Test & Real Exam Questions
An analyst for a small business with multiple locations is using each location's quarterly sales reports from last year to create a single revenue report for the year. Which of the following data mining techniques should the analyst use to complete this task?
Correct Answer: A
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A data engineer is creating a database field to capture whether a customer likes vanilla ice cream. Which of the following data types is the best to capture this information?
Correct Answer: D
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A JSON file is an example of:
Correct Answer: D
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A sales manager requested a report that contains the first name, last name, and phone number of all the company's customers and employees. The data engineer needs to return all the records from several tables, even duplicates. Which of the following is the best way to join the two tables?
Correct Answer: A
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An analyst develops an IT document and needs to describe the technical terms used in the document. Which of the following is where the analyst should include descriptions of the technical terms?
Correct Answer: A
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What would be an example of an acceptable form of primary identification for the Data+ exam?
Correct Answer: D
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An analyst wants to check the progress and performance regarding the number of customers an organization served in the last six years. Which of the following represents the type of analysis theanalyst should perform?
Correct Answer: D
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Which of following is a non-relational database?
Correct Answer: B
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Which of the following types of analysis would be best for an analyst to use to examine the relationships between authors who cited other authors in a library of research papers?
Correct Answer: A
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A data analyst needs to write a SOL query measuring last month's website visits and distribute a summary report to the marketing team. Which of the following is the analyst creating?
Correct Answer: B
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A sales manager wants quarterly sales reports broken down by unit and week. Which of the following data output lists includes the most necessary information?
Correct Answer: C
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An analyst wants to extract data from a variety of sources and store the data in a cloud-based environment prior to cleaning. Which of the following integration techniques should the analyst use?
Correct Answer: D
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Which of the following best defines SCD?
Correct Answer: A
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A sales director has requested a report for individual team members within the division be developed. The director would like the report to be shared with all team members, but individual team members should not be identifiable within the report Which of the following access requirements would support the director's needs?
Correct Answer: B
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A data analyst is developing a dashboard to track and monitor metrics. Which of the following best practices should be taken into during the FIRST pment process?
Correct Answer: B
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