CompTIA DA0-001 CompTIA Data+ Certification Exam Practice Test

A company wants to know how its customers interact with an e-commerce website based on clicks over items. Which of the following is the primary requirement for this report?

An analyst is reporting on the average income for a county and is reviewing the following data:

Which of the following is the reason the analyst would need to cleanse the data in this data set?

The total values in this month's revenue report are twice as much as last month's. Which of the following most likely occurred during the ETL process?

A data set for sales per month includes the following data:

Which of the following cleaning and profiling methods should be applied to the data set?

An analyst wants to create a historical data set for the past five years with each year in its own data set. Which of the following methods is the best way to create this historical data set?

A reporting analyst is creating a dashboard that shows the year-over-year performance for a sales organization. Which of the following is the best visual for the analyst use to illustrate the organization's performance?

A business unit made the following modification to the values in a table:

Which of the following data quality dimensions was applied in this scenario?