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Only need to practice for 20 to 30 hours

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CompTIA Data+ Exam (2025) Sample Questions:

1. A company reports on seven years of data in a sales dashboard. The dashboard pulls from a sales database that has 30 years of data. The dashboard performance is slow. Which of the following is the best way to improve the dashboard's performance?

A) Checking network connectivity
B) Filtering to include only relevant data
C) Adding more RAM and rerunning
D) Performing a code review

2. A data company needs a visualization that shows the availability zones from the last ten years and any future availability zones that the company will be using in the next five years. Which of thefollowing is the most appropriate visualization to display this information?

A) Pie chart
B) Map
C) Mosaic plot
D) Bar chart

3. Which of the following is a NoSQL database?

A) MySQL
B) Oracle
C) MongoDB
D) PostgreSQL

4. A business intelligence analyst is creating an employee retention dashboard that looks at data from the last five years. The analyst is interested in identifying patterns that can be studied further. Which of the following is the best method to apply to the dashboard?

A) Predictive
B) Prescriptive
C) Diagnostic
D) Descriptive

5. A data analyst is generating a custom report for a Chief Executive Officer's executive meeting. Later, the analyst learns that other custom reports will be required for future executive meetings. Which of the following delivery methods should the analyst use?

A) Real-time
B) Self-service
C) Recurring
D) Ad hoc

Solutions: