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CompTIA Data+ Exam (2025) Sample Questions:

1. A data analyst needs to get an accurate idea of how data components are automated. Which of the following types of documentation should the analyst review first?

A) Data lineage
B) Data flow diagram
C) Data explainability report
D) Data dictionary

2. A company's entire server environment is located at the company's headquarters. Which of the following describes this type of environment?

A) Public
B) Cloud
C) Hybrid
D) On-premises

3. The human resources department wants to know the number of employees who earn $125,000 or more.
However, the department is concerned about duplicates in the dataset. Given the following table:
Employee_ID
Level
Salary
001
1
10000
002
2
20000
003
2
256000
004
2
125000
001
1
10000
002
2
20000
Which of the following SQL statements resolves this issue?

A) SELECT DISTINCT Employee_ID FROM Employee WHERE Salary > 125000
B) SELECT COUNT(Employee_ID) FROM Employee WHERE Salary >= 125000
C) SELECT COUNT(DISTINCT Employee_ID) FROM Employee WHERE Salary >= 125000
D) SELECT DISTINCT Employee_ID FROM Employee WHERE Salary >= 125000

4. A data analyst needs to modify a dashboard that was created by another employee. Upon opening the dashboard, the analyst notices that the information is not loading properly. Which of the following should the analyst do to troubleshoot this error?

A) Check that the program is updated to the latest version.
B) Ensure the correct filters are displaying on the dashboard.
C) Validate that the database is up-to-date.
D) Review the data layer and data source.

5. A data engineer needs to create a reporting solution that has predefined filters and the ability to download .csv files. Which of the following is the best solution?

A) Building an email template to request ad hoc reports
B) Developing a dynamic dashboard that refreshes daily
C) Creating a self-service portal on the company's intranet
D) Generating a weekly executive summary

Solutions: