Real CompTIA DA0-002 practice exam questions for easy pass!
Updated: Sep 01, 2025
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1. Given the following tables:
Individual table
ID
FirstName
LastName
1
John
Doe
Output
ID
FullName
1
JohnDoe
Which of the following is the best option to display output from FirstName and LastName as FullName?
A) Filter
B) Group
C) Join
D) Concatenate
2. 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 explainability report
B) Data lineage
C) Data flow diagram
D) Data dictionary
3. Which of the following explains the purpose of UAT?
A) To begin the software application development process to enhance user experience
B) To ensure all parts of the software application work together after each sprint
C) To validate and verify that a software application meets the needs and requirements of users
D) To review software application crashes, create patches, and deploy to users
4. A data analyst needs to create a combined report that includes information from the following two tables:
Managers table
ID
First_name
Last_name
Job_title
1001
John
Doe
Manager
1002
Jane
Roe
Director
Non-managers table
ID
First_name
Last_name
Job_title
1003
Robert
Roe
Business Analyst
1004
Jane
Doe
Sales Representative
1005
John
Roe
Operations Analyst
Which of the following query methods should the analyst use for this task?
A) Group
B) Join
C) Union
D) Nested
5. Which of the following data repositories stores unstructured and structured data?
A) Data mart
B) Data lake
C) Data store
D) Data silo
Solutions:
Question # 1 Answer: D | Question # 2 Answer: C | Question # 3 Answer: C | Question # 4 Answer: C | Question # 5 Answer: B |
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