CompTIA DA0-002 - CompTIA Data+ Exam
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Total 80 questions
Question #6 (Topic: Exam A)
A data analyst needs to use one table's data to refine data selection from a second table. Which of the following is the most efficient way?
A. Subquery
B. Aggregate
C. Union
D. Join
Answer: A
Question #7 (Topic: Exam A)
Which of the following is found in metadata?
A. Transformations
B. Data lineage
C. Syntax
D. Variable types
Answer: B
Question #8 (Topic: Exam A)
Which of the following allows the transfer of isolated applications to multiple environments?
A. Virtualization
B. Version control
C. Continuous integration
D. Containerization
Answer: D
Question #9 (Topic: Exam A)
A data breach occurs at a company. Which of the following actions should be taken?
A. Make an announcement on social media so customers are aware as soon as possible.
B. Tell the company management team and then tell regulatory agencies.
C. Keep the incident a secret until the issue is resolved.
D. Inform the entire IT sector, but ask for discretion.
Answer: B
Question #10 (Topic: Exam A)
A data analyst is modeling a new data warehouse to analyze sales. One of the requirements is to analyze sales by region. Which of the following best describes the region table?
A. Fact
B. Dimensional
C. Bridge
D. Snowflake
Answer: B
