Download CompTIA Data plus.DA0-002.ExamTopics.2026-09-25.146q.vcex

Vendor: CompTIA
Exam Code: DA0-002
Exam Name: CompTIA Data plus
Date: Sep 25, 2026
File Size: 4 MB
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Demo Questions

Question 1
A data analyst needs to combine the results of two separate queries that have similar data and the same number of columns. The output must also have distinct rows. Which of the following should the data analyst use?
  1. Outer join
  2. Aggregate
  3. Union
  4. Concatenate
Correct answer: C
Question 2
A data analyst is designing a report for a grocery chain and needs to include stores, product placement, and SKUs. Which of the following best describes the data management concept that the analyst is considering?
  1. Versioning
  2. Hierarchy
  3. Monitoring
  4. Lineage
Correct answer: B
Question 3
A company's entire server environment is located at the company’s headquarters. Which of the following describes this type of environment?
  1. Cloud
  2. On premises
  3. Public
  4. Hybrid
Correct answer: B
Question 4
A project manager requests an unscheduled report that provides a list of clients. Which of the following frequencies is best for this report?
  1. Annual
  2. Daily
  3. Weekly
  4. Ad hoc
Correct answer: D
Question 5
A data analyst is working on a three-year project to deliver sales reports on a monthly basis. The client wants a thorough analysis into customer profiles for a specific region and month. Which of the following delivery methods best fulfills this request?
  1. Dynamic
  2. Self-service
  3. Ad hoc
  4. Dashboard
Correct answer: C
Question 6
A data analyst creates a report, and some of the fields are empty. Which of the following conditions should the analyst add to a query to provide a list of all the records with empty fields?
  1. WHERE [ColumnName] = NULL
  2. WHERE [ColumnName] IS NULL
  3. WHERE [ColumnName] IS NOT NULL
  4. WHERE [ColumnName] = 'NULL'
Correct answer: B
Question 7
A data analyst is creating a user sentiment analysis for a new product. Which of the following is the best method to acquire the data?
  1. Surveying customers
  2. Sampling sources
  3. Querying databases
  4. Downloading open data
Correct answer: A
Question 8
A data scientist is presenting a summary speech on current AI trends in the data industry to local high school students. Which of the following should the data scientist consider first when developing the presentation?
  1. The technical knowledge of the audience
  2. The frequency of reporting
  3. The accessibility of the slide deck
  4. The sensitivity of the data
Correct answer: A
Question 9
Given the following table:
Which of the following data types should an analyst use for the numeric values in the Value column?
  1. Double
  2. Float
  3. Boolean
  4. Integer
Correct answer: A
Question 10
Which of the following is the best tool for database management?
  1. Anaconda
  2. RStudio
  3. VS Code
  4. Toad
Correct answer: D
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