Download CompTIA Data+.DA0-001.ExamTopics.2026-01-11.362q.vcex

Vendor: CompTIA
Exam Code: DA0-001
Exam Name: CompTIA Data+
Date: Jan 11, 2026
File Size: 4 MB
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Demo Questions

Question 1
Which of the following is a characteristic of a relational database?
  1. It utilizes key-value pairs.
  2. It has undefined fields.
  3. It is structured in nature.
  4. It uses minimal memory.
Correct answer: C
Question 2
A data analyst is asked on the morning of April 9, 2020, to create a sales report that identifies sales year to date. The daily sales data is current through the end of the day. Which of the following date ranges should be on the report?
  1. January 1, 2020 to April 1, 2020
  2. January 1, 2020 to April 7, 2020
  3. January 1, 2020 to April 8, 2020
  4. January 1, 2020 to April 9, 2020
Correct answer: C
Explanation:
C: 3 - Mosted
C: 3 - Mosted
Question 3
Given the following data tables:
Which of the following MDM processes needs to take place FIRST?
  1. Creation of a data dictionary
  2. Compliance with regulations
  3. Standardization of data field names
  4. Consolidation of multiple data fields
Correct answer: C
Explanation:
C: 1 - Mosted
C: 1 - Mosted
Question 4
Which of the following is used for calculations and pivot tables?
  1. IBM SPSS
  2. SAS
  3. Microsoft Excel
  4. Domo
Correct answer: C
Explanation:
C: 1 - Mosted
C: 1 - Mosted
Question 5
An analyst has been asked to validate data quality. Which of the following are the BEST reasons to validate data for quality control purposes? (Choose two.)
  1. Retention
  2. Integrity
  3. Transmission
  4. Consistency
  5. Encryption
  6. Deletion
Correct answer: BD
Explanation:
BD: 1 - Mosted
BD: 1 - Mosted
Question 6
Which of the following variable name formats would be problematic if used in the majority of data software programs?
  1. First_Name_
  2. FirstName
  3. First_Name
  4. First Name
Correct answer: D
Explanation:
D: 1 - Mosted
D: 1 - Mosted
Question 7
While reviewing survey data, a research analyst notices data is missing from all the responses to a single question. Which of the following methods would BEST address this issue?
  1. Replace missing data.
  2. Remove duplicate data.
  3. Replace redundant data.
  4. Remove invalid data.
Correct answer: C
Explanation:
D: 2 - Mosted
D: 2 - Mosted
Question 8
Which of the following BEST describes standard deviation?
  1. A measure that is used to establish a relationship between two variables
  2. A measure of how data is distributed
  3. A measure of the amount of dispersion of a set of values
  4. A measure that is used to find the significant difference between variables
Correct answer: C
Question 9
An analysts building a monthly report for production and wants to ensure the audience is aware of its once-a-month cadence. Which of the following is the MOST important to convey that information?
  1. The date of the dashboard build
  2. The data refresh date
  3. A report summary
  4. Frequently asked questions
Correct answer: B
Question 10
Which of the following would be used to store unstructured data from different sources?
  1. A data lake
  2. A database management system
  3. A database
  4. A data warehouse
Correct answer: A
Explanation:
A: 1 - Mosted
A: 1 - Mosted
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