Vendor: CompTIA
Exam Code: DA0-001
Exam Name: CompTIA Data+
Certification: CompTIA Certifications
Total Questions: 367 Q&A
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Updated on: Jun 12, 2026
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A research analyst collects ten data points from 1.000 specimens. The analyst will not need any additional data to complete the analysis and will not need to retrieve information by specifier. Which of the following is the best data structure for the analyst to use?
A. NoSQL
B. Flat file
C. JSON
D. Relational database
Which of the following best describes an exploratory analysis?
A. Involves the use of descriptive statistics to understand observations
B. Involves analysis of exploring data sets for performance tracking
C. Involves the testing of specific hypotheses
D. Involves the use of arithmetic algebra to determine the distribution
A database consists of one fact table that is composed of multiple dimensions. Depending on the dimension, each one can be represented by a denormalized table or multiple normalized tables. This structure is an example of a:
A. transactional schema.
B. star schema.
C. non-relational schema.
D. snowflake schema.
The following table comprehensively analyzes the quality and value of CompTIA Certifications DA0-001 exam materials.