Online Access Free DA0-002 Exam Questions

Which of the following is a NoSQL database?

• A.Oracle
• B.MongoDB
• C.PostgreSQL
• D.MySQL

Which of the following best describes the method used to combine files, software, and libraries for use on various operating systems and environments?

• A.Containerization
• B.Code repository
• C.Package manager
• D.Virtual machine

A developer builds an online survey that requires all questions to have an answer. Which of the following inconsistencies does this setting prevent?

• A.Missing values
• B.Duplication
• C.Data corruption
• D.Completeness

The human resources department wants to understand the relationship between the ages and incomes of all employees. Which of the following graphics is the most appropriate to present the analysis?

• A.Area plot
• B.Pie chart
• C.Bar chart
• D.Scatter plot

A data analyst is working on an initial analysis of the dataset in the following table:

Which of the following issues should the analyst flag in the data report?

• A.Duplication
• B.Outlier
• C.Completeness
• D.Mismatch