The latest CompTIA Data+ DA0-001 certification actual real practice exam question and answer (Q&A) dumps are available free, which are helpful for you to pass the CompTIA Data+ DA0-001 exam and earn CompTIA Data+ DA0-001 certification.
Table of Contents
- DA0-001 Question 141
- Exam Question
- Correct Answer
- DA0-001 Question 142
- Exam Question
- Correct Answer
- DA0-001 Question 143
- Exam Question
- Correct Answer
- DA0-001 Question 144
- Exam Question
- Correct Answer
- DA0-001 Question 145
- Exam Question
- Correct Answer
- Explanation
- DA0-001 Question 146
- Exam Question
- Correct Answer
- DA0-001 Question 147
- Exam Question
- Correct Answer
- DA0-001 Question 148
- Exam Question
- Correct Answer
- DA0-001 Question 149
- Exam Question
- Correct Answer
DA0-001 Question 141
Exam Question
How many variables are normally shown on a standard heat map?
A. 2
B. 1
C. 4
D. 3
Correct Answer
D. 3
DA0-001 Question 142
Exam Question
Analytics reports should follow corporate style guidelines.
A. False.
B. True.
Correct Answer
B. True.
DA0-001 Question 143
Exam Question
What internal document explains privacy responsibilities to employees who will handle personally identifiable information?
A. Privacy policy
B. Integrity policy
C. Security policy
D. Acceptable use policy
Correct Answer
D. Acceptable use policy
DA0-001 Question 144
Exam Question
Most data that exist in the world is structured data.
A. True
B. False
Correct Answer
B. False
DA0-001 Question 145
Exam Question
Consider the following dataset which contains information about houses that are for sale:
Which of the following string manipulation commands will combine the address and region name columns to create a full address?
full_address————————- 85 Turner St, Northern Metropolitan 25 Bloomburg St, Northern Metropolitan 5 Charles St, Northern Metropolitan 40 Federation La, Northern Metropolitan 55a Park St, Northern Metropolitan
A. SELECT CONCAT(address, ‘ , ‘ , regionname) AS full_address FROM melb LIMIT 5;
B. SELECT CONCAT(address, ‘-‘ , regionname) AS full_address FROM melb LIMIT 5;
C. SELECT CONCAT(regionname, ‘ , ‘ , address) AS full_address FROM melb LIMIT 5
D. SELECT CONCAT(regionname, ‘-‘ , address) AS full_address FROM melb LIMIT 5;
Correct Answer
A. SELECT CONCAT(address, ‘ , ‘ , regionname) AS full_address FROM melb LIMIT 5;
Explanation
The correct answer is A: SELECT CONCAT(address, ‘ , ‘ , regionname) AS full_address FROM melb LIMIT 5; String manipulation (or string handling) is the process of changing, parsing, splicing, pasting, or analyzing strings. SQL is used for managing data in a relational database. The CONCAT() function adds two or more strings together. Syntax CONCAT(stringl, string2,… string_n) Parameter Values Parameter Description stringl, string2, string_n Required. The strings to add together.
DA0-001 Question 146
Exam Question
When would you show time on a standard line chart?
A. Y-axis
B. Color
C. Legend
D. X-axis
Correct Answer
D. X-axis
DA0-001 Question 147
Exam Question
You are measuring how much a child has grown over the past year and would like to express that using a percentage.
What calculation is most appropriate?
A. Percent variance.
B. Percent change.
C. Percent deviation.
D. Percent difference.
Correct Answer
B. Percent change.
DA0-001 Question 148
Exam Question
George is conducting a survey. He intends to distribute the survey via email and wants to optionally follow up with respondents based on their answers.
What quality dimension is most vital to the success of George’s survey?
Choose the best answer.
A. Accuracy.
B. Completeness.
C. Consistency.
D. Validity.
Correct Answer
B. Completeness.
DA0-001 Question 149
Exam Question
You are creating a dashboard that shows the total revenue for your organization broken out by a variety of factors. Which one of these is a measure, rather than a dimension?
A. Department.
B. Geographic region.
C. Revenue.
D. Month.
Correct Answer
C. Revenue.