CompTIA Data+ (DA0-001) Free Practice Exam Questions

302 real CompTIA Data+ (DA0-001) exam questions with answers and AI explanations. CompTIA certification prep — page 30 of 31.

1. Question 354: Which of the following data types is most commonly used to store address data?
2. Question 355: Which of the following is a reason to remove duplicate data?
3. Question 356: An analyst wants to test the association between the number of doors in a car and the number of gears in the car. Which of the following is the best test to us…
4. Question 357: A retail data analyst needs to create a new variable that represents the total purchase amount for each customer. Which of the following data manipulation tech…
5. Question 358: Which of the following is a characteristic of alphanumeric data in a table?
6. Question 359: A biologist is recording the length of five fish with the following measurements: 5.6in (152mm) 11in (280mm) 3.6in (91mm) 13in (330mm) 4.4in (112mm) Which of t…
7. Question 360: Which of the following are the first steps a company should take after discovering a data breach? (Choose two.)
8. Question 361: An analyst conducted a preliminary analysis for a data set and identified several patterns and anomalies. Which of the following analysis techniques did the an…
9. Question 362: An analyst is working to identify trends in a study and finds the data set has a lot of missing values. Which of the following best describes the data quality…
10. Question 363: A team is working on a quarterly business review deck and needs to ensure the team is always working on the most recent iteration. Which of the following does…