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 31 of 31.

1. Question 364: Given a database with the following fields: • Item_Name • First_Name • Item_Price • Customer_ID Which of the following is the best primary key?
2. Question 365: Which of the following statistical methods would be best for an analyst to use to determine if two nominal variables are unrelated?