☎  076 959 6407✉  support@quizcrazepro.co.za
Learn. Practice. Build your future.
BlogHelpContact
G

Google Professional Data Engineer Actual Exam Questions

307 Questions120 Minutes70% Passing Score▣ Updated: Sep 2026

Question 223 of 307

Single answer
You are developing a new deep learning model that predicts a customer's likelihood to buy on your ecommerce site. After running an evaluation of the model against both the original training data and new test data, you find that your model is overfitting the data. You want to improve the accuracy of the model when predicting new data. What should you do?
AIncrease the size of the training dataset, and increase the number of input features.
BIncrease the size of the training dataset, and decrease the number of input features.
CReduce the size of the training dataset, and increase the number of input features.
DReduce the size of the training dataset, and decrease the number of input features.
Correct Answer: B

Increase the size of the training dataset, and decrease the number of input features.

Explanation

The correct answer is highlighted above. Review the wording carefully, then use the next question to continue building your understanding of Google certification topics.

About this practice exam

Review 307 Google questions with answers and explanations. Use the navigation to move through the exam at your own pace.