What does an in-dash or permanently installed GPS unit use to calculate location and route movement that other portable (PND) units don't have?

🎲 Try a Random Question  |  Total Questions in Quiz: 398  |  🧠 Study this quiz with Flashcards
This question is part of a full practice quiz:
SkillsUSA Mobile Electronics Installation Knowledge Performance Study Guide — practice the complete quiz, review flashcards, or try a random question.


1. What does an in-dash or permanently installed GPS unit use to calculate location and route movement that other portable (PND) units don't have?