E. LearndmvDMV PRACTICE
Find your state Exam types Practice tests Sign in Create account ↗
Practice quizzes / California CDL Doubles and Triples Endorsement Test Practice Questions - California CDL Doubles and Triples Endorsement Test Exam / Question 60900
Practice question

Before uncoupling the rear trailer, where should the rig be parked?

  1. In a straight line on firm level ground
  2. On a steep downgrade
  3. At an angle across traffic
  4. With only the rear trailer uphill

Answer: A — In a straight line on firm level ground

The correct answer is shown above. Try the full quiz for additional practice.

Practice more: California CDL Doubles and Triples Endorsement Test Practice Questions - California CDL Doubles and Triples Endorsement Test Exam →
Learndmv.

Thoughtful practice for the road ahead. Find permit, road signs and CDL preparation by state.

Explore

Practice by stateAll practice testsExam types

Your account

My profilePractice historyAccount security

Get started

Create accountSign inSitemap
© 2026 LearndmvIndependent practice resource · Not affiliated with any state DMV.