E. LearndmvDMV PRACTICE
Find your state Exam types Practice tests Sign in Create account ↗
Practice quizzes / Pennsylvania CDL General Knowledge Practice Questions - Pennsylvania Commercial Driver License General Knowledge Test Exam / Question 166965
Practice question

How long is a Pennsylvania CDL Knowledge Test Authorization valid, and how many knowledge-test tries does it provide?

  1. 30 days and one try
  2. 6 months and two tries
  3. 1 year and three tries
  4. 2 years and unlimited tries

Answer: C — 1 year and three tries

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

Practice more: Pennsylvania CDL General Knowledge Practice Questions - Pennsylvania Commercial Driver License General Knowledge 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.