Texas General Knowledge Practice Test 2026
Core commercial-driving rules, safety and operations. Complete the full practice set and review every explanation.
FULL-LENGTH PRACTICE
Take the 50-Question Test
Answer every question and review the immediate safety explanation.
ACTIVE PRACTICE SESSION
General Knowledge Practice Test
Question 1 of 50✓ 0 correct× 0 incorrect
Why should you perform a pre-trip inspection?
Select one answer to continue.
COMPLETE TEST GUIDE
What Is the Texas General Knowledge Practice Test?
Core commercial-driving rules, safety and operations. This independent resource prepares applicants for the corresponding CDL knowledge subject.
Who is this test for?
Applicants whose license class, equipment or endorsement requires this knowledge area.
When is it required?
The exact combination depends on your class and vehicle. Confirm it with Texas Department of Public Safety.
TEST AT A GLANCE
- Questions
- 50
- Target
- 90%+
- Price
- Free
- Feedback
- Immediate
- Official exam?
- No
Topics Covered on This Test
01✓
Vehicle inspection
02✓
Safe driving
03✓
Stopping distance
04✓
Hazard awareness
05✓
Cargo safety
06✓
Emergencies
ELIGIBILITY & DOCUMENTS
Requirements
- ✓ Meet state CDL identity and eligibility rules.
- ✓ Meet medical requirements when applicable.
- ✓ Complete applicable federal ELDT.
- ✓ Pass every required knowledge test.
STUDY STRATEGY
How to Prepare
- 1Read the matching manual section.
- 2Complete all 50 questions.
- 3Review every explanation.
- 4Repeat until scoring 90% or better.
INDEPENDENT PRACTICE RESOURCE
Choose Another Test →Verify official requirements.
This is practice, not the Texas government examination. Confirm current procedures with Texas Department of Public Safety.