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US Oklahoma DMV CDL Combination Vehicles Test 4

DMV & CDL » Category

Author: TestGru Team (Education Specialist)

20 questions · All questions on one page

Prepared with up-to-date content
DMV Oklahoma — Cdl Combination DMV — Oklahoma (USA, State Traffic Law) USA — Oklahoma State DMV & FMCSA (MUTCD) — USA
What is this test? for Oklahoma DMV Cdl Combination permit/CDL, USA (MUTCD) — DMV — Oklahoma (USA, State Traffic Law) level, USA — Oklahoma.
Is this for you? For driver candidates in Oklahoma, USA — Cdl Combination permit/CDL (16+, State DMV)
Section: DMV Oklahoma — Cdl Combination · Education: High School & Adult (16+) · Part: DMV Oklahoma — Cdl Combination · Country: USA · Region: USA — Oklahoma

The DMV written test is an important step measuring driver candidates' knowledge of traffic laws, first aid, and vehicle technology.

This test reinforces your theoretical knowledge and provides the fundamentals needed to pass the exam and become a safe driver.

By solving this test of 20 questions, you can both test your knowledge and identify the topics you need to improve.

Question 1
True or false in Oklahoma: shows trailer ABS fault.
A) True
B) False
Question 2
True or false in Oklahoma: watch dash + trailer lamp at startup.
A) True
B) False
Question 3
True or false in Oklahoma: fully raised for travel.
A) True
B) False
Question 4
True or false in Oklahoma: know clearance, never stop on tracks.
A) True
B) False
Question 5
True or false in Oklahoma: 6+ seconds at speed.
A) True
B) False
Question 6
True or false in Oklahoma: service, emergency, parking.
A) True
B) False
Question 7
True or false in Oklahoma: connected, sealed, no leaks or tangles.
A) True
B) False
Question 8
True or false in Oklahoma: keeps tractor air if trailer breaks away.
A) True
B) False
Question 9
True or false in Oklahoma: pull trailer supply, check tractor brakes hold.
A) True
B) False
Question 10
True or false in Oklahoma: driving tractor without trailer.
A) True
B) False
Question 11
True or false in Oklahoma: single truck.
A) True
B) False
Question 12
True or false in Oklahoma: a tool box.
A) True
B) False
Question 13
True or false in Oklahoma: any order.
A) True
B) False
Question 14
True or false in Oklahoma: engine surge.
A) True
B) False
Question 15
True or false in Oklahoma: speed through.
A) True
B) False
Question 16
True or false in Oklahoma: speeding.
A) True
B) False
Question 17
True or false in Oklahoma: paint check.
A) True
B) False
Question 18
True or false in Oklahoma: parking.
A) True
B) False
Question 19
True or false in Oklahoma: drive fast.
A) True
B) False
Question 20
True or false in Oklahoma: fuel flow.
A) True
B) False

About This Test

For Drivers 16+ & CDL (USA, 51 States × 9 Topics) — State DMV permit and CDL General, Air Brakes, Combination, HazMat and Tanker per MUTCD & FMCSA state law. Section: DMV & CDL, USA.

DMV & CDL USA — 51 States (incl. DC) × 9 topics = 4,400+ tests: Road Signs (MUTCD), Traffic Laws, First Aid, Vehicle Technique, Motorcycle, CDL General Knowledge, Air Brakes, Combination, HazMat. State traffic law + FMCSA. 8×20Q per state-topic.

DMV Forum: no toxic driving shaming; respect first — auto-moderation → (content hidden) for profanity/insults in topics & replies.

Study Tips:

  • Study your state manual first
  • Master signs before laws
  • Do motorcycle/CDL separately
  • Drive kind — Forum kind