CDL Prep
Pass your state General Knowledge CDL exam with the help of CDL Prep.
Jeffrey Diaz · com.jeffreydiaz.android.app.cdlprep
UpdatedFeb 15, 2026
PublishedJun 13, 2021
Packagecom.jeffreydiaz.android.app.cdlprep
MD57e081e7a66a49b9cc9848cb3ac075e44
SHA1 (signer)1A:7C:DF:29:F8:FD:19:4F:2D:A8:F6:0E:AA:C9:03:AD:7C:98:0D:76
Signed byCN=Jeffrey Diaz, OU=JD, O=Jeffrey Diaz, L=Bronx, ST=NY, C=US
Architecturesx86, x86-64, armeabi-v7a, arm64-v8a
Malware scanTRUSTED
Contact[email protected]
Privacy policyView
What's new
Minor bug fixes and performance improvements.
Description
CDL Prep is the best way to prepare for the Commercial Drivers License General Knowledge, and various endorsement exams. CDL Prep contains questions on the following topics: General Commercial, Air Brakes, Combinations, Hazmat, Passenger, Tanks, School Bus, and Doubles/Triples.
Features:
1. Over 500 questions to practice with.
2. Exam Mode - 60 minutes to answer 50 randomly chosen questions, or 40 minutes to answer 20 to 30 questions on endorsement topics. At the end, review your score and any incorrect answers.
3. Practice Mode - Answer questions and receive instant feedback if you answered incorrectly.
4. Answer Randomization - Answers to questions will not always be in the same position.
5. Performance tracking - Review your performance on every question. Red = You have an average score less than 70%, Orange = You have an average score between 70-89%, Green = You have an average score of 90% and above.
Please send any feedback or request to: [email protected]. Thank you and good luck on your exams!
Features:
1. Over 500 questions to practice with.
2. Exam Mode - 60 minutes to answer 50 randomly chosen questions, or 40 minutes to answer 20 to 30 questions on endorsement topics. At the end, review your score and any incorrect answers.
3. Practice Mode - Answer questions and receive instant feedback if you answered incorrectly.
4. Answer Randomization - Answers to questions will not always be in the same position.
5. Performance tracking - Review your performance on every question. Red = You have an average score less than 70%, Orange = You have an average score between 70-89%, Green = You have an average score of 90% and above.
Please send any feedback or request to: [email protected]. Thank you and good luck on your exams!
Required features
- Faketouch android.hardware.faketouch
Permissions (10)
CDL Prep requests the following Android permissions:
- Access Adservices Ad Id android.permission.ACCESS_ADSERVICES_AD_ID
- Access Adservices Attribution android.permission.ACCESS_ADSERVICES_ATTRIBUTION
- Access Adservices Topics android.permission.ACCESS_ADSERVICES_TOPICS
- Access Network State android.permission.ACCESS_NETWORK_STATE
- Foreground Service android.permission.FOREGROUND_SERVICE
- Internet android.permission.INTERNET
- Wake Lock android.permission.WAKE_LOCK
- Finsky Permission Bind Get Install Referrer Service com.google.android.finsky.permission.BIND_GET_INSTALL_REFERRER_SERVICE
- Gms Permission Ad Id com.google.android.gms.permission.AD_ID
- Com Jeffreydiaz Android App Cdlprep Dynamic Receiver Not Exported Permission com.jeffreydiaz.android.app.cdlprep.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION
