DOT EXAM SCRIPT 2026 COMPLETE
QUESTIONS AND SOLUTIONS
GUARANTEED PASS
●● What minimum PaO2 level is necessary if the driver has an ABG due
to a chronic respiratory disorder?
a. 70 mm Hg
b. 55 mm Hg
c. 60 mm Hg
d. 65 mmHg
Answer: Correct answer is "D". To be qualified, the driver should meet a
minimum arterial blood gas (PaO2) greater than 65.
●● A driver reports for an examination 6 weeks after suffering a mild
heart attack and presents a note from his cardiologist stating that he is
able to return to work immediately without restriction. Included within
the note, the cardiologist provides recent testing information showing
that the driver had an ETT that showed he was able to reach 12 METS
during the test. His echocardiogram showed an ejection fraction of 65%.
The examination of the driver is unremarkable. The examiner should:
a. Disqualify the driver.
b. Qualify the driver for 1 year.
c. Qualify the driver for 2 years.
,d. Consult with the cardiologist to determine if the driver suffers from
angina.
Answer: Correct answer is "A". The driver has not completed the
required 2-month waiting period, but all other requirements for medical
clearance and required testing have been met. The driver would be
certified for 1 year at the completion of the waiting period. The date of
the certification would be from the date of the original examination.
●● A driver provides an audiometric test documenting the following:
1. 500 Hz: 35 Right ear; 40 Left ear
2. 1000 HZ: 40 Right ear; 45 Leftear
3. 2000 HZ: 40 Right ear; 45 Leftear
4. 4000 Hz: 50 Right ear; 50 Left ear
The medical examinershould:
a. Disqualify the driver because he does not meet minimum hearing
requirementsto drive.
b. Certify the driver for 2years.
c. Certify the driver for 1 year.
d. Require the driver to obtain a hearing exemption.
Answer: Correct answer is "B". The examiner would average the results
from 500 Hz, 1000 Hz and 2000 Hz. This average is 38.33 in the Right
and 43.33 in the Left ear. A driver must have an average hearing loss of
,less than or equal to 40 in the better ear. This does not have to be met in
both ears.
●● During the examination of a commercial driver, the examiner notices
that the driver's peripheral vision is 70 degrees to the left and 80 degrees
to the right. The examiner should:
a. Qualify the driver for 2years.
b. Require the driver to obtain a vision exemption because of the
limitation in the driver's left peripheral field.
c. Disqualify the driver.
d. Have the driver consult with an Ophthalmologist to determine if the
driver's peripheral vision meets minimum standards.
Answer: Correct answer is "A". A driver must exhibit a minimum
peripheral vision of 70 degrees bilaterally.
●● During examination, the medical examiner notices that the driver is
distant, lacks eye contact and shows absolutely no emotional response
during the exam. The examiner's best response should be:
a. Provide the driver with a "CAGE" questionnaire to determine if he
suffers from alcoholism.
b. Disqualify the driver and refer him to a mental health professional
prior to consideration for certification.
c. Certify the driver with a 1-time, 3-month certificate to determine if
there is any effect on the driver's ability to drive a CMV.
, d. Require a skill performance evaluation to ascertain if the driver has
any limitations with driving.
Answer: Correct answer is "B". The driver exhibits what may be
considered a "flat affect" which is seen in schizophrenia and in severe
depression. The driver should be evaluated by a mental health expert to
make a diagnosis prior to certification.
●● A driver admits to the use of marijuana for the treatment of his
glaucoma, which is legal in the State in which he lives. He provides
medical documentation for the glaucoma indicating he is able to drive a
truck. He began using the marijuana about three months ago. His current
medical card has no limitations listed and is for 2 years. His certification
examination is within normal limits. The medical examiner should:
a. Disqualify the driver.
b. Perform a urine drug collection and provide the release from the
testing provider.
c. Certify the driver for 1 year.
d. Certify the driver for 2 years.
Answer: Correct answer is "A". Use of marijuana is prohibited by
Federal law while driving a CMV and trumps State law in this matter.
●● A driver has a blood pressure of 136/92 mm Hg. This is:
a. Within normal limits and would not affect the driver's certification.
b. Stage 1Hypertension.
c. Stage 2Hypertension.
QUESTIONS AND SOLUTIONS
GUARANTEED PASS
●● What minimum PaO2 level is necessary if the driver has an ABG due
to a chronic respiratory disorder?
a. 70 mm Hg
b. 55 mm Hg
c. 60 mm Hg
d. 65 mmHg
Answer: Correct answer is "D". To be qualified, the driver should meet a
minimum arterial blood gas (PaO2) greater than 65.
●● A driver reports for an examination 6 weeks after suffering a mild
heart attack and presents a note from his cardiologist stating that he is
able to return to work immediately without restriction. Included within
the note, the cardiologist provides recent testing information showing
that the driver had an ETT that showed he was able to reach 12 METS
during the test. His echocardiogram showed an ejection fraction of 65%.
The examination of the driver is unremarkable. The examiner should:
a. Disqualify the driver.
b. Qualify the driver for 1 year.
c. Qualify the driver for 2 years.
,d. Consult with the cardiologist to determine if the driver suffers from
angina.
Answer: Correct answer is "A". The driver has not completed the
required 2-month waiting period, but all other requirements for medical
clearance and required testing have been met. The driver would be
certified for 1 year at the completion of the waiting period. The date of
the certification would be from the date of the original examination.
●● A driver provides an audiometric test documenting the following:
1. 500 Hz: 35 Right ear; 40 Left ear
2. 1000 HZ: 40 Right ear; 45 Leftear
3. 2000 HZ: 40 Right ear; 45 Leftear
4. 4000 Hz: 50 Right ear; 50 Left ear
The medical examinershould:
a. Disqualify the driver because he does not meet minimum hearing
requirementsto drive.
b. Certify the driver for 2years.
c. Certify the driver for 1 year.
d. Require the driver to obtain a hearing exemption.
Answer: Correct answer is "B". The examiner would average the results
from 500 Hz, 1000 Hz and 2000 Hz. This average is 38.33 in the Right
and 43.33 in the Left ear. A driver must have an average hearing loss of
,less than or equal to 40 in the better ear. This does not have to be met in
both ears.
●● During the examination of a commercial driver, the examiner notices
that the driver's peripheral vision is 70 degrees to the left and 80 degrees
to the right. The examiner should:
a. Qualify the driver for 2years.
b. Require the driver to obtain a vision exemption because of the
limitation in the driver's left peripheral field.
c. Disqualify the driver.
d. Have the driver consult with an Ophthalmologist to determine if the
driver's peripheral vision meets minimum standards.
Answer: Correct answer is "A". A driver must exhibit a minimum
peripheral vision of 70 degrees bilaterally.
●● During examination, the medical examiner notices that the driver is
distant, lacks eye contact and shows absolutely no emotional response
during the exam. The examiner's best response should be:
a. Provide the driver with a "CAGE" questionnaire to determine if he
suffers from alcoholism.
b. Disqualify the driver and refer him to a mental health professional
prior to consideration for certification.
c. Certify the driver with a 1-time, 3-month certificate to determine if
there is any effect on the driver's ability to drive a CMV.
, d. Require a skill performance evaluation to ascertain if the driver has
any limitations with driving.
Answer: Correct answer is "B". The driver exhibits what may be
considered a "flat affect" which is seen in schizophrenia and in severe
depression. The driver should be evaluated by a mental health expert to
make a diagnosis prior to certification.
●● A driver admits to the use of marijuana for the treatment of his
glaucoma, which is legal in the State in which he lives. He provides
medical documentation for the glaucoma indicating he is able to drive a
truck. He began using the marijuana about three months ago. His current
medical card has no limitations listed and is for 2 years. His certification
examination is within normal limits. The medical examiner should:
a. Disqualify the driver.
b. Perform a urine drug collection and provide the release from the
testing provider.
c. Certify the driver for 1 year.
d. Certify the driver for 2 years.
Answer: Correct answer is "A". Use of marijuana is prohibited by
Federal law while driving a CMV and trumps State law in this matter.
●● A driver has a blood pressure of 136/92 mm Hg. This is:
a. Within normal limits and would not affect the driver's certification.
b. Stage 1Hypertension.
c. Stage 2Hypertension.
