Register
Home Quizzes Quiz Detail
Practice Quiz

CAOHC Occupational Hearing Conservationist Certification Exam

50 questions 5.0 rating Mobile friendly
$69.00

Unlock the full practice quiz

Get complete access to the questions, explanations and printable quiz resources.

Full access: unlock all quiz questions and explanations.
Printable review: access the full quiz PDF with correct answers after purchase.

About this Exam

Prepare with the CAOHC Occupational Hearing Conservationist Certification Exam practice quiz. This question bank includes 50 questions covering hearing, conservation, osha, audiogram, and noise. Use it to review important concepts, identify knowledge gaps, and build confidence for the related exam, course, or assessment.

Sample Questions

Question 1
According to OSHA regulations (29 CFR 1910.95), a Standard Threshold Shift (STS) is defined as a change in hearing threshold, relative to the baseline audiogram, of an average of:
15 dB or more at 2000, 3000, and 4000 Hz in either ear.
10 dB or more at 1000, 2000, and 3000 Hz in either ear.
10 dB or more at 2000, 3000, and 4000 Hz in either ear.
15 dB or more at 500, 1000, and 2000 Hz in both ears.
Question 2
An employee's annual audiogram shows a confirmed STS. The employer must notify the employee in writing within how many days of this determination?
14 days
21 days
30 days
45 days
Question 3
A Certified Occupational Hearing Conservationist (COHC) identifies an audiogram with a potential STS and significant differences between ears. Which of the following is the most appropriate next step for the COHC?
Independently diagnose the cause of the hearing loss.
Immediately revise the employee's baseline audiogram.
Inform the employee they have permanent work-related hearing loss.
Refer the problem audiogram to the Professional Supervisor for review.
Question 4
An annual audiogram reveals an STS. To determine if the shift is persistent, the employer may perform a retest. This retest should be conducted within:
10 days of the annual test.
90 days of the annual test.
60 days of the annual test.
30 days of the annual test.
Question 5
When determining if a Standard Threshold Shift (STS) has occurred, an employer may apply age corrections to the current audiogram. However, age correction is NOT permitted when determining if:
a baseline revision is needed.
the employee needs retraining on hearing protection.
the employee's total hearing level is 25 dB or more above audiometric zero.
a retest is required within 30 days.

Ready to test your knowledge?

Buy Now to Access

Additional Information

CAOHC Occupational Hearing Conservationist Certification Exam

This practice set contains 50 questions from the matching question bank and focuses on hearing, conservation, osha, audiogram, and noise. Work through each question carefully, review the provided solutions, and revisit topics that need more study before your next attempt.

This is an independent study resource intended for practice and review; it is not an official examination or an endorsement by any organization named in the title.

Related Quizzes

2026 FFM Agent Broker Certification Practice Exam
150 Qs  |  0 Min
3CX Academy Advanced Certification Practice Exam
50 Qs  |  0 Min
3CX Academy Basic Certification Practice Exam
81 Qs  |  0 Min
3CX Intermediate Certification Practice Exam
30 Qs  |  0 Min
Ultimate Study Guide for the Argus Certification Practice Test
50 Qs  |  0 Min

Frequently Asked Questions

This quiz contains a total of 50 practice questions carefully selected to test your knowledge on this subject.
Yes, you will have exactly 0 minutes to complete the exam. A countdown timer will be visible once you start.
Yes, you can retake this practice test as many times as you need. The questions and options may be randomized on subsequent attempts to ensure comprehensive learning.

Reviews

5.0

Based on 0 reviews

Leave a Review

No reviews yet. Be the first to review!