대환기 필기 - 대기환경기사 필기 시험 대비

For the Air Pollution Control Engineer written exam, the process of identifying and reviewing your weaknesses is more important than simply solving a large number of problems.

The Air Pollution Control Engineer written exam preparation app is designed to allow you to solve self-produced questions across four subjects and to repeatedly study questions you got wrong or those you tend to forget. You can check your progress and correct answer rates for each subject, and immediately find the questions to review and the chapters you are weak in.

[Key Features]

1,000+ Self-Produced Questions, Full Range of 4 Subjects

Study the four written subjects: Air Environment Management, Combustion Engineering, Air Pollution Control Technology, and Air Pollution Process Testing Standards. The questions and answer choices are created in-house; we do not restore or include actual past exam questions.

Problem Solving by Subject and Chapter, and Resuming Study

Select the subjects and chapters you wish to study to solve the problems. You can check the total number of questions, the number of solutions, the correct answer rate, and your progress, and resume your study from where you left off.

Detailed Explanations

Check the basis for the correct answer and related concepts for each question. You can review the decision-making process and easily confusing points together, rather than just memorizing the answers.

FSRS Smart Review

Adjust your review timing based on your learning status for each question. You can gather the questions to review today and set the daily review limit.

Incorrect Answer Notes, Questions to Review, Memos, and Review Records

Gather incorrect answers, questions you were unsure about, and questions saved for re-examination in one place. Filter by subject and solution history, sort by importance, and manage your personal memos and the number of times you have solved each question.

Weakness Heatmap

Check the correct answer rate by subject and unit using colors and symbols. You can identify weak areas based on ranges of less than 40%, 40–60%, and over 60%, and navigate to the solutions for those corresponding units.

Practical Mock Exams

Solve a total of 80 questions across 4 subjects within 120 minutes, structured to match the format of the written exam. Check results based on a 40% passing rate for each subject and a 60% overall average, and record your number of attempts and highest score.

Personalized Learning Recommendations

Recommends the next problems to solve based on your solution history and subject-specific accuracy rates. Check the estimated study time and the reason for the recommendation, and start a short study session immediately.

Learning Statistics and Continuous Learning

Check the daily number of solutions, total number of solutions, total accuracy rate, continuous study days, and daily average number of solutions for the past 7 days. Also, record your mock exam attempts and highest score.

Select Exam Session/Date and D-Day

Select the written exam session for the Air Pollution Control Engineer certification and choose the actual exam date within the corresponding CBT period. You can check the number of days remaining until the date selected on the home screen and your preparation status.

10-Question Adaptive Diagnosis

Check your current level with a diagnosis where the next 5 questions are adjusted based on your responses to the first 5 questions. You can utilize the diagnosis results and subject-specific weaknesses for study recommendations. Pre-Exam Checklist

As the exam approaches, you can check your supplies and pre-exam requirements.

Study & Review Notifications

Receive daily study notifications at your preferred time. You can set whether to use notifications and the time directly within the app.

Synchronization of Study Records Across Devices

When you log in, your solution records, review schedules, statistics, and incorrect answer notes are stored in your account. Even if you switch devices, you can retrieve your existing study records to continue studying.

Screen Themes, Font Size, and Mobile Phone/Tablet Support

Select System Settings, Light, or Dark themes to adjust the font size of questions and explanations. Layouts optimized for mobile phone and tablet screens are provided.

FAQ and 1:1 Inquiries

You can check frequently asked questions and leave inquiries within the app. You can attach images to your inquiry and receive notifications when a response is registered.

[Content Guide]

The Air Quality Engineer Written Exam does not include actual past exam questions. We have created study questions and explanations ourselves by referencing the exam criteria and subject structure, and we do not restore or duplicate past exam questions. This app is an independent private study tool designed to assist with preparation for the Environmental Engineer written exam. It has no affiliation, sponsorship, or approval relationship with government or public institutions, such as the Human Resources Development Service of Korea or the National Qualification Portal Q-Net, and does not represent any of them. Passing the exam is not guaranteed, and please check the latest announcements from the administering agency for the exam schedule and detailed criteria.

Official Exam Schedule, Registration, and Subject Information: https://www.q-net.or.kr/crf005.do?gId=&gSite=Q&id=crf00503s02&jmCd=1661&jmInfoDivCcd=B0

[Recommended for]

Those preparing for the Air Pollution Control Engineer written exam for the first time

Those who want to self-study while identifying weaknesses by subject

Those who want to systematically review incorrect answers

Those who want to solve problems quickly during their commute

© 2026 DAYLAB, [email protected]

[Terms and Policies]

Terms of Use: https://dayprep.co/daegi/terms

Privacy Policy: https://dayprep.co/daegi/privacy