[2026 Big Data Analysis Engineer Written Exam Prep] Finish the Big Data Analysis Engineer written exam in just 4 hours! Concepts + modified past exam questions + study materials provided

If you don’t have time to watch the entire 32-hour lecture, quickly grasp the concepts you need for the exam first. This lecture explains complex concepts in simple terms so you can understand a vast amount of content more quickly, and organizes the key flow intuitively so it can be understood at a glance. Let’s efficiently work toward passing the written exam by mastering the essentials first.

17 learners are taking this course

Level Basic

Course period Unlimited

AI
AI
Engineer Big Data Analysis
Engineer Big Data Analysis
AI
AI
Engineer Big Data Analysis
Engineer Big Data Analysis

What you will gain after the course

  • Understand the overall flow of the Big Data Analysis Engineer written exam.

  • You can easily organize unfamiliar statistics and data analysis terms.

  • Quickly review the basic concepts needed to solve the question bank.

If long lectures have felt overwhelming,
focus firmly on the conceptsthat enable you to solve problems!


There is a lot to learn for the Big Data Analysis Engineer exam.
As you study statistics, data analysis, modeling, and laws and regulations,
you end up spending more time deciding what is important.


This course is not designed to study every topic in depth.

We condensed the concepts you need to know first to solve the written exam questions into about four hours
and connected the concepts to exam questions by solving modified versions of past exam questions in each section.


Prepare for the Big Data Analysis Engineer written exam by quickly understanding the key concepts, trying out the questions, and
studying only the areas you still need to improve again.

Taking the Big Data Analysis Engineer exam for the first time?

The Big Data Analysis Engineer certification is a national technical qualification jointly administered by the Ministry of Science and ICT and Statistics Korea.
As a nationally recognized “engineer-level” certification, it can qualify you for preferential treatment and additional points when applying for jobs, making it highly valuable in the job market.

The exam is divided into two stages: a written test and a practical test. The written test evaluates theory and concepts through multiple-choice questions,
while the practical test is conducted entirely as a computer-based CBT (Computer-Based Test).

How is the written exam for the Big Data Analysis Engineer certification structured?

The written exam consists of 80 multiple-choice questions (20 per subject), with a total duration of 120 minutes. It comprises four subjects, and you pass if you score at least 40 points in each subject and an average of at least 60 points across all subjects. Be careful: scoring below 40 points in even one subject results in failure.

✏️ Written Exam Study Tips

  • The written exam is focused on memorizing concepts. After thoroughly reading through one foundational textbook, repeatedly practicing past and predicted questions is the most efficient approach.

  • Since terminology, methodologies, and statistical concepts are repeatedly tested, keep a separate notebook of confusing terms.

  • The key is to avoid failing any subject (scoring below 40 points)—even in subjects you’re not confident in, focus mainly on past exam questions to secure the minimum score.

Recommended for those who:

Those with little time left until the exam

Those who find courses longer than 30 hours overwhelming and want to quickly review the concepts they need

Those preparing for the exam for the first time

Those who find it difficult to understand the material even when they open a workbook because of statistical and data analysis terminology

For those retaking the exam
Those who have studied once but

want to review the concepts
again in a short time

  • I explained the Big Data Analysis Engineer terminology as simply as possible so that even non-majors can understand it.

  • I believe the purpose of taking this course is saving time. We create and explain easy-to-understand examples so you can finish it in four hours.

This course is conducted in three stages.

Rather than delving deeply into the concepts needed for the exam from the very beginning,
we quickly cover them to the level necessary to understand and solve the problems.

Even complex statistics and data analysis concepts are explained as intuitively as possible using diagrams and examples.

Through 5–20 modified past exam questions in each section,
we’ll show you
how the concepts you just learned appear on the actual exam.

The course includes an approximately 150-page PDF resource used in the lectures
along with a 13-page summary note you can quickly review right before the exam.

Even if you don't have time to retake the entire course,
you can quickly review the key concepts.

About the Knowledge Sharer

A master’s degree holder in statistics and senior data analyst
ChocoLab has carefully prepared only the essentials you need.

(Major/industry professional) Holds a master’s degree in statistics and five years of experience in a data analyst role
(Holds multiple certifications) Certified Data Analysis Professional (ADP), Big Data Analysis Engineer, and SQLD certifications
(Government-funded education instructor) Former instructor with two years of experience teaching data analysis and software development instructor

"I, too, have studied statistics and data analysis for a long time, and I understand that
even familiar concepts can feel extremely difficult to someone encountering them for the first time.

So in this course, rather than conveying technical expressions as they are,
we focus on rephrasing them in words that even first-time learners can understand.”

From taking the course to intensive preparation before the exam!
We provide three resources.

1️⃣ Approximately 150-page PDF

We provide study materials organized to make it easy to look up the lecture content again.

2️⃣ Last-minute exam study notes

With a 13-page study guide, you can quickly review right before the exam.

3️⃣ Modified past exam questions for each section

Practice applying the concepts to real problems by solving 5–20 questions for each section.

Rather than studying for a long time,

It is important to know what you need to study first.

Rather than exhausting yourself trying to study everything perfectly from the beginning,

Quickly understand the key concepts, try solving problems, and then study only the areas you’re lacking again.

Prepare for the Big Data Analysis Engineer written exam.


#Big Data Analysis Engineer #Big Data Analysis Engineer Written Exam #Big Data Analysis Engineer Difficulty

Recommended for
these people

Who is this course right for?

  • For those whose exams are approaching but don’t have time to complete a long lecture series

  • Those unfamiliar with statistical and data analysis terminology who cannot understand the problem itself

  • Those who don’t know which parts are important even after reading a book

  • Those who studied it before but are taking on the challenge again because they never fully grasped the concepts.

  • Those who want to quickly review all the concepts before tackling the question bank

Hello
This is CHOCO LAB

Career Verified

77

Learners

10

Reviews

4.8

Rating

3

Courses

Instructor Introduction

Instructor Changje Cho

Hello, I am instructor Cho Chang-je.

I worked as an AI researcher and engineer for 8 years and am currently a second-year IT instructor teaching AI and web development.

gitlab, blog

Teaching History

  • 2025-05-12~2025-07-17(Rating: 4.5/5.0): Java and Python-based AI Software Development and Application

  • 2025-07-21~2026-01-05(Rating: 5.0/5.0): Data Analysis-based AI System Training (6th Session)

  • 2026-01-05~2026-07-02(Rating: 4.6/5.0): Generative AI Model Development and Big Data Analysis Expert (Utilizing LLM/LMM)

  • 2025-08-28: Basic Docker Course for Job Seekers

Certifications

  • Data Analysis Expert

  • Big Data Analysis Engineer

  • SQL Developer

  • SAS Adv.

Experience

  • Hallym University Medical Center - AI Researcher (2024.08. ~ 2025.05.)

  • Neuroears - AI Researcher(2022.06. ~ 2024.01.)

  • UST21 - Corporate R&D Center - Researcher (2020.02. ~ 2022.01.)

  • SP Partners (2019.09. ~ 2020.01.)

  • Daegu University - Applied Statistics (Master's) - (2018.03. ~ 2020.02.)

     

     

Project History

  • Micrometeorology Dashboard Development, Korea National Park Research Institute (2026.04.~2026.12.)

  • Data Construction Project, National Information Society Agency (NIA) (2022.06.~2022.11.)

  • Improvement and Verification of Observation Data-based Seawater Flow Prediction Information, Korea Hydrographic and Oceanographic Agency (2021.05.~2021.12.)

  • Development of AI-based Hypoxic Water Mass Prediction Model, National Institute of Fisheries Science (2021.05.~2021.12.)

  • Improvement of AI-based Sea Fog Prediction Accuracy and Service Expansion, Korea Hydrographic and Oceanographic Agency (2020.03.~2020.12.)

  • Yeongju City Big Data Platform (Optimal CCTV Location Analysis), Yeongju City (2019.10.~2019.12.)

  • Optimal Site Analysis for Solar Power in Chungcheongbuk-do, Chungcheongbuk-do Knowledge Industry Promotion Agency (2019.10.~23019.12.)

  • Development of Heatwave Response and AI Utilization Technology, National Institute of Meteorological Sciences (2018.04.~2018.11.)

     

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Curriculum

All

20 lectures ∙ (4hr 45min)

Course Materials:

Lecture resources
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