[AI Cheat Key] The Document-Work Booster Office Workers Have Been Waiting For: Claude in Excel & PowerPoint

Practical Essential Skills for AI Use, Prompt Engineering Learn key skills to boost work productivity and business competitiveness with accurate, proper prompts.

Big data era!! Statistics are essential for analyzing and utilizing data! Let's look at basic statistical common sense that can be used to extract and utilize insights on customers and markets.

Learn how to use AI tools to strategically analyze raw data and visualize it persuasively—without complex or tedious statistical or coding knowledge. Starting with preprocessing messy raw data, you’ll complete complex tasks such as exploratory data analysis (EDA) and correlation analysis through just a few AI conversations, dramatically reducing the time required for practical analysis. Through concise, hands-on theory and scenario-based exercises, develop your own end-to-end professional skills for transforming numbers into powerful tools of business persuasion.

This is a practical “vibe coding” course in which you collect and analyze data and even fully complete a visualization dashboard simply by conversing with AI, instead of using complex programming syntax or entering difficult code. It eliminates the tedious work repeatedly wasted on manual data processing and writing reports and proposals by solving it all with just “one conversation” with AI, while automatically generating analytical reports and presentation-ready PPTs at lightning speed. You will master a complete workflow that can be easily shared with one click.

Even non-developers and marketers with no coding experience can use “vibe coding” technology to verbally explain their ideas to AI and create practical campaign pages and mockups themselves. This completely eliminates the workflow bottleneck of having to wait a week at a time for feedback and development schedules from the development team after writing a project proposal, enabling them to complete fully functional pages on the spot through conversation alone during meetings. Furthermore, they can easily build survey apps where user responses actually work and are saved, along with integrated databases, then deploy them to real URLs and share them with team members and customers with one click to validate ideas at lightning speed.

Build customized solutions ready for immediate use in sales and customer service through “vibe coding,” a technology that lets you create business tools by describing the desired functionality in words without typing a single line of code. Learn practical techniques for completing repetitive tasks—such as writing proposals and quotes, replying to emails, and organizing handovers—in just 10 minutes by conversing with AI. Create a practical app with automatic quote calculations and PDF saving, then master the complete workflow by deploying it to a publicly accessible URL and sharing it with your team or customers with one click.

Even when AI provides sophisticated answers, the final judgment and persuasion ultimately remain human domains. This content explores smart decision-making formulas for professionals lost amid information overload and choice fatigue. Combining principles of behavioral economics, message framing, and trust-relationship design, it presents practical persuasion strategies that move audiences at real business touchpoints—such as reports and proposals—through engaging illustrated examples. Learn to read the emotions and context beyond the data and establish people-centered decision-making criteria that work immediately in the field.

A Black-and-White Survival Game That Breaks Through Ambiguous Gray Areas! Preventive Training That Clearly Defines the Boundaries for Determining Sexual Harassment "Is This Kind of Joke Really Okay?" Through the sharp judgments of the black squirrel and white squirrel judges, we provide a clear diagnosis of the ambiguous boundaries encountered in the workplace. Covering everything from gender sensitivity and the legal requirements for establishing sexual harassment to responses to actual incidents and available remedies, this training proactively prevents your organization’s legal risks and helps build a horizontal, healthy workplace culture founded on mutual respect.

Office Security Survival! Workplace Survival Strategies Learned from Real-World Cases New security threats are rapidly increasing in everyday work environments, including the expanded use of generative AI, the spread of remote and hybrid work, and the leakage of core technologies during job changes. This course integrates information security, personal information protection, and industrial security into a single package, systematically covering everything from essential practical knowledge to the latest threats of technology leakage. Through scenario-based simulations centered on real security incidents and legal precedents, the course maximizes employees’ security awareness. Going beyond simply understanding regulations, it develops the practical ability for employees to identify security risks at their own points of contact with work and respond to them wisely.

Records remain, and responsibility grows! Everything about digital ethics that protects the workplace This course explores digital hate, digital sex crimes, and the risks of using AI that can actually occur in the workplace through case-based stories, clearly explaining what the problems are and how to prevent and respond to them. It firmly establishes the standards of digital ethics that today’s employees—who communicate digitally and use AI as part of their everyday work—urgently need, including how to work while respecting one another in digital spaces and how to use AI more safely and responsibly.

A New Framework for Human-AI Collaboration to Amplify Human Thinking How should AI be utilized to maximize the amplification of human capabilities? On this new stage of creativity, what criteria should govern human-AI collaboration? Furthermore, how should jobs and workflows be designed? This course presents a new framework and execution strategies to answer these questions.

Innovation in Work Efficiency and Creativity – Agentic AI AI is now evolving beyond simple automation into a new stage where it can judge and execute on its own. Agentic AI is at the center of this change, serving as a core technology that helps businesses and organizations operate smarter. In this course, we have organized the content clearly and simply so you can understand how Agentic AI connects decision-making with execution and how it can be applied to practical work. Discover the essential knowledge for every professional preparing for the future right now.

AI Finally Gets a Body - What is My Survival Strategy in the Age of Robots? Physical AI is not just about robots. It is an overthrow of the economic paradigm created by the grand convergence of artificial intelligence, robotics, and energy technology. This course explores various perspectives, from the background of Physical AI's emergence to the strategies of global big tech, hardware sovereignty, and future social issues such as robot taxes, basic income, and global inequality.

The rules of every game are changing — a new dimension of business opened by quantum computing. Moving beyond simple technological advancement, quantum computing has already emerged as a key variable determining the future business landscape, poised to shift paradigms across all industries. This analysis provides insightful perspectives on the massive wave of technological change, covering everything from the basic principles of quantum computers to innovation cases in finance, pharmaceuticals, security, and the strategic moves of global Big Tech. It offers the most definitive roadmap for professionals who wish to gain quantum literacy without complex physics knowledge and transform into future-ready talent.

Reading the Standard of Digital Money — A New Financial Order Opened by Stablecoins In the uncertain digital asset market, stablecoins—the only assets that function "like real money"—have already emerged as a core part of the global financial infrastructure. This provides essential, condensed knowledge for professionals who want to be at the forefront of understanding the paradigm shift in the digital economy.

Ideas you've only been thinking about—now AI will complete them with code. Learn the process of implementing ideas into code using Cursor AI and Claude Code. This is a practical AI coding introductory course where even non-majors can complete projects on their own.

In the era of AI, the capabilities of planners are being redefined. For all planners who wish to develop the practical skills to integrate AI into existing services or design completely innovative new services, this course provides specific guidance on 'feasible methods and paths.'

You can become a presentation master by using AI well! Presentation skills are essential in the workplace and business. However, completing great planning, sophisticated design, and effective delivery requires a lot of time and effort. Through this process, presentation preparation will no longer be a burden but will transform into an enjoyable experience.

This course covers the importance of information security and personal data protection, providing systematic learning from essential knowledge needed in practice to the latest security issues. Based on the practical experience and expertise of personal data protection specialist instructor Jo Ah-young, it provides realistic education with a sense of field experience.

Just make it do it. n8n does the work - Practical workflows to save 1 hour a day with automation tools Get AI tool utilization + prompt engineering + practical automation sense all at once.

This course covers practical MS Word tips that can be immediately applied in the workplace. Beyond simple document creation functions, it provides various practical know-how to enable efficient and professional document work. You can learn practical skills that will increase work efficiency, such as document editing, formatting, paragraph and table utilization that are frequently encountered in the workplace.

You use 'pivot tables' a lot for data analysis, right? However, Excel provides various analysis tasks that are suitable for the situation in addition to pivot tables. In this lecture, we will organize Excel analysis tasks in 10 ways (sorting, subtotals, pivot tables, pivot charts, target value search, data tables, scenario managers, integration, advanced filters, conditional formatting)

Work automation has always been the domain of developers, but with Cowork, you can create your own office-specialized workflows just by making requests in Korean within a chat window, without any coding knowledge. In this course, we will cover from scratch how to maximize office work efficiency through no-code automation.

This course is systematically designed for learners aiming to obtain the MOS 365 certification. Rather than simply focusing on exam preparation, it is designed to strengthen both certification readiness and practical application skills by covering functions frequently used in actual office environments. Through this course, students will learn the core areas of the MOS 365 exam, including Word, Excel, and PowerPoint, while naturally acquiring the main functions of each program and practical application cases. Since this course covers a wide range from basic document creation to advanced feature utilization, students can secure both certification achievement and the document processing and data utilization skills necessary for job performance. Additionally, it is structured to help develop practical skills and improve exam adaptability through examples and problem-solving similar to the types that appear on actual exams. Therefore, this course will be of great help not only to learners preparing for the MOS 365 certification, but also to office workers who want to develop efficient document work capabilities in office and administrative practice.

Introducing AI utilization methods perfectly tailored for office workers and civil servants, delivered directly by an instructor who has satisfied over 10,000 students through hundreds of invited lectures.

We will summarize the core theories spanning from Machine Learning and Deep Learning to Generative AI in one go. And by implementing various Generative AI applications with easy Python code, you can take your first step as an AI developer.

You can become a presentation master by using AI well! Presentation skills are essential in the workplace and business. However, completing great planning, sophisticated design, and effective delivery requires a lot of time and effort. Through this process, presentation preparation will no longer be a burden but will transform into an enjoyable experience.

The Gemini agent that works across Google Drive! Put the finishing touches on your Google AI workflow with overwhelming productivity.

<This course is part of the 'Wrtn AI Literacy Voucher Program', a collaboration between Inflearn and Wrtn, and is available completely free for elementary, middle, and high school students who are in the AI vulnerable demographic.> From the fundamentals of artificial intelligence to generative AI that creates text, images, and videos! Artificial intelligence is already being used everywhere in our daily lives. This course is designed to help you easily understand what AI is, how it learns, and how it works. Without complicated formulas, just follow along like listening to a story and you'll naturally become friends with artificial intelligence!

This course consists of a curriculum designed to achieve overwhelming efficiency in various fields such as planning, development, marketing, and job preparation by utilizing 'Perplexity AI,' an AI answer engine that goes beyond the limitations of traditional search engines.

Data-driven decision-making, an essential skill in the era of digital transformation! As companies are going all out to find talent with digital capabilities, develop your BA skills to successfully solve organizational problems through this course!

This is a practical lecture designed for passing the ITQ Excel Grade A exam in a short period. You will master the four-step process—from data entry to pivot tables and charts—and learn time-saving skills to finish with 15 minutes remaining in the 60-minute exam. Rather than rote memorization, you will understand functions through intuitive pattern matching and complete your Excel skills to be immediately applicable in real-world tasks.

You know the importance of 🔥Big Data🔥 in business, but have you given up before even starting because of difficult-sounding data analysis tools like Python, R, and SQL? Don't worry anymore😉 This is a course for beginners to learn how anyone can analyze data and discover valuable insights using the highly accessible Excel!🎁

Through the synergy of Excel and generative AI (ChatGPT), this practical, hands-on training covers the entire spectrum including data aggregation, cleansing, visualization, report writing, template automation, code-free schedule creation, VBA automation, and Google Sheets integration, designed to enable learners from Excel beginners to intermediate users to develop skills that can be immediately applied in real-world work through step-by-step learning.

This course is designed for those who want to go beyond simple AI chatting and actually get work done using AI agents. Many students are already using ChatGPT or Claude, yet they still struggle with repetitive tasks, scattered workflows, excessive research, and low productivity. The problem usually doesn't lie with the AI itself, but in knowing how to organize work systematically, give clear instructions, and build reliable workflows. In this course, we provide a step-by-step guide on the practical application of Claude Cowork. Rather than focusing solely on theory, we practice through practical examples such as project management, browser automation, meeting preparation, persistent memory systems, skills, plugins, and desktop control. This course explains everything in a simple and practical way so that even beginners can easily follow along. By the end of the course, students will understand how to utilize Claude Cowork as a true productivity assistant for research, planning, organization, automation, and daily tasks.

You can automate repetitive and tedious tasks using GPTs. Even non-developers can automate more complex tasks with GPTs by linking various external automation services!

AI writes on Slack and Notion for me? Work smarter with MCP, which goes beyond the limits of existing AI!

This is a practical introductory course designed to help general office workers utilize generative AI as a business partner rather than just a simple tool. The objective is to develop the ability to use AI safely while complying with security and copyright standards, based on an accurate understanding of its operating principles and limitations. From the core principles of prompt engineering to streamlining text-based tasks such as planning, reporting, emailing, and minutes-taking, as well as Excel data analysis and the use of images and PDF documents, students will learn step-by-step. This helps drastically reduce time spent on repetitive tasks and secures the practical capability to handle multiple roles. Beyond individual use, the course covers how to build team-level work templates and standards. It is an action-oriented curriculum designed to ensure that participants possess work automation assets that can be applied immediately to their jobs after completion, leading to productivity improvements across the entire organization.

There may be people who have never taken my lecture, but no one has taken it only once. After teaching in person for so long, I have finally had the opportunity to create this online course. Since the commercialization of AI, I have produced and researched countless pieces of AI content. Based on that knowledge and experience, I have built a logical philosophy of my own and organized it into concepts that are easy for anyone to understand. For those who have been generating AI images without considering the underlying concepts, I will instill a proper foundation in you. Once you take this course, you will be able to create any AI image in the future. Have you never created an AI image before? That’s perfectly fine. You don't need any prior experience in AI image generation. By simply learning and practicing through this lecture, you can become an expert in AI content creation.

Google Sheets and Apps Script work automation that even those with no coding experience can do! I will teach you in the easiest way possible by creating examples that can be used in actual work.