If you review the multiple choice questions, you can predict the second and third questions. You need to thoroughly study why you got the questions right and why you got them wrong in order to prepare.

Diagnose the future of my work and learn how to grow together with AI What we need now is the power to read the future of my work! In the midst of industrial restructuring and technological transformation trends, we'll specifically tell you from a job function perspective what changes are coming to your work now and how you can prepare for them.

A lecture on how to write a cover letter that increases your chances of getting hired, from the perspective of a hiring manager.

This course is designed to help you understand various practical concepts, such as transceiver system concepts, key characteristic parameters, and PCB layout. Taking this alongside "Understanding RF Circuit Design for Engineers [Basic]" will further enhance your understanding of RF circuits.

If RF circuits feel vague in practice—from impedance matching to the roles of various components—please pay attention to this lecture. We have packed in everything from basic RF concepts to fundamental theories on passive elements and components. Stop simply following reference circuits blindly and start building your knowledge step-by-step from the core concepts.

"In the early 2000s, when I first set foot in this industry, bookstores were filled with nothing but books preaching 'principles.' While you actually need to see the forest in the field, those books were busy talking about the cell division of tree bark. In that state, I was dropped into the middle of the deserts in Qatar, the UAE, and Saudi Arabia, learning HVAC the hard way by 'hitting the ground running.' (The sweat I shed back then could have probably created an oasis.) Later, when I moved to a data center and sat as an interviewer, I was surprised to find that many applicants still couldn't see the 'forest,' just like I couldn't 10 years ago. Out of frustration, I thought, 'I might as well set the stage myself,' and that's how I created this course. This is a 'condensed practical summary' of everything I've realized through 17 years of hands-on experience. Don't struggle as I did; use this course as a 'cheat code' to level up with ease. I always welcome your curiosity. The Q&A board and my inbox are on 'infinite standby,' open 24 hours a day."

Are you lost on where and how to start preparing for a job in the finance sector? This lecture is not a typical theory class. Through the vivid strategies and trial-and-error of a real experienced person who passed bank applications not just once, but twice, you too can discover a concrete path to getting hired. “Getting a bank job: Everyone dreams of it, but not everyone achieves it.” Now, learn the strategy to become someone who isn't just 'anyone'.

This course is designed to help you understand and apply basic antenna principles, fundamental theories for antenna selection, antenna impedance matching, and layout methods. It is intended for beginners in wireless communication systems, working professionals, or anyone interested in antenna circuit design.

Do you feel overwhelmed just thinking about the moment of persuasion? Stop relying on emotions and intuition for negotiations! With former Apple business coach Jasmine Han, you can take control of negotiations in just 15 minutes a day for one month.

Through basic breathing techniques, you can properly understand your own voice and develop voice techniques for building your own clear image. This allows you to cultivate conversational skills and presentation abilities with strong delivery and likability, and furthermore, you can rediscover your own attractive voice that can captivate the hearts of your audience.

This course is designed to provide systematic learning of essential business manners and work know-how that are crucial for modern professionals. It covers practical content that can be immediately applied in real work situations, including greetings and first impressions, attire, communication, meetings, networking, business card and handshake etiquette, and management. The focus is on developing the capabilities to build a professional image and establish trust within the organization.

This is a practical training program designed to systematically learn the core principles and practical skills of document writing and report writing that can be directly applied in corporate work settings. You can comprehensively enhance your document capabilities needed for workplace collaboration, communication, and decision-making by learning various topics including clear and logical writing, highly readable document composition, utilization of data and visual materials, persuasive report and email writing, and rapid and accurate communication through real-world examples.

🎬 Add a spoonful of sense to bland PPT? Now complete it with 'motion graphics'! You think adding motion to PPT looks tacky? Not anymore. Now PPT motion is a weapon that goes beyond presentations to enhance all content. ✅ Why do you need motion? 📌 Motion that brings life to boring presentations 📌 Motion that instantly emphasizes important messages 📌 Motion that intuitively conveys complex content 📌 GIF motion banners that add vitality to detail pages 📌 Motion elements as cut replacements in SNS, Shorts, and YouTube videos Now PPT motion is not a choice but a necessity! It applies to all practical work that wants moving content: presentations, marketing, education, and branding. ✨ What will you learn in this course? 🎁 30 types of 'PPT Motion Templates' that can be applied in just 3 seconds! → Design examples + original objects ready to use immediately 🎁 Includes 'Motion Graphics Guidebook' for professional use → Designed so even PPT beginners can learn systematically 🎯 Who is this course for? 📌Office workers who want to make presentation materials more sophisticated 📌Marketers who want to directly insert GIFs into detail pages 📌Creators who want to produce Shorts and SNS content without video tools 📌Instructors/teachers who want to add focus and understanding to educational materials, etc. 💡 Now it's possible to create high-quality motion content with just one PPT, without video tools. Everything about motion graphics completed with PPT only - experience it right now.

This is a real-deal Chinese course packed with authentic expressions you can use immediately in daily life. Just 5 minutes during your commute or daily routine will transform your Chinese skills!😊

This course aims to analyze the impact of baby boomer retirement on society and the economy, and to present strategies to prepare for this transition. The course consists of three parts: the first part covers the current state of baby boomer retirement and the resulting social and economic changes. The second part presents personal retirement preparation, asset management, and coping strategies for the later stages of life. The final part focuses on understanding policy responses suitable for an aging society and solutions for intergenerational coexistence, with emphasis on understanding the roles of government and businesses.

[Strategic Roadmap for System Control and Prevention of Cognitive Atrophy in the AI Era] 1. Introduction: Technical Initiative and Strategic Command (Strategic Command vs. Passive Dependence) A core insight derived from the past 40 years of automotive R&D and corporate management is that entities that lose technical control are highly likely to devolve from beneficiaries of a system into its dependents. In particular, the proliferation of Artificial Intelligence (AI) technology—comparable to high-performance engines—presents a crossroads: it will either leave humans as "passive passengers" of technology or allow them to leap forward as "strategic commanders" who master the system. The indiscriminate dependence on AI observed today is accelerating "Cognitive Offloading," a phenomenon where humans entirely delegate their inherent thinking and analytical mechanisms to machines. This induces the deactivation of the brain's Executive Control Network (ECN) and carries the risk of a structural crisis known as "Cognitive Atrophy," leading to the functional decline of the frontal lobe in the long term. This course aims to present a strategic methodology to strengthen human cognitive capabilities and safeguard intellectual sovereignty in response to this intellectual crisis. 2. Five Core Methodologies for Safeguarding Cognitive Sovereignty ① Maintaining Cognitive Plasticity and Designing Intentional Cognitive Load (Cognitive Gym) The convenience of AI, which provides immediate and seamless answers, can lead to a disconnection in thinking and the omission of critical review processes. To prevent this, it is necessary to design intentional "Cognitive Friction" within work processes. By counter-utilizing AI's automation functions to forcibly delay and deepen the human thinking process, advanced training must be conducted to stimulate neuroplasticity and raise the threshold of thought. ② Establishing an Adversarial Verification System Based on Multi-Agent Systems (MAS) Human cognitive systems are susceptible to "Automation Bias," the tendency to uncritically accept AI outputs. To offset this bias, it is effective to operate a "Critique Agent" or a virtual "Red Team" that analyzes and attacks the vulnerabilities of the logic, separate from the primary model that follows the user's instructions. This forces the process of building defensive logic, thereby activating "System 2 (deliberative thinking)" as defined by Daniel Kahneman. ③ Implementation of Literacy-Based Dual-Track and RQTDW Learning Methods The ability to verify digital tools is directly proportional to one's analog foundational thinking system. While maintaining literacy to deeply grasp the context of text, it is recommended to internalize the 5-step RQTDW roadmap: Read (Deep Reading): Perform a multi-faceted identification of the source of information. Question (Questioning): Pose critical questions regarding logical consistency and the validity of premises. Think (Confronting Contradictions): Analyze and contemplate trade-offs and logical gaps between information. Discuss (In-depth Discussion): Diversify points of contention through virtual or actual discussions. Write (Reconstruction): Refine the results of expanded thinking into human-specific language for systemic internalization. ④ Applying the Sandwich Workflow to Clarify Accountability Delegating the entire work process to AI poses a high risk of cognitive paralysis; therefore, it is essential to establish a rigorous workflow that structurally separates the roles of humans and AI. Context Design Phase (Top Bun): Setting the purpose of the task, imposing constraints, and designing the overall architecture must be performed under human leadership. Data Processing Phase (Meat): Tasks involving repetitive and large-scale resources, such as calculating vast data, sorting, and drafting, are delegated to AI. Final Verification Phase (Bottom Bun): Ethical judgment, precise cross-referencing of facts (Fact-check), and final value attribution are returned to the human domain of responsibility to ensure system stability. ⑤ Hallucination Control and Strengthening Epistemic Boundaries via the SIFT Model AI possesses the attributes of a "stochastic parrot," combining tokens based on probabilistic frequency without a substantive understanding of meaning. Therefore, one must be wary of the "illusion of knowledge" created by AI's fluent output. To this end, a 3-step fact-checking protocol and the SIFT model must be strictly applied in practice. The habit of "Lateral Reading"—tracking original sources and contrasting them with external data—becomes a key mechanism to prevent intellectual free-riding on technical convenience. 3. Conclusion: The Strategic Mission of the Hyper-Intelligent Helmsman While the phenomenon of intelligence is manifested through engineering design, the core agent that controls it in a meaningful direction and creates business value remains rigorous human thinking. This masterclass is designed to ensure that students acquire the capabilities of a "Hyper-Intelligent Helmsman" who controls the powerful power source of AI and designs organizational systems. Strengthen the cognitive muscles of individual members and actively respond to technical challenges. When rigorous engineering control is combined with advanced cognitive abilities, AI will finally function as a strategic asset that drives the sustainable growth of both members and the organization.

Feeling overwhelmed by writing? For those who sigh, unsure where to start when it's time to write, author Kang Won-guk, who honed the President's words and writings for 8 years, shares 'the core of true writing.' From self-introductions, reports, books, to blogs... We share expertise applicable to all your writing needs.

64 core stories from the Romance of the Three Kingdoms, handpicked by a strategy expert with 30 years of experience! We provide a 150-page 'Rule of Three' strategic framework that structures complex business issues into just three areas to design your victory. [The Blueprint for Victory Learned from Heroes of Turbulent Times] Did you feel you should read the Romance of the Three Kingdoms but felt overwhelmed by its massive volume and 1,200 characters? Or even if you read it, were you unsure how to apply it to real-world business? This lecture pierces through the entire epic while distilling only the 'Rule of Three' that can be immediately applied to modern business. 🎯 This lecture is for: Strategists/Planners: Those who want to design a 'structure for victory' that does not collapse amidst complex variables. Leaders: Those who want to win people over by mastering justification, practical interests, and timing. Beginners: Those who want to master the core plot and strategies of the Three Kingdoms all at once. ⚔️ What will you learn? An Unshakable 'Structure' (Risk Management): From Cao Cao's retreat tactics to Zhuge Liang's defensive formations, learn how to prevent the collapse of your foundation by optimally allocating resources. The Invisible 'Gap' (Strategy Formulation): Through cases like Lu Bu’s "empty house" raids and Guan Yu’s loss of Jing Province, master the art of timing to seize the initiative by capturing the opponent's weaknesses. The Irresistible 'Proposal' (Psychological Persuasion): Systematize negotiation techniques that completely win over opponents using the 'Justification-Profit/Loss-Deadline' frame extracted from Zhuge Liang's diplomacy. 💡 Our Promise After taking this course, you will possess a clearer strategic insight than someone who has read the Three Kingdoms three times. The stories are exciting, and the strategies are meticulous! Results are not left to luck; they are designed.

The power of AI, completed with PPT. This course goes beyond simple presentation creation, It's an all-in-one course that uses AI to finish everything from planning to design and content creation at once. Complex design? Now AI suggests everything from the initial draft Product detail pages, video production, carousels, GIF banners, e-books, etc. all created with just PPT AI prompt-based content generation followed by content creation with PPT, etc. Complete disclosure of AI+PPT's unique workflow! Even if you're not a designer, even if you don't know the tools well A practical course where anyone can create professional-level results. 💡 "You provide the ideas, AI and PPT handle the rest!" Right now, your content creation method will completely change.

This is the easiest introductory course for those new to information security. You can get a feel for real-world tasks by experiencing the five core roles: planning, development, operations, assessment, and monitoring. Start building your own career roadmap for employment or a career transition.