From the course: Microsoft Copilot Essentials Professional Certificate by Microsoft Press

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How LLMs support modern work

How LLMs support modern work

Now, let's peek under the hood, just enough to predict how Copilot behaves. You don't need a PhD in machine learning, but understanding the basics makes you a better prompter. As I said, you don't need an advanced degree to use Copilot effectively, but understanding the basics makes you a better prompter. Let's peek under the hood, just enough to predict how Copilot behaves. Copilot was trained on massive text datasets to predict useful responses. LLMs like GPT, that's the LLM that Microsoft Copilot uses by default, learned patterns from billions of documents, articles, books, and webpages. They learned what words typically follow other words, how sentences are structured, and how ideas flow. That training is the foundation. Copilot generates text word-by-word based on probability patterns. When Copilot responds, it's literally predicting the most probable next word, then the next, then the next, etc. It's not retrieving a pre-written answer. It's constructing one in real-time based…

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