Microsoft Azure AI Fundamentals Flashcards

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  1. What is key phrase extraction?

    An NLP technique that identifies the main talking points or salient phrases in a body of text, summarizing what it is about.

  2. What is speech-to-text (speech recognition)?

    The process of converting spoken audio into written text transcription.

  3. What is text-to-speech (speech synthesis)?

    The process of converting written text into spoken audio output.

  4. What is the passing score for AI-901?

    700, reported on a scaled score range of 1 to 1,000.

  5. Define artificial intelligence (AI) in the Azure context.

    Software that imitates human behaviors and capabilities such as perceiving, reasoning, learning, and making decisions or predictions from data.

  6. What is machine learning (ML)?

    A subset of AI in which models learn patterns from historical data and use those patterns to make predictions on new, unseen data, rather than following explicit hand-coded rules.

  7. What is the difference between regression and classification?

    Regression predicts a continuous numeric value (e.g., a price), while classification predicts a discrete category or class label (e.g., spam vs. not spam).

  8. What distinguishes supervised from unsupervised learning?

    Supervised learning trains on labeled data (inputs paired with known outputs), while unsupervised learning finds structure or patterns in unlabeled data.

  9. What is a label in supervised learning?

    The known output value associated with a set of features in training data, which the model learns to predict.

  10. What is computer vision?

    An AI discipline that enables software to interpret and understand visual input from images or video, such as identifying objects, faces, or text.

  11. What is the difference between image classification and object detection?

    Image classification assigns one or more labels to an entire image, while object detection identifies and locates multiple individual objects within an image using bounding boxes.

  12. What is optical character recognition (OCR)?

    A computer vision capability that extracts printed or handwritten text from images or scanned documents into machine-readable text.

  13. What is facial detection versus facial recognition?

    Facial detection locates the presence and position of faces in an image, while facial recognition identifies or verifies a specific individual's identity from a face.

  14. What is natural language processing (NLP)?

    An AI field focused on enabling computers to understand, interpret, and generate human language, both written and spoken.

  15. What is sentiment analysis?

    An NLP technique that determines the emotional tone (positive, negative, neutral) expressed in a piece of text.

  16. What is named entity recognition (NER)?

    An NLP task that identifies and categorizes key elements in text, such as people, places, organizations, and dates.

  17. What is generative AI?

    AI that creates new original content — such as text, images, code, or audio — by learning patterns from large datasets, rather than simply classifying or analyzing existing content.

  18. What is a large language model (LLM)?

    A deep learning model trained on massive text datasets that can understand and generate human-like language for tasks like completion, summarization, and conversation.

  19. What is a prompt in generative AI?

    The input text or instruction given to a generative AI model to guide the content it produces.

  20. What is prompt engineering?

    The practice of designing and refining prompts to elicit more accurate, relevant, or useful responses from a generative AI model.

  21. What is Retrieval Augmented Generation (RAG)?

    A pattern that grounds a generative AI model's responses by retrieving relevant information from an external knowledge source (such as your own documents) and injecting it into the prompt before generation.

  22. What is grounding in generative AI?

    Supplying a model with authoritative, contextual data (e.g., via RAG) so its outputs are based on relevant facts rather than only on its pretrained knowledge, reducing hallucination.

  23. What is an AI hallucination?

    A confident but factually incorrect or fabricated response generated by an AI model that is not grounded in real data.

  24. What is an agentic AI / AI agent?

    An AI system that can autonomously plan, make decisions, and take multi-step actions — often invoking tools or other services — to accomplish a goal with limited human intervention.

  25. What is Microsoft Foundry (formerly Azure AI Foundry)?

    Microsoft's unified platform for building, customizing, evaluating, and deploying AI solutions and agents, providing access to a model catalog and orchestration tooling.

  26. What are the six core principles of Responsible AI at Microsoft?

    Fairness, reliability and safety, privacy and security, inclusiveness, transparency, and accountability.

  27. What does the 'fairness' principle of Responsible AI address?

    Ensuring AI systems treat all people equitably and do not create or reinforce bias against particular groups.

  28. What is a knowledge base in the context of a question-answering or chat solution?

    A curated collection of information (documents, FAQs) that a language model or bot draws on to ground its answers to user queries.

  29. What is multi-modal AI?

    AI capable of processing and reasoning across multiple input types simultaneously, such as text, images, and audio, rather than being limited to a single modality.