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AI-103 Text Analysis Practice Question

You are developing a global news aggregation application using the Azure AI Language service. You need to automatically identify the primary language of incoming user-submitted articles across 120 different languages before routing them to translation pipelines. Which API endpoint should you call?

Answer choices

Why each option matters

Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.

Correct answer & explanation

POST /language/:analyze-text?api-version=2023-04-01 with the TextLanguageDetection task

The Language detection feature of the Azure AI Language service evaluates text input and returns the detected language name, ISO 639-1 code, and a confidence score for up to 120 languages.

Answer analysis

Option-by-option breakdown

For each option: why learners choose it and why it is or isn't the right answer here.

  • POST /language/translate?api-version=3.0

    Why it's wrong here

    That is the endpoint for the Azure AI Translator service, not the Language service analysis APIs.

  • POST /language/:analyze-text?api-version=2023-04-01 with the CustomEntityRecognition task

    Why it's wrong here

    CustomEntityRecognition is used for extracting custom entities trained via Language Studio, not language detection.

  • POST /language/analyze-text/jobs?api-version=2023-04-01 with the TextSentimentAnalysis task

    Why it's wrong here

    TextSentimentAnalysis evaluates the emotional tone of text, not the spoken language.

  • POST /language/:analyze-text?api-version=2023-04-01 with the TextLanguageDetection task

    Why this is correct

    This is the correct synchronous analyze-text API endpoint and task name for language detection.

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JA

Written and reviewed by Johnson Ajibi, MSc IT Security

Senior Network & Security Engineer · founder of Courseiva

Last reviewed August 2026 · checked against the official Microsoft exam blueprint

This AI-103 practice question is part of Courseiva's free Microsoft certification practice question bank. Courseiva provides original exam-style practice questions with explanations, topic-based practice, mock exams, readiness tracking, and study analytics to help learners prepare for the AI-103 exam.