Computer Vision →hardMultiple ChoiceObjective-mapped

AI-103 Computer Vision Practice Question

You are analyzing multi-language documents containing mixed English and Japanese text using Azure AI Vision Read API. How should you specify the language parameter to ensure optimal OCR accuracy?

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

✓

Omit the language parameter or set language=unk to enable automatic language detection across supported languages.

The Read API supports automatic language detection, but you can also specify the `language` parameter or rely on auto-detection for multilingual documents.

Answer analysis

Option-by-option breakdown

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

✗
Use the legacy OCR v3.0 endpoint with multi-language flag.
Why it's wrong here
Legacy v3.0 is deprecated.
✗
You must submit English and Japanese pages separately in distinct API calls.
Why it's wrong here
Read API handles multilingual documents in a single pass.
✗
Set language=en-US exclusively.
Why it's wrong here
Restricting language to English would cause Japanese text recognition to fail or degrade.
✓
Omit the language parameter or set language=unk to enable automatic language detection across supported languages.
Why this is correct
Read API automatically detects languages when language is not specified or set to auto/unknown.

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

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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.