The latest Microsoft AI-900 Azure AI Fundamentals certification actual real practice exam question and answer (Q&A) dumps are available free, which are helpful for you to pass the Microsoft AI-900 Azure AI Fundamentals exam and earn Microsoft AI-900 Azure AI Fundamentals certification.
Table of Contents
Question 761
You are planning on using the Text Analytics service to detect the language in which documents are written. What response parameters will the service detect?
A. The language name
B. An array with all the paragraphs in which the predominant language was not identified, in case a mix of multiple languages exists
C. The ISO 6391 language code
D. A score indicating a level of confidence in the language detection
Answer
A. The language name
C. The ISO 6391 language code
D. A score indicating a level of confidence in the language detection
Explanation
The service will detect the language name, the ISO 6391 language code, and a score indicating a level of confidence in the language detection.
Question 762
You analyzed a document with Text Analytics service and discovered that the language used is English, having a confidence score of 0.8. What does that mean?
A. The predominant language in the text is English
B. A small amount of the text is in English
C. Only 80% of the text was analyzed
Answer
A. The predominant language in the text is English
Explanation
When the confidence score is less than 1, it means that the analyzed text is in mixed language. A confidence score of 0.8 means that the Text Analytics service is 80% confident that the main language detected is English, but some other languages were possibly detected.
Question 763
After analyzing a text with Text Analytics service, the service returned that the language detected is unknown, with a score of NaN. What does this mean?
Select all options that apply.
A. Text is ambiguous in nature
B. Analysis of text failed
C. Text has mixed language content
Answer
A. Text is ambiguous in nature
C. Text has mixed language content
Explanation
When results return a value of unknown for the language name and the language identifier, and a score of NaN, it means that text is ambiguous in nature or has mixed language content.
Question 764
You are building an application that analyzes the sentiment from small texts posted on Twitter. For some of the analyzed texts, the sentiment score is precisely 0.5. What does this mean?
Select all options that apply.
A. A wrong language code might be used.
B. The sentiment in those texts are completely neutral.
C. The texts might be too small to analyze.
D. The texts do not have sufficient context to discern a sentiment.
Answer
A. A wrong language code might be used.
C. The texts might be too small to analyze.
D. The texts do not have sufficient context to discern a sentiment.
Explanation
A score of 0.5 might indicate that the sentiment of the text is indeterminate, and could result from text that does not have sufficient context to discern a sentiment, insufficient phrasing or a wrong language code was used.
Question 765
You are planning on creating a solution that will analyze the sentiment of a document and will extract the main talking points. Which feature(s) of Text Analytics should you take into account? Select all options that apply.
A. Entity recognition
B. Key phrase extraction
C. Sentiment analysis
Answer
B. Key phrase extraction
C. Sentiment analysis
Explanation
B. Key phrase extraction: You can use key phrase extraction to quickly identify the main concepts or talking points in a document.
C. Sentiment analysis: You can use sentiment analysis to evaluate the text of a document and get sentiment scores (positive, neutral, negative) for each sentence.
Question 766
You perform sentiment analysis on a document with the help of the Text Analytics service. A score of 0.65 is returned. What does this indicate?
A. The document is positive
B. The document is neutral
C. The document is negative
Answer
A. The document is positive
Explanation
Score values closer to 1 indicate a more positive sentiment where scores closer to 0 indicate negative sentiment.
Question 767
When using speech-to-text API, the audio source can only be a recorded audio file. True or False?
A. True
B. False
Answer
B. False
Explanation
You can use the speech-to-text API to perform real-time or batch transcription of audio into a text format. The audio source for transcription can be a real-time audio stream from a microphone or an audio file.
Question 768
When sending an audio recording for speech-to-text processing, what kind of transcription is being performed?
A. Audio transcription
B. Real-time transcription
C. Batch transcription
Answer
C. Batch transcription
Explanation
Audio recordings are processed with the help of batch transcription.
Question 769
When you use the text-to-speech API, a generic voice will be used to vocalize the text. True or False?
A. True
B. False
Answer
B. False
Explanation
When you use the text-to-speech API, you can specify the voice to be used to vocalize the text. This capability offers you the flexibility to personalize your speech synthesis solution and give it a specific character.
Question 770
Custom voices can also be developed and used with text-to-speech API. True or False?
A. True
B. False
Answer
A. True