AI 900 Exam Q&A #11 - Azure AI Fundamentals

Introduction

Question 101

Which type of natural language processing entity is used to identify a credit card number?

• Option A: Pattern entity
• Option B: Rejects entity
• Option C: List entity
• Option D: Machine learned entity

Correct answer: Option B - Rejects entity

Question 102

Match the machine learning task to the appropriate scenarios.

1. Scenario: Examining the values of a confusion matrix

   • Correct Machine Learning Task: Model evaluation

2. Scenario: Splitting a date into day, month, and year field

   • Correct Machine Learning Task: Feature engineering

3. Scenario: Picking temperature and pressure to train a waiter model

   • Correct Machine Learning Task: Feature selection

Question 103

In the given scenario, select which type of machine learning should you use.
Scenario: Identify a group of people who have similar purchasing habits.

• Option A: Clustering
• Option B: Classification
• Option C: Regression

Correct answer: Option A - Clustering

Question 104

You have a security system that analyzes images from CCTV to provide authorized staff entry into a restricted area. Which type of computer vision does the system use?

• Option A: Optical character recognition
• Option B: Facial detection and facial recognition
• Option C: Image analysis
• Option D: Semantic segmentation

Correct answer: Option B - Facial detection and facial recognition

Question 105

Which of the following workload types matches the below workload?
Workload: Determining whether a review is positive or negative.

• Option A: Computer vision
• Option B: Sentiment analysis
• Option C: Conversational AI
• Option D: Anomaly detection

Correct answer: Option B - Sentiment analysis

Question 106

You are using Azure Machine Learning Designer to deploy a real-time inference pipeline as a service for others to consume. Where will you deploy the model?

• Option A: Local web service
• Option B: AKS (Azure Kubernetes Service)
• Option C: Azure Machine Learning compute
• Option D: Azure Containers

Correct answer: Option B - AKS (Azure Kubernetes Service)

Question 107

In the given scenario, select the type of AI workload it describes.
Scenario: An AI application that uses images to detect cracks in a car windshield and indicates when the windshield should be repaired or replaced.

• Option A: Anomaly detection
• Option B: Natural language processing
• Option C: Computer vision

Correct answer: Option C - Computer vision

Question 108

An AI solution that is offered at different prices for different sales territories is an example of the Microsoft inclusiveness principle for responsible AI.

• Option A: True
• Option B: False

Correct answer: Option B - False

Question 109

Which Azure services will you use to create conversational AI solutions? Select two valid options.

• Option A: Face API
• Option B: Azure Bot Service
• Option C: Q&A Maker

Correct answers: Option B - Azure Bot Service, Option C - Q&A Maker

Question 110

For each of the following statements, select "yes" if the statement is true; otherwise, select "no".

1. Statement: You can use the Speech service to transcribe a call to text.

   • Correct answer: Yes

2. Statement: You can use the Text Analytics service to extract key entities from a conversation transcript.

   • Correct answer: Yes

3. Statement: You can use the Speech service to translate the audio of a call to a different language.

   • Correct answer: Yes

Keywords

• Natural Language Processing
• Machine Learning
• Clustering
• Facial Recognition
• Sentiment Analysis
• Computer Vision
• Azure Services
• Speech Service

FAQ

1. What type of entity is used to identify credit card numbers in natural language processing?
   Answer: The Rejects entity is used for this purpose.

2. What is model evaluation in machine learning?
   Answer: It is the process of examining the values of a confusion matrix.

3. Which machine learning task is used for grouping people with similar purchasing habits?
   Answer: Clustering.

4. What type of computer vision is used in security systems for authorized access?
   Answer: Facial detection and facial recognition.

5. What workload type is used for analyzing the sentiment of reviews?
   Answer: Sentiment analysis.

6. Which Azure service is recommended for creating conversational AI solutions?
   Answer: Azure Bot Service and Q&A Maker.