Seeing Things Clearly
Your company needs to automatically categorize product images into predefined categories such as "electronics," "clothing," and "home goods." Which computer vision technique should you use?
A) Object detection
B) Image classification
C) Semantic segmentation
D) Optical character recognition
B) Image classification
Image classification assigns a single label or category to an entire image based on its content, which is exactly what's needed to categorize product images into predefined categories.
Your company wants to segment customers into different groups based on their purchasing behavior without knowing the groups in advance. Which type of machine learning approach should you use?
A) Supervised classification
B) Supervised regression
C) Unsupervised clustering
D) Reinforcement learning
C) Unsupervised clustering
Explanation: Clustering is an unsupervised learning technique that groups similar data points together without predefined categories or labels.
Your company wants to create a customer service solution that can handle frequently asked questions on your website without human intervention. Which type of conversational AI solution should you implement?
A) Personal digital assistant
B) Web chatbot
C) Voice menu system
D) Speech recognition service
Answer: B) Web chatbot
Is specifically designed to interact with users on websites through text-based conversations, making it perfect for handling FAQs and customer service inquiries online.
You are developing an AI hiring system that should treat all candidates fairly regardless of their gender, race, or age. Which responsible AI principle is most relevant to this requirement?
A) Transparency
B) Fairness
C) Privacy
D) Reliability
B) Fairness
Ensures that AI systems treat all individuals and groups equitably without bias or discrimination based on protected characteristics like gender, race, or age. This is exactly what's needed in a hiring system.
Your organization processes international business contracts written in multiple languages. You need to automatically translate these documents to English while preserving the original formatting. Which Azure service should you use?
A) Text Analytics
B) Translator Text
C) LUIS
D) Speech Services
B) Translator Text
Is specifically designed for translating text between different languages while maintaining document structure and formatting.
You need to build a security system that can identify and locate multiple people in surveillance camera footage. Which computer vision capability should you implement?
A) Image classification
B) Facial recognition
C) Object detection
D) Form recognition
C) Object detection
Can identify and locate multiple objects (including people) within an image by drawing bounding boxes around them and classifying what they are
In a machine learning dataset for email spam detection, the email content and sender information would be considered _____, while the spam/not spam designation would be the _____.
A) Labels; features
B) Features; label
C) Training data; test data
D) Test data; validation data
B) Features; label
Features are the input variables or attributes used to make predictions (email content, sender information). The label is the target variable you're trying to predict (spam/not spam). Labels are the "answers" you want the model to learn to predict, while features are the information used to make those predictions.
You need to build a chatbot that can understand user intents and provide relevant responses from a knowledge base of company documents. Which Azure services should you combine?
A) QnA Maker and Azure Bot Service
B) Speech Services and Translator Text
C) Computer Vision and Form Recognizer
D) Text Analytics and Custom Vision
A) QnA Maker and Azure Bot Service
Creates a knowledge base from documents and FAQs that can answer questions, while Azure Bot Service provides the conversational framework and deployment capabilities for chatbots.
You are building an AI-powered mobile app for elderly users. The app must be accessible to users with visual impairments and should work well for people with varying levels of technical expertise. Which responsible AI principle is primarily addressed?
A) Fairness
B) Inclusiveness
C) Accountability
D) Security
B) Inclusiveness
Ensures that AI systems are accessible and usable by people with diverse abilities, backgrounds, and technical skills.
You are building a content moderation system that needs to automatically detect inappropriate language and toxic comments in user-generated content. Which Text Analytics capability should you use?
A) Key phrase extraction
B) Named entity recognition
C) Sentiment analysis
D) Language detection
C) Sentiment analysis
Can detect not only positive/negative sentiment but also inappropriate content and toxic language patterns. Advanced sentiment analysis includes content moderation capabilities
Your medical imaging application needs to identify and highlight different tissue types in MRI scans, assigning a specific class to each pixel. Which computer vision technique is most appropriate?
A) Image classification
B) Object detection
C) Semantic segmentation
D) Optical character recognition
C) Semantic segmentation
Classifies every pixel in an image, assigning each pixel to a specific class or category. This is perfect for medical imaging where you need to identify different tissue types at the pixel level.
You have trained a machine learning model, but you want to evaluate how well it performs on data it has never seen before. Which dataset should you use for this evaluation?
A) Training dataset
B) Validation dataset
C) Test dataset
D) Feature dataset
C) Test dataset
Contains data that the model has never seen during training or validation and provides an unbiased evaluation of the model's performance on new data.
Your multilingual chatbot needs to understand and respond to users in different languages. Which Azure service should you integrate to handle language translation?
A) Speech Services
B) Text Analytics
C) Translator Text
D) Computer Vision
C) Translator Text
Provides real-time text translation between multiple languages, making it essential for multilingual chatbot scenarios.
Your AI customer service chatbot must protect customer personal information and ensure that sensitive data is not exposed to unauthorized parties. Which responsible AI principle is most relevant?
A) Transparency
B) Fairness
C) Privacy
D) Reliability
C) Privacy
Focuses on protecting personal and sensitive information from unauthorized access, use, or disclosure.
You want to create a voice-controlled application that can understand spoken commands in noisy environments. Which Speech Services feature would be most important for improving accuracy?
A) Speech synthesis
B) Custom speech models
C) Speaker recognition
D) Speech translation
B) Custom speech models
Can be trained on specific vocabularies, acoustic environments, and use cases to improve recognition accuracy in challenging conditions like noisy environments.
You are developing an application that needs to extract text from scanned invoices and receipts for processing. Which Azure Cognitive Service should you use?
A) Computer Vision
B) Custom Vision
C) Face API
D) Form Recognizer
D) Form Recognizer
Is specifically designed to extract text, key-value pairs, and structured data from documents like invoices, receipts, and forms.
You are using Azure Machine Learning and want to create a machine learning pipeline using a visual, drag-and-drop interface without writing code. Which tool should you use?
A) Azure ML Studio
B) Azure ML Designer
C) Azure ML SDK
D) Azure ML CLI
B) Azure ML Designer
Provides a visual, drag-and-drop interface for creating machine learning pipelines without writing code.
You are building a voice-enabled chatbot that needs to convert user speech to text for processing and then convert the bot's text responses back to speech. Which Azure services do you need?
A) Speech-to-text and Text-to-speech
B) LUIS and QnA Maker
C) Computer Vision and Form Recognizer
D) Text Analytics and Translator Text
A) Speech-to-text and Text-to-speech
The user's spoken input into text that the chatbot can process, while text-to-speech converts the chatbot's text responses into spoken audio for the user.
Your AI-powered financial advisory system must be protected against malicious attacks that could manipulate investment recommendations or steal client data. Which responsible AI principle is most directly addressed by implementing robust cybersecurity measures?
A) Accountability
B) Security
C) Transparency
D) Reliability
B) Security
Involves protecting AI systems against malicious attacks, unauthorized access, and data breaches.
Your customer support application needs to automatically route tickets to appropriate departments based on understanding the customer's intent, such as "billing issue," "technical support," or "account closure." Which Azure service is best suited for this task?
A) QnA Maker
B) Language Understanding (LUIS)
C) Text Analytics
D) Translator Text
B) Language Understanding (LUIS)
It is specifically designed to extract intents from natural language, making it perfect for understanding customer intentions and routing tickets accordingly.
Your retail company wants to create a custom model to identify specific product defects that are unique to your manufacturing process. Which Azure service should you use?
A) Computer Vision
B) Custom Vision
C) Face API
D) Form Recognizer
B) Custom Vision
Allows you to build and train custom image classification and object detection models using your own specific images and categories.
You want to use Azure's automated machine learning capabilities to automatically try different algorithms and hyperparameters to find the best model. Which Azure ML feature should you use?
A) Azure ML Designer
B) Azure ML Automated ML (AutoML)
C) Azure ML Compute Instances
D) Azure ML Datastores
B) Azure ML Automated ML (AutoML)
Automatically tries different algorithms, preprocessing techniques, and hyperparameters to find the best-performing model for your dataset. It handles the complex process of model selection and tuning automatically.
Your organization wants to implement an automated phone system that can direct callers to the appropriate department based on their spoken requests. Which type of conversational AI solution is most appropriate?
A) Web chatbot
B) Personal digital assistant
C) Interactive Voice Response (IVR) system
D) Text-based FAQ system
C) Interactive Voice Response (IVR) system
Is specifically designed for telephone-based interactions where users can speak or use keypad inputs to navigate through menu options and be directed to appropriate services.
Your company's AI system for loan approvals must maintain detailed logs of all decisions and be able to provide explanations when decisions are questioned. Which responsible AI principle does this primarily support?
A) Privacy
B) Reliability
C) Accountability
D) Inclusiveness
C) Accountability
Requires organizations to be responsible for the decisions made by their AI systems and be able to justify and explain those decisions when questioned.
Which Azure service provides compliance with various regulatory standards, such as HIPAA, ISO, and GDPR?
A. Azure Security Center
B. Azure Advisor
C. Azure Governance
D. Azure Compliance Manager
D. Azure Compliance Manager is an Azure service that provides compliance with various regulatory standards, such as HIPAA, ISO, and GDPR. It helps customers assess their compliance posture, identify gaps in compliance, and develop remediation plans.