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Microsoft AI Classroom series
Assessment Answers
Get Microsoft AI Classroom Series Assessment Answers. All questions and answers are included. (Make sure you check all the questions and answers in SET 1, SET 2 and Remaining Questions tab)
SET 1
SET 2
Remaining Questions
SET 1
Q1. What is the easiest method to define elements of your LUIS model?
ml.azure.ai
Cognitive service portal
LUIS portal
Writing code
Q2. Which module should you use to provide a simple metric to compare the performance of multiple training models?
Evaluate Model
Score Model
Compare Model
Linear regression
Q3. Deploying an Al service that monitors people of certain ethnicity for closer inspection in a retail store Is a violation of Microsoft responsible Al principle?
Accountability
Fairness
Transparency
Inclusiveness
Q4. The residual histogram for a highly accurate machine learning model will have most frequently occurring residual values close to
1 at the center of residual axis
O at the center of residual axis
None
Q5. You use the Text Analytics service to perform sentiment analysis on a document, and a score of 0.99 Is returned. What does this score indicate about the document sentiment?
The document is neutral.
The document Is negative.
The document is positive.
None
Q6. If you consider the concept of ‘Describing an Image’ of Computer Vision, which of the following are correct:
Based on the image content, Computer Vision may return multiple phrases
Each returned phrase will be associated with a confidence score
The phrases will be arranged in ascending order of their confidence score
The phrases will be arranged in descending order of their confidence score
Q7. What is the maximum file size for the Read API?
2OMB
5OMB
30MB
2GB
Q8. The Read API returns a hierarchy of information including
Pages
Lines
Regions
Words
Q9. You wish to develop an application which can read street signs. Which azure service do you deploy?
Azure Custom Vision
Conversional Al
Azure Computer Vision
machine Learning
Q10. Which Azure services are used for LUIS?
Speech
Language Understanding
Cognitive service
Custom Al
Q11. The information that we need to use to access Computer Vision service-
IP address of host
Key
URL
Endpoint
Q12. Azure ML studio uses which type of datastores?
Blob
Queue
File
Table
Q13. We are designing an Al solution to monitor meetings and want to know when facial expressions indicate people being angry or scared. Which cognitive service should we use?
Face API
Speech-to-text
Text Analytics
QnA Maker
Q14. The OCR API in Azure Computer Vision service Is used to scan newspapers and magazines
TRUE
FALSE
Q15. The ability of a software agent to participate in a conversation is known as
Speech Recognition
Text Analysis
Natural Language processioning
Conversional Al
Q16. Which Azure service would you deploy to detect a sudden spike in network traffic?
Azure AutoML
Azure Conative services
Azure machine learning
Azure Anomaly detector
Q17. Computer vision is the best Azure resource for detecting, analyzing and working with Faces
FALSE
TRUE
Q18. Your organization has an existing frequently asked questions (FAQ) document. You need to create a QnA Maker knowledge base that includes the questions and answers from the FAQ with the least possible effort. What should you do?
Create an empty knowledge base, and then manually copy and paste the FAQ entries into it.
Import a pre-defined chit-chat data source.
Import the existing FAQ document into a new knowledge base.
None
Q19. You have used a wrong language code in Text Analytics. What sentiment analysis score should you expect?
1
0.5
0
none
Q20. How do you access the QnAmaker portal?
qnamaker.ai
portal.azure.com
cognitive service
none
Q21. Which of the following tasks would be a good fit for the Speech-to-Text?
Translating a document written in English into German.
Creating an audio file from a famous quote
Real-time voice-chat transcription from a microphone
none
Q22. Translator text supports languages.
up to 10
up to 50
more than 60
up to 30
Q23. You are developing an application or tourists to use as a text-based or audio-based translator. Which Azure services can help?
Text Analytics
Azure Speech
Translator Text
Text Translate
Q24. How does the translation engine know when an utterance has finished?
User needs to speak the word ‘Stop’.
After a pause in the audio
User presses the spacebar
After 10 words have been spoken.
Q25. The Text-to-Speech Neural voices leverage Neural networks resulting in a more robotic-sounding voice.
FALSE
TRUE
Q26. You are planning to build a regression model.You observe that dataset has features with numerical values at different scales. How does it impact when we use dataset unchanged?
It makes no difference. No risk involved
Smaller values in data may lead to higher bias
Larger values in data may lead to higher bias
Algorithm works better when we use data unchanged
Q27. You wish to develop an application which can take verbal commands. What Azure service should you provision?
LUIS
Speech
Azure Text Analytics
none
Q28. You want to train a model that classifies images of dogs and cats based on a collection of your own digital photographs. Which Azure service should you use?
Azure Bot Service
Custom Vision
Computer Vision
Azure Machine Learning
Q29. You want to use the Text Analytics service to determine the key talking points in a text document. Which feature of the service should you use?
Key phrase extraction
Sentiment analysis
Entity detection
None
Q30. What type of compute resource do you need to deploy AKS in Azure Machine Learning?
Attachment Compute
Compute Node
Inference Cluster
Compute Custer
SET 2
Q1. You are developing an application that must take English input from a microphone and generate a real-time text-based transcription in Hindi. Which service should you use?
Translator Text
Speech
Text Analytics
QnA Maker
Q2. What Is the typical minimum number of Compute Cluster nodes recommended for training in a Production environment?
0
1
2
3
Q3. You want to use the Text Analytics service to determine the key talking points in a text document. Which feature of the service should you use?
Key phrase extraction
Sentiment analysis
Entity detection
none
Q4. Which service is used to suggest class and bounding boxes you add to training set after an initial dataset:
Auto-tagging
Smart tagging
tag smart
none
Q5. How does the translation engine know when an utterance has finished?
User needs to speak the word ‘Stop’.
After a pause in the audio
User presses the spacebar
After 10 words have been spoken.
Q6. The free tier edition of Read API allows for____ pages, versus ____for the paid version
2-2,000
20 -Unlimited
20-30,000
2-10,000
Q7. Which programming languages are supported in Azure machine learning Designer?
Python
R
Scala
C#
Q8. Image classification can be used for the following use cases
Disaster Investigation
Object Detection
Medical Diagnostics
Production identification
Q9. You are planning to build a regression model.You observe that dataset has features with numerical values at different scales. How does it Impact when we use dataset unchanged?
It makes no difference. No risk involved
Smaller values in data may lead to higher bias
Larger values in data may lead to higher bias
Algorithm works better when we use data unchanged
Q10. You have used a wrong language code in Text Analytics. What sentiment analysis score should you expect?
1
0.5
0
None
Q11. When might you see NaN returned for a score in Language Detection?
When the score calculated by the service is outside the range of 0 to 1
When the language is ambiguous
When the predominant language in the text is mixedwith other languages
none
Q12. True or False: To generate thumbnails, Computer vision can only change the aspect ratio to fit the target thumbnail dimensions
TRUE
FALSE
Q13. You use the Text Analytics service to perform sentiment analysis on a document, and a score of 0.99 Is returned. What does this score indicate about the document sentiment?
The document Is neutral.
The document Is negative.
The document is positive.
None
Q14. You want to use the Speech service to build an application that reads Incoming email message subjects aloud. Which API should you use?
Speech-to-Text
Text-to-Speech
Translate
Text Analytics
Q15. Computer vision is the best Azure resource for detecting, analyzing and working with Faces
FALSE
TRUE
Q16. What Is the None intent in LUIS?
There is no such intent
It is required to handle utterance that do not map to any of the you have entered
It is recommended but not required
it can be renamed as fallback
Q17. You wish to upload your custom images for an image classification machine learning service you are creating. What options are available to you?
Azure Cognitive service port
Azure Vision API
Custom Vision Portal
Custom Vision SDK
Q18. An automobile dealership wants to use historic car sales data to traina machine learning model. The model should predict the price of a pre-owned car based on characteristics like its age, engine size, and mileage. What kind of machine learning model does the dealership need to create?
Classification
Clustering
Regression
none
Q19. You wish to predict property prices based on a known set of features. This Is an example of
Supervised learning
Unsupervised learning
Clustering
Deep learning
Q20. You are building a machine learning model to determine a local cab price at a specific time of a day using historic data from a cab service database. This is an example of-
Classification
Regression
Clustering
Computer Vision
Q21. The ability of a software agent to participate in a conversation Is Known as
Speech Recognition
Text Analysis
Natural Language processioning
Conversional Al
Q22. A model is developed to take medical images as input and decide on whether tumor Is benign or malignant. This is an example of-
Linear Regression
Multiple Regression
Hierarchical Clustering
Classification
Q23. The Text-to-Speech Neural voices leverage Neural networks resulting Ina more robotic-sounding voice.
FALSE
TRUE
Q24. You wish to monitor your business’s revenue to be alerted of sudden drops In revenue. Which Azure service would you deploy?
Azure Form Analyzer
Azure Cognitive Service
Azure Auto ML+ Regression
Azure Anomaly detector
Q25. Microsoft’s responsible Al principles include…?
Accountability
Fairness
Transparency
Inclusiveness
Q26. You wish to develop an application which can take verbal commands. What Azure service should you provision?
LUIS
Speech
Azure Text Analytics
none
Q27. For a classification model, uploading images, labeling, training the model and evaluation can be achieved through-
Custom Vision portal
Custom Vision service programming language-SDKs
Al ML Service
none
Q28. . Consider you run a restaurant. You collect feedback by customers on food, staff, hospitality etc. Customers respond in different languages.you will make use of Text Analytics to detect languages. It reponds with which of the following-
Language Name
ISO 6391 language code
Number of words in the customer response
Whether the review Is postive or negative
Q29. The residual histogram for a highly accurate machine learning model will have most frequently occurring residual values close to.
1 at the center of residual axis
O at the center of residual axis
None
Q30. Read API works best synchronously
FALSE
TRUE
Remaining Questions
1) You want to create a model to predict sales of ice cream based on historic data that includes daily ice cream sales totals and weather measurements. Which Azure service should you use?
Answer: Azure Machine Learning
2) You want to train a model that classifies images of dogs and cats based on a collection of your own digital photographs. Which Azure service should you use?
Answer: Custom Vision
3) You are designing an AI application that uses computer vision to detect cracks in car windshields, and warns drivers when a windshield should be repaired or replaced. When tested in good lighting conditions, the application successfully detects 99% of dangerously damaged glass. Which of the following statements should you include in the application’s user interface?
Answer: When used in good lighting conditions, this application can be used to identify potentially dangerous cracks and defects in windshields. If you suspect your windshield is damaged, even if the application does not detect any defects, you should have it inspected by a professional.
4) An automobile dealership wants to use historic car sales data to train a machine learning model. The model should predict the price of a pre-owned car based on its make, model, engine size, and mileage. What kind of machine learning model should the dealership use automated machine learning to create?
Answer: Regression
5) A bank wants to use historic loan repayment records to categorize loan applications as low-risk or high-risk based on characteristics like the loan amount, the income of the borrower, and the loan period. What kind of machine learning model should the dealership use automated machine learning to create?
Answer: Classification
6) You want to use automated machine learning to train a regression model with the best possible R2 score. How should you configure the automated machine learning experiment?
Answer: Set the Primary metric to R2 score
7) You want to use the Computer Vision service to analyze images. You also want to use the Text Analytics service to analyze text. You want developers to require only one key and endpoint to access all of your services. What kind of resource should you create in your Azure subscription?
Answer: Cognitive Services
8) You want to use the Computer Vision service to identify the location of individual items in an image. Which of the following features should you retrieve?
Answer: Objects
9) You want to use the Computer Vision service to analyze images of locations and identify well-known buildings? What should you do?
Answer: Retrieve the categories for the image, specifying the landmarks domain
10) You want to use the Text Analytics service to determine the key talking points in a text document. Which feature of the service should you use?
Answer: Key phrase extraction
11) You use the Text Analytics service to perform sentiment analysis on a document, and a score of 0.99 is returned. What does this score indicate about the document sentiment?
Answer: The document is positive.
12) When might you see NaN returned for a score in Language Detection?
Answer: When the language is ambiguous
13) Your organization has an existing frequently asked questions (FAQ) document. You need to create a QnA Maker knowledge base that includes the questions and answers from the FAQ with the least possible effort. What should you do?
Answer: Import the existing FAQ document into a new knowledge base.
14) You need to deliver a support bot for internal use in your organization. Some users want to be able to submit questions to the bot using Microsoft Teams, others want to use a web chat interface on an internal web site. What should you do?
Answer: Create a knowledge base. Then create a bot for the knowledge base and connect the Web Chat and Microsoft Teams channels for your bot
15) You are creating a training pipeline for a regression model, using a dataset that has multiple numeric columns in which the values are on different scales. You want to transform the numeric columns so that the values are all on a similar scale based relative to the minimum and maximum values in each column. Which module should you add to the pipeline?
Answer: Normalize Data
16) You use Azure Machine Learning designer to create a training pipeline and an inference pipeline for a regression model. Now you plan to deploy the inference pipeline as a real-time service. What kind of compute target should you create to host the service?
Answer: Inference Cluster
17) You are using Azure Machine Learning designer to create a training pipeline for a binary classification model. You have added a dataset containing features and labels, a Two-Class Decision Forest module, and a Train Model module. You plan to use Score Model and Evaluate Model modules to test the trained model with a subset of the dataset that was not used for training. Which additional kind of module should you add?
Answer: Split Data
18) You use an Azure Machine Learning designer pipeline to train and test a binary classification model. You review the model’s performance metrics in an Evaluate Model module, and note that it has an AUC score of 0.3. What can you conclude about the model?
Answer: The model performs worse than random guessing.
19) You use Azure Machine Learning designer to create a training pipeline for a classification model. What must you do before deploying the model as a service?
Answer: Create an inference pipeline from the training pipeline
20)You are using an Azure Machine Learning designer pipeline to train and test a K-Means clustering model. You want your model to assign items to one of three clusters. Which configuration property of the K-Means Clustering module should you set to accomplish this?
Answer: Set Number of Centroids to 3
21)You use Azure Machine Learning designer to create a training pipeline for a clustering model. Now you want to use the model in an inference pipeline. Which module should you use to infer cluster predictions from the model?
Answer: Assign Data to Clusters
22)You plan to use the Custom Vision service to train an image classification model. You want to create a resource that can only be used for model training, and not for prediction. Which kind of resource should you create in your Azure subscription?
Answer: Custom Vision
23)You train an image classification model that achieves less than satisfactory evaluation metrics. How might you improve it?
Answer: Add more images to the training set.
24)You have published an image classification model. What information must you provide to developers who want to use it?
Answer: The project ID, the model name, and the key and endpoint for the prediction resource
25)Which of the following results does an object detection model typically return for an image?
Answer: A class label, probability, and bounding box for each object in the image
26)You plan to use a set of images to train an object detection model, and then publish the model as a predictive service. You want to use a single Azure resource with the same key and endpoint for training and prediction. What kind of Azure resource should you create?
Answer: Cognitive Services
27)You plan to use Face to detect human faces in an image. How does the service indicate the location of the faces it detects?
Answer: A set of coordinates for each face, defining a rectangular bounding box around the face
28)What is one aspect that may impair facial detection?
Answer: Extreme angles
29) You want to use Face to identify named individuals. What must you do?
Answer: Use Face to create a group containing multiple images of each named individual, and train a model based on the group
30)You want to extract text from images and then use the Text Analytics service to analyze the text. You want developers to require only one key and endpoint to access all of your services. What kind of resource should you create in your Azure subscription?
Answer: Cognitive Services
31) You plan to use the Computer Vision service to read text in a large PDF document. Which API should you use?
Answer: The Read API
32)You plan to use the Form Recognizer pre-built receipt model. Which kind of Azure resource should you create?
Answer: Form Recognizer
33)You are using the Form Recognizer service to analyze receipts that you have scanned into JPG format images. What is the maximum file size of JPG file you can submit to the pre-built receipt model?
Answer: 20 MB
34) You plan to build an application that uses the Speech service to transcribe audio recordings of phone calls into text, and then submits the transcribed text to the Text Analytics service to extract key phrases. You want to manage access and billing for the application services in a single Azure resource. Which type of Azure resource should you create?
Answer: Cognitive Services
35) You want to use the Speech service to build an application that reads incoming email message subjects aloud. Which API should you use?
Answer: Text-to-Speech
36)You are developing an application that must take English input from a microphone and generate a real-time text-based transcription in Hindi. Which service should you use?
Answer: Speech
37)You need to use the Translator Text service to translate email messages from Spanish into both English and French? What is the most efficient way to accomplish this goal?
Answer: Make a single call to the service; specifying a “from” language of “es”, a “to” language of “en”, and another “to” language of “fr”.
38)You need to provision an Azure resource that will be used to author a new Language Understanding application. What kind of resource should you create?
Answer: Language Understanding
39)You are authoring a Language Understanding application to support an international clock. You want users to be able to ask for the current time in a specified city, for example “What is the time in London?”. What should you do?
Answer: Define a “city” entity and a “GetTime” intent with utterances that indicate the city intent.
40)You have published your Language Understanding application. What information does a client application developer need to get predictions from it?
Answer: The endpoint and key for the application’s prediction resource
41) Anomaly detector is stateful.
Answer: False
42) We are designing an AI solution to monitor meetings and want to know when facial expressions indicate people being angry or scared. Which cognitive service should we use?
Answer: Face API
43) You train an image classification model that achieves less than satisfactory evaluation metrics? How might you improve it?
Answer: Add more images to the training set
44) You open gallery section in your mobile phone and see that thumbnails are generated for images. This is a capability of-
Answer: Computer Vision
45) __ can be used for medical imaging diagnosis.
Answer: Image Classification
46) Having AI developers working within a framework of governance and organizational principles that ensure the solution meets ethical and legal standards, is an example of which Microsoft responsible AI principle?
Answer: Accountability
47) The technique to iteratively test a trained model with data it wasn’t trained with and compare the predicted value with the actual known value is known as __
Answer: Residuals
48) The free tier edition of Read API allows for _ pages, versus __ for the paid version
Answer: 2,2000
49) Which feature of Azure provides the capability to deploy an AI solution without having to code?
Answer: Azure Machine learning designer
50) Which Azure service should you use to determine if a portrait of a person is in color or black-and-white?
Answer: Computer Vision
51) Which Azure service helps you develop a chat bot to take the load off your call center staff?
Answer: QnA Maker with Bot Service
52) Which Azure service is best for detecting popular brand logos?
Answer: Computer Vision
53) If you create a Cognitive Services resource, client applications need different keys and endpoint for different service they use.
Answer: True
54) OCR API works best asynchronously.
Answer: True
55) A model is developed to take medical images as input and decide on whether tumor is benign or malignant. This is an example of-
Answer: Classification
56) You wish to develop an application for tourists which they can use as a text or audio-based translator. Azure services that can help are-
Answer: Azure Speech
57) Which type of datastores are created by Azure machine learning studio?
Answer: Azure Blog Storage
58) Read API returns a hierarchy of information including ____
Answer: Pages
59) Classification machine learning models use a set of inputs known as-
Answer: Features
60) How does the translation engine know when an utterance has finished?
Answer: After a pause in the audio
61) You are developing an application for tourists to use as a text-based or audio-based translator. Which Azure services can help?
Answer: Azure speech
62) You wish to upload your custom images for an image classification machine learning service you are creating. What options are available to you?
Answer: Custom Vision Portal
63) Which Azure service supports both real-time and batch-based processing?
Answer: Speech to text
64) Which of the following tasks would be a good fit for the Speech-to-Text?
Answer: Real time voice-char transcription from a microphone
65) Which Azure services are used for LUIS?
Answer: Language Understanding
66) Azure Custom Vision portal is accessed through ___
Answer: https://customvision.ai
67) An automobile dealership wants to use historic car sales data to train a machine learning model. The model should predict the price of a pre-owned car based on characteristics like its age, engine size, and mileage. What kind of machine learning model does the dealership need to create?
Answer: Regression
68) You are configuring a LUIS service. Identify the entity(s) in the following voice command: “Computer, switch on the lights in the living room”
Answer: Living Room
69) Which module should you use to provide a simple metric to compare the performance of multiple training models?
Answer: Evaluate Model
70) Which key steps form part of the Authoring phase of LUIS?
Answer: Creating Entities
71) Which service is used to suggest class and bounding boxes you add to training set after an initial dataset:
Answer: tag smart
72) Classification is an example of __ machine learning.
Answer: Supervised
73) You are capturing images in which texts are dominant. You are using an API which is now returning false positives. Which API are you currently using?
Answer: OCR API
74) Your organization has an existing frequently asked questions (FAQ) document. You need to create a QnA Maker knowledge base that includes the questions and answers from the FAQ with the least possible effort. What should you do?
Answer: Import the existing FAQ document into a new knowledge base.
75) You wish to develop an application which can read street signs. Which azure service do you deploy?
Answer: Azure Computer Vision
76) Paid subscription version of the Form Recognizer supports up to _ pages and a maximum of ___ lines per page.
Answer: 400 Pages
77) Microsoft’s responsible AI principles include…?
Answer: Fairness
78) Image classification can be used for the following use cases
Answer: Object Detection
79) What is the typical minimum number of Compute Cluster nodes recommended for training in a Production environment?
Answer: 2
80) You need to ensure your AI-based application users are aware of the limitations of your app. This is an example of which Microsoft responsible AI principle?
Answer: Transparency
81) If you consider the concept of ‘Describing an Image’ of Computer Vision, which of the following are correct:
Answer: descending order
82)You are developing an application for the visually impaired. Your application will read text books out loud. Which Azure services can you use?
Answer: Speech
83) What is the easiest method to define elements of your LUIS model?
Answer: LUIS Portal
84) Read API works best synchronously.
Answer: False
85)OCR API works best synchronously.
Answer: True
86) Computer vision is the best Azure resource for detecting, analyzing and working with Faces.
Answer: False
87) The ability to automatically detect sudden spikes in a time-series based data is known as….?
Answer: Anomaly Detection
88)The OCR API returns a hierarchy of information including ____
Answer: Pages
89)You wish to separate your training and prediction resources for classifying your own images. Which service works best?
Answer: Custom Vision
90)What is the best way to access Azure Machine Learning studio?
Answer: ml.azure.com
91) Deploying an Al service that monitors people of certain ethnicity for closer inspection in a retail store Is a violation of Microsoft responsible Al principle?
Answer: Inclusiveness
92) The residual histogram for a highly accurate machine learning model will have most frequently occurring residual values close to
Answer: O at the center of residual axis
93) If you consider the concept of ‘Describing an Image’ of Computer Vision, which of the following are correct:
Answer: The phrases will be arranged in descending order of their confidence score
94) The information that we need to use to access Computer Vision service-
Answer: Key or Endpoint
95) We are designing an Al solution to monitor meetings and want to know when facial expressions indicate people being angry or scared. Which cognitive service should we use?
Answer: Face API
96) The OCR API in Azure Computer Vision service Is used to scan newspapers and magazines.
Answer: TRUE
97) The ability of a software agent to participate in a conversation is known as
Answer: Conversional Al
98) Which Azure service would you deploy to detect a sudden spike in network traffic?
Answer: Azure Anomaly detector
99) You have used the wrong language code in Text Analytics. What sentiment analysis score should you expect?
Answer: 0
100) How do you access the QnAmaker portal?
Answer: qnamaker.ai
101) Translator text supports languages.
Answer: more than 60
102) You are developing an application or tourists to use as a text-based or audio-based translator. Which Azure services can help?
Answer: Translator Text
103) The Text-to-Speech Neural voices leverage Neural networks resulting in a more robotic-sounding voice.
Answer: True
104) You are planning to build a regression model.You observe that the dataset has features with numerical values at different scales. How does it impact when we use the dataset unchanged?
Answer: Larger values in data may lead to higher bias
105) You wish to develop an application which can take verbal commands. What Azure service should you provision?
Answer: Speech
106) What type of compute resource do you need to deploy AKS in Azure Machine Learning?
Answer: Compute Node
107) Which programming languages are supported in Azure machine learning Designer?
Answer: Python
108) True or False: To generate thumbnails, Computer vision can only change the aspect ratio to fit the target thumbnail dimensions.
Answer: FALSE
109) What Is the None intent in LUIS?
Answer: It is required to handle utterance that do not map to any of the you have entered
110) You wish to predict property prices based on a known set of features. This Is an example of
Answer: Supervised learning
111) You are building a machine learning model to determine a local cab price at a specific time of a day using historical data from a cab service database. This is an example of-
Answer: Regression
112) You wish to monitor your business’s revenue to be alerted of sudden drops In revenue. Which Azure service would you deploy?
Answer: Azure Anomaly detector
113) Microsoft’s responsible Al principles include…?
Answer: Fairness
114) For a classification model, uploading images, labeling, training the model and evaluation can be achieved through-
Answer: Custom Vision service programming language-SDKs
115) Consider you run a restaurant. You collect feedback by customers on food, staff, hospitality etc. Customers respond in different languages.you will make use of Text Analytics to detect languages. It responds with which of the following-
Answer: ISO 6391 language code
116) is often the foundation for any AI system by which it is trained to make predictions.
Answer: Machine Learning
117) The Root Mean Squared Error (RMSE) is based on the same units as the label.
Answer: True
118) You wish to translate a text in French into an audible from in English. Which Azure service can you use?
Answer: Translator Text
119) You have been asked to create an image recognition service. A requirement is to provide reporting on training costs for the model. Which service should you deploy?
Answer: Custom Vision
120) Azure resource Computer Vision also includes Cognitive Services to implement AI related applications.
Answer: True
121) Which type of bot template would we use for a bot that distills semi-structured data into distinct, helpful answers?
Answer: Q & A
122) You have used Custom Vision and have provided your app developers with the required Endpoint(s) and Key(s). Developers are concerned that they have multiple sets of Endpoints and Keys. This is a valid concern.
Answer: True
123) Can you use QnAmaker and the resulting bot to interact through email channel?
Answer: Yes
124) Image classification is used to describe an image and object classification is used to group similar objects.
Answer: True
125) You are creating a Company Expense claim application. You wish to train a machine learning model using your own expense claim forms and labeled data. This is an example of
Answer: Supervised Learning
126) You wish to develop a reservation system for restaurant, which of the following services would you need?
Answer: Azure QnA
127) Which of the following types of machine learning is an example of unsupervised machine learning?
Answer: Clustering
128) Azure ML studio uses which type of datastores?
Answer: Blob
129) Which of the following services returns a bounding box coordinates?
Answer: Object Detection
130) What is the maximum File size that Form Recognizer can use?
Answer: 20GB
131) The process of changing all feature values in a dataset to be on a common scale is known as ____
Answer: Data Normalization
132) Deploying an AI service that monitors people of certain ethnicity for closer inspection in a retail store is a violation of which Microsoft responsible AI principle?
Answer: Fairness
133) What is the maximum file size for the Read API?
Answer: 20MB
134) We are designing an AI solution to monitor meetings and convert spoken conversation to text. Which cognitive service should we use?
Answer: Speech-to-text
135) What are the key features of Azure Machine Learning service?
Answer: Automated Machine Learning
136) Which service has capability to detect printed and handwritten text in images
Answer: Computer Vision – OCR
137) What percentage of the class predictions made by the model were correct’ which evaluation metric is this?
Answer: Precision
138) The Read API returns a hierarchy of information including ______
Answer: Pages
139) You wish to design a home automation system that works through Voice input and provides voice replies to the users. Which Azure services are available to use?
Answer: Speech
140) You observe that your text is comprising of words from multiple languages. Text Analytics service outputs which language?
Answer: English by default
141) Computer Vision supports the following domain models:
Answer: Celebrities
142) Which image content types are detected by Azure Computer vision services?
Answer: Clip art or Line drawing
143) You are using Translator Text and have noticed some Brand names are also translated. Can this be fixed?
Answer: Yes, There is built in selective options
144) You are trying to use various data points to predict the price of a property. What are the data points referred to in machine learning?
Answer: Features
145) You have been asked to develop a “Passport photo” quality check service to ensure uploaded photos in which the applicant is wearing glasses, are rejected. Which Azure service should you use?
Answer: Face Service
146) You configure Azure machine learning workspace. Which additional resources are configured automatically?
Answer: Storage Account
147) Ensuring users are aware of limitations of AI-based applications they are using is an example of which Responsible AI principle?
Answer: Transparency
148) What are some of the key elements of AI?
Answer: Machine Learning
149) You work for an insurance company. You have been asked to develop an application that places clients into High, Medium, or Low risk categories. Which machine learning model should you use?
Answer: Clustering
150) You wish to use Azure Machine Learning in Dev & Test environment. ACI deployment offers the right solution.
Answer: True
151) If we want to build an app that identifies celebrities in images, which Cognitive Services API would we utilize?
Answer: Computer Vision
152) The ability to classify individual pixels in an image according to the object to which they belong is known as:
Answer: Semantic Segmentation
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