WorksheetsAzure AI 900 Assignment
Total questions: 25
Worksheet time: 25mins
A company employs a team of customer service agents to provide telephone and email support to customers.
The company develops a webchat bot to provide automated answers to common customer queries.
Which business benefit should the company expect as a result of creating the webchat bot solution?
increased sales
a reduced workload for the customer service agents
improved product reliability
For a machine learning progress, how should you split data for training and evaluation?
Use features for training and labels for evaluation.
Randomly split the data into rows for training and rows for evaluation.
Use labels for training and features for evaluation.
Randomly split the data into columns for training and columns for evaluation.
You are developing a model to predict events by using classification.
You have a confusion matrix for the model scored on test data as shown in the following exhibit. (predicted positives)
5
11
1,033
13,951
You are developing a model to predict events by using classification.
You have a confusion matrix for the model scored on test data as shown in the following exhibit. (false negatives)
5
11
1,033
13,951
You build a machine learning model by using the automated machine learning user interface (UI).
You need to ensure that the model meets the Microsoft transparency principle for responsible AI.
What should you do?
Set Validation type to Auto.
Enable Explain best model.
Set Primary metric to accuracy.
Set Max concurrent iterations to 0.
Inclusiveness
Privacy and Security
Reliability and Safety
Transparency
You are designing an AI system that empowers everyone, including people who have hearing, visual, and other impairments.
This is an example of which Microsoft guiding principle for responsible AI?
fairness
inclusiveness
reliability and safety
accountability
To complete the sentence, select the appropriate option in the answer area.
Hot Area:
Inclusiveness
Accountability
Reliability and Safety
Fairness
You are building an AI system.
Which task should you include to ensure that the service meets the Microsoft transparency principle for responsible AI?
Ensure that all visuals have an associated text that can be read by a screen reader.
Enable autoscaling to ensure that a service scales based on demand.
Provide documentation to help developers debug code.
Ensure that a training dataset is representative of the population.
Select the answer that correctly completes the sentence.
Key phrase extraction
Language detection
Named Entity Recognition (NER)
Sentiment Analysis
What are three Microsoft guiding principles for responsible AI? Each correct answer presents a complete solution.
NOTE: Each correct selection is worth one point.
knowledgeability
decisiveness
inclusiveness
fairness
reliability and safety
HOTSPOT -
To complete the sentence, select the appropriate option in the answer area.
Hot Area:
Image classification
Object detection
Optical Character Recognizer
Semantic Segmentation
HOTSPOT -
To complete the sentence, select the appropriate option in the answer area.
Hot Area:
Future engineering
Feature selection
Model evaluation
Model training
You run a charity event that involves posting photos of people wearing sunglasses on Twitter.
You need to ensure that you only retweet photos that meet the following requirements:
✑ Include one or more faces.
✑ Contain at least one person wearing sunglasses.
What should you use to analyze the images?
the Verify operation in the Face service
the Detect operation in the Face service
the Describe Image operation in the Computer Vision service
the Analyze Image operation in the Computer Vision service
When you design an AI system to assess whether loans should be approved, the factors used to make the decision should be explainable.
This is an example of which Microsoft guiding principle for responsible AI?
transparency
inclusiveness
fairness
privacy and security
You are building an AI-based app.
You need to ensure that the app uses the principles for responsible AI.
Which two principles should you follow? Each correct answer presents part of the solution.
NOTE: Each correct selection is worth one point.
Implement an Agile software development methodology
Implement a process of AI model validation as part of the software review process
Establish a risk governance committee that includes members of the legal team, members of the risk management team, and a privacy officer
Prevent the disclosure of the use of AI-based algorithms for automated decision making
HOTSPOT -
To complete the sentence, select the appropriate option in the answer area.
Hot Area:
Accountability
Fairness
Inclusiveness
Transparency
HOTSPOT -
To complete the sentence, select the appropriate option in the answer area.
Hot Area:
Dependant variables
Features
Identifiers
Labels
You have the Predicted vs. True chart shown in the following exhibit.
classification
regression
clustering
Which type of machine learning should you use to predict the number of gift cards that will be sold next month?
classification
regression
clustering
You have a dataset that contains information about taxi journeys that occurred during a given period.
You need to train a model to predict the fare of a taxi journey.
What should you use as a feature?
the number of taxi journeys in the dataset
the trip distance of individual taxi journeys
the fare of individual taxi journeys
the trip ID of individual taxi journeys
You need to predict the sea level in meters for the next 10 years.
Which type of machine learning should you use?
classification
regression
clustering
HOTSPOT -
To complete the sentence, select the appropriate option in the answer area.
Hot Area:
Classification
Regression
Clustering
Which service should you use to extract text, key/value pairs, and table data automatically from scanned documents?
Form Recognizer
Text Analytics
Language Understanding
Custom Vision
HOTSPOT -
To complete the sentence, select the appropriate option in the answer area.
Hot Area:
Custom Vision
Form Recognizer
Ink Recognizer
Text Analytics
