QUESTION: 45

When training a model, why should you randomly split the rows into separate subsets?

to train the model twice to attain better accuracy
to train multiple models simultaneously to attain better performance
to test the model by using data that was not used to train the model

Answer(s): C

You are evaluating whether to use a basic workspace or an enterprise workspace in Azure Machine Learning.
What are two tasks that require an enterprise workspace? Each correct answer presents a complete solution.
Note: Each correct selection is worth one point.

Use a graphical user interface (GUI) to run automated machine learning experiments.
Create a compute instance to use as a workstation.
Use a graphical user interface (GUI) to define and run machine learning experiments from Azure Machine Learning designer.
Create a dataset from a comma-separated value (CSV) file.

Answer(s): A,B

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QUESTION: 47

You need to predict the income range of a given customer by using the following dataset.

Which two fields should you use as features? Each correct answer presents a complete solution.
Note: Each correct selection is worth one point.

Education Level
Last Name
Age
Income Range
First Name

Answer(s): A,C

Explanation:

First Name, Last Name, Age and Education Level are features. Income range is a label (what you want to predict). First Name and Last Name are irrelevant in that they have no bearing on income. Age and Education level are the features you should use.

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QUESTION: 48

You are building a tool that will process images from retail stores and identify the products of competitors.
The solution will use a custom model.
Which Azure Cognitive Services service should you use?

Custom Vision
Form Recognizer
Face
Computer Vision

Answer(s): A

Reference:

https://docs.microsoft.com/en-us/azure/cognitive-services/custom-vision-service/overview

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Free AI-900 Exam Braindumps (page: 13)

QUESTION: 45

QUESTION: 46

QUESTION: 47

Explanation:

QUESTION: 48

Reference:

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