QUESTION: 85

What are two tasks that can be performed by using the Computer Vision service? Each correct answer presents a complete solution.
Note: Each correct selection is worth one point.

Train a custom image classification model.
Detect faces in an image.
Recognize handwritten text.
Translate the text in an image between languages.

Answer(s): B,C

Explanation:

B: Azure's Computer Vision service provides developers with access to advanced algorithms that process images and return information based on the visual features you're interested in. For example, Computer Vision can determine whether an image contains adult content, find specific brands or objects, or find human faces.
C: Computer Vision includes Optical Character Recognition (OCR) capabilities. You can use the new Read API to extract printed and handwritten text from images and documents.

Reference:

https://docs.microsoft.com/en-us/azure/cognitive-services/computer-vision/home

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QUESTION: 86

What is a use case for classification?

predicting how many cups of coffee a person will drink based on how many hours the person slept the previous night.
analyzing the contents of images and grouping images that have similar colors
predicting whether someone uses a bicycle to travel to work based on the distance from home to work
predicting how many minutes it will take someone to run a race based on past race times

Answer(s): C

Explanation:

Two-class classification provides the answer to simple two-choice questions such as Yes/No or True/False.
Incorrect Answers:
A: This is Regression.
B: This is Clustering.
D: This is Regression.

Reference:

https://docs.microsoft.com/en-us/azure/machine-learning/algorithm-module-reference/linear-regression https://docs.microsoft.com/en-us/azure/machine-learning/studio-module-reference/machine-learning-initialize-model-clustering

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QUESTION: 87

What are two tasks that can be performed by using computer vision? Each correct answer presents a complete solution.
Note: Each correct selection is worth one point.

Predict stock prices.
Detect brands in an image.
Detect the color scheme in an image
Translate text between languages.
Extract key phrases.

Answer(s): B,C

Explanation:

B: Identify commercial brands in images or videos from a database of thousands of global logos. You can use this feature, for example, to discover which brands are most popular on social media or most prevalent in media product placement.
C: Analyze color usage within an image. Computer Vision can determine whether an image is black & white or color and, for color images, identify the dominant and accent colors.

Reference:

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

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QUESTION: 88

You need to build an image tagging solution for social media that tags images of your friends automatically.
Which Azure Cognitive Services service should you use?

Face
Form Recognizer
Text Analytics
Computer Vision

Answer(s): A

Reference:

https://docs.microsoft.com/en-us/azure/cognitive-services/face/overview https://docs.microsoft.com/en-us/azure/cognitive-services/face/face-api-how-to-topics/howtodetectfacesinimage

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