Machine Learning

Question 1

Amazon Rekognition:

Answer 1

• Face detection, Labeling, celebrity recognition
• Find object, people, text, scene in images and videos using ML
• You would like to find objects, people, text, or scenes in images and videos. What AWS service should you use?

Question 2

Amazon Transcribe

Answer 2

Audio to Text ( ex: Subtitles)
- Automatically convert speech to text

You should use Amazon Transcribe to turn text into lifelike speech using deep learning.
- false

• Which AWS service makes it easy to convert speech-to-text?
• Which of the following services is a document search service powered by machine learning?

Question 3

Amazon Polly

Answer 3

text to audio

- Turn text into life like speech using deep learning

Question 4

Amazon Translate

Answer 4

Translations
- Natural and accurate language translation

• A company would like to convert its documents into different languages, with natural and accurate wording. What should they use?

Question 5

Amazon Lex

Answer 5

Build conversational bot- chatbots

• ( same technology that power Alexa)
• Automatic speech recognition (ASR) to convert speech text
• A company would like to implement a chatbot that will convert speech-to-text and recognize the customers’ intentions. What service should it use?

Question 6

Amazon Connect

Answer 6

• cloud contact center
• Receive calls, create contact flows, cloud-based virtual contact center
• Can integrate with other CRM system or AWS

Question 7

Amazon Comprehend

Answer 7

• Natural language processing - NLP
• put a lot data in and bring meaning to the data, take unstructured data and structure it around the feature
• A research team would like to group articles by topics using Natural Language Processing (NLP). Which service should they use?

Question 8

Amazon SageMaker

Answer 8

ML for every developer and data scientist

• Fully managed service for developer / data scientists to build ML models
• A developer would like to build, train, and deploy a machine learning model quickly. Which service can he use?

Question 9

Amazon Forecast

Answer 9

Build highly accurate forecasts

• Fully manage service that use ML to deliver high accurate forecasts
• predict the future sales of a raincoat
• Which fully managed service can deliver highly accurate forecasts?

Question 10

Amazon Kendra

Answer 10

ML-powered search engine

• Fully manage document search powered by ML

Question 11

Amazon Personalize

Answer 11

• Fully managed ML-service to build apps with real-time personalized recommendation / build recommendation

real-time personalized recommendations

• A start-up would like to rapidly create customized user experiences. Which AWS service can help?