Advanced AWS Concepts

Question 1

AI Services: Lex, Polly, Transcribe, and Rekognition

Answer 1

Lex
- Powers Alexa
- Allows to build conversational chatbots

Polly
- Converts text to life-like voice
- Alexa uses that as well
- You can choose language, accent, gender.

Transcribe
- Converts speech to text
- Used for subtitles, transcripts of interviews, speeches and more.

Rekognition
- Convert images into tags/text
- Identify picture.

Question 2

Compute Services

Answer 2

• EC2 (Virtual machines in cloud)
• Lightsail (simple cloud servers)
• Lambda
• Batch (for batch computing)
• Elastic beanstalk (PaaS)
• Serverless application repository (Allows you to deploy pre-provisioned serverless applications like alexa skills)
• AWS Outposts (Way or extending compute to your own data centers or on-premises)
• EC2 Image builder (Helps build custom EC2 images)