How can HealthConnect further secure patient data from Pi to AWS beyond MQTT encryption?

X.509 certs + KMS for data encryption

What is the role of AWS Lambda in serverless computing?

Runs code on events without managing servers

GreenCity's app shows live air quality omap. Which AWS setup best supports realtime data via WebSockets to many users?

WebSocket API + Lambda + DynamoDB to push updates.

Which of the following is a key characteristic of the MQTT protocol?

It is a lightweight publish-subscribe messaging protocol.

How does AWS IoT Core help in securing communication with IoT devices?

Device authentication and authorization- X.509 cert. and IAM policies.

What is the role of APIs (Application Programming Interfaces) in IoT platforms?

Enables communication between software components and services.

What are some common use cases for AWS?

Web apps, mobile apps, big data analytics, enterprise IT, and IoT.

What is a key benefit of using PaaS?

Faster app development and deployment

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04 June IoT & building IoT Applications

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Questions 10

Answers

1
Which of the cloud-based platforms is used for creating AIoT apps, especially for running Python code and ML
Visual Code Studio
Block Designer IDE
Google Colaboratory
Circuit Designer Direct IDE
2
How can HealthConnect further secure patient data from Pi to AWS beyond MQTT encryption?
Unencrypted S3 storage
Only username/password auth
X.509 certs + KMS for data encryption
Use insecure MQTT for speed
3
What is the role of AWS Lambda in serverless computing?
Requires manual server setup
Manages virtual servers and containers
Runs code on events without managing servers
Deploys and scales apps with load balancing
4
GreenCity's app shows live air quality omap. Which AWS setup best supports realtime data via WebSockets to many users?
App subscribes to MQTT on AWS IoT Core.
App keeps querying Amazon RDS.
Use SQS to queue data for app to pull.
WebSocket API + Lambda + DynamoDB to push updates.
5
Which of the following is a key characteristic of the MQTT protocol?
It guarantees delivery of every message exactly once.
It is a request-response protocol
It is a lightweight publish-subscribe messaging protocol.
It is primarily used for web Browse.
6
How does AWS IoT Core help in securing communication with IoT devices?
By relying on the inherent security of the underlying n/w infrastructure
By encrypting data only when it is stored in the cloud.
Device authentication and authorization- X.509 cert. and IAM policies.
By enforcing physical security measures at the device level
7
Which library offers tools for face encoding and comparison in face recognition systems after detecting faces?
boto3
asyncio
gpiozero
dlib
8
What is the role of APIs (Application Programming Interfaces) in IoT platforms?
To physically connect IoT devices.
To manage the power supply of IoT devices.
Enables communication between software components and services.
To store the data collected from IoT devices.
9
What are some common use cases for AWS?
Primarily for operating legacy mainframe systems without internet
Solely for offline data archiving and personal document storage.
Web apps, mobile apps, big data analytics, enterprise IT, and IoT.
Only for static websites and simple file storage.
10
What is a key benefit of using PaaS?
Full hardware control
Faster app development and deployment
Run any OS on bare metal
No security responsibilities

04 June IoT & building IoT Applications Flashcards | StudBud