Event types (domain, integration, notification) in Microservices - Interactive Code Practice

Practice - 5 Tasks

1fill in blank

easy

Complete the code to define a domain event type.

Microservices

event_type = "[1]"  # Represents an event within the same service boundary

Drag options to blanks, or click blank then click option'

Adomain

Bcommand

Cnotification

Dintegration

Attempts:

3 left

💡 Hint

Common Mistakes

Choosing integration event which is for communication between services.

A domain event represents something that happened inside a single service or bounded context.

2fill in blank

medium

Complete the code to define an integration event type.

Microservices

event_type = "[1]"  # Used to communicate between different microservices

Drag options to blanks, or click blank then click option'

Aintegration

Bnotification

Cdomain

Dcommand

Attempts:

3 left

💡 Hint

Common Mistakes

Confusing with notification events which are for user alerts.

Integration events are used to notify other services about something that happened.

3fill in blank

hard

Fix the error in the event type assignment for a notification event.

Microservices

event_type = "[1]"  # Event type used to inform users or systems about something

Drag options to blanks, or click blank then click option'

Aintegration

Bcommand

Cdomain

Dnotification

Attempts:

3 left

💡 Hint

Common Mistakes

Using domain or integration event types incorrectly here.

Notification events are meant to alert users or external systems about an event.

4fill in blank

hard

Fill both blanks to complete the event type descriptions.

Microservices

domain_event = "[1]"  # Event inside a service
integration_event = "[2]"  # Event between services

Drag options to blanks, or click blank then click option'

Adomain

Bnotification

Cintegration

Dcommand

Attempts:

3 left

💡 Hint

Common Mistakes

Mixing up domain and integration event types.

Domain events happen inside a service; integration events happen between services.

5fill in blank

hard

Fill all three blanks to complete the event type assignments.

Microservices

domain_event = "[1]"
integration_event = "[2]"
notification_event = "[3]"

Drag options to blanks, or click blank then click option'

Adomain

Bintegration

Cnotification

Dcommand

Attempts:

3 left

💡 Hint

Common Mistakes

Swapping integration and notification event types.

Each event type corresponds to its role: domain (internal), integration (between services), notification (alerts).