Identifying service boundaries in Microservices - Interactive Code Practice

Practice - 5 Tasks

1fill in blank

easy

Complete the code to define a microservice responsible for user authentication.

Microservices

class AuthService:
    def __init__(self):
        self.[1] = []  # Store user credentials

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

Ausers

Borders

Cpayments

Dinventory

Attempts:

3 left

💡 Hint

Common Mistakes

Choosing unrelated data like orders or payments for authentication service.

The AuthService should manage user credentials, so the correct attribute is users.

2fill in blank

medium

Complete the code to separate order processing into its own microservice.

Microservices

class OrderService:
    def process_order(self, order):
        # Validate order
        if not order.[1]:
            raise ValueError('Invalid order')

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

Auser

Bid

Cstock

Dprice

Attempts:

3 left

💡 Hint

Common Mistakes

Using price or stock which are attributes but not unique identifiers.

Each order should have a unique id to identify it during processing.

3fill in blank

hard

Fix the error in the service boundary definition by choosing the correct domain for payment processing.

Microservices

class PaymentService:
    def __init__(self):
        self.[1] = []  # Store payment transactions

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

Apayments

Busers

Corders

Dinventory

Attempts:

3 left

💡 Hint

Common Mistakes

Confusing payments with user or order data.

The PaymentService should manage payments, not users or orders.

4fill in blank

hard

Fill both blanks to correctly define service boundaries for inventory and order services.

Microservices

class InventoryService:
    def __init__(self):
        self.[1] = []  # Store inventory items

class OrderService:
    def __init__(self):
        self.[2] = []  # Store customer orders

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

Aitems

Borders

Cusers

Dpayments

Attempts:

3 left

💡 Hint

Common Mistakes

Mixing up orders with inventory items or users.

The InventoryService manages items, and the OrderService manages orders.

5fill in blank

hard

Fill all three blanks to correctly assign responsibilities in a microservices architecture.

Microservices

class UserService:
    def __init__(self):
        self.[1] = []  # Store user profiles

class OrderService:
    def __init__(self):
        self.[2] = []  # Store orders

class PaymentService:
    def __init__(self):
        self.[3] = []  # Store payment records

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

Aprofiles

Borders

Cpayments

Ditems

Attempts:

3 left

💡 Hint

Common Mistakes

Assigning wrong data to services, like payments to UserService.

UserService manages profiles, OrderService manages orders, and PaymentService manages payments.