HTTP, Architecture & APIs

What is NOT a part of a HTTP request?

• Method

• URL

• Status code

• Headers

What is the default port for HTTPS?

• 80

• 8080

• 443

• 10111

Which of these status codes should be used to indicate a server-side error?

• 201

• 302

• 406

• 503

Which HTTP method should be used to replace an existing resource?

• POST

• PUT

• UPDATE

• PATCH

A microservice should be

• strongly coupled to other services

• service many different purposes

• autonomous

• hard to scale

Monolithic application architectures make sense to use when...

• you need to ensure strong data consistency.

• you have many different engineering teams.

• you need to prioritize scalability over performance.

What is NO benefit of using a microservice system architecture?

• Technology Heterogenity

• Resiliency

• Scalability

• Low latency

What does disposability describe?

• To develop low-effort code that can be discarded if not needed

• The possibility to "throw away" a running application instance

A microservice should..

• serve one purpose

• be maintained by multiple teams

• directly access databases of other services

• have low cohesion

What is the name of the industry standard for API specifications?

• Frogger

• OpenAPI

• YAML

• Hapi