Reliability & Test Strategy

Preview — 3 of 10 questions

An API has unit tests for a fake repository but no request test for authorization. What high-risk gap remains?

AThe HTTP route may allow forbidden users despite correct repository behavior

BThe repository cannot be imported

CEvery fake writes to production

DPytest cannot compare status codes

A test suite has 100% line coverage but no concurrent duplicate-creation test. What claim is unsupported?

AThat the source lines were executed

BThat uniqueness behavior is safe under racing requests

CThat pytest collected tests

DThat JSON parsing works

A service uses an external payment API. Which layered tests best support the route contract?

AOnly snapshots of OpenAPI JSON

BOnly a live payment charge on every test run

CUnit tests for mapping plus controlled integration tests of the HTTP boundary and provider failure

DOnly tests of the Pydantic model constructor

Answer all 10 questions (7 more), see explanations for every answer, and track your score.