This page needs a newer browser to run its tools. You can still read everything here.

NestJS practice

15 exercises and 19 quizzes from the lessons of this track. Sample tests run in your browser; what you pass is kept in this browser only.

Getting started with NestJS 12

Quiz: What NestJS is and when to choose it Self-check · 10 questions
Quiz: Your first NestJS 12 project with the CLI Self-check · 7 questions
Quiz: Decorators, metadata and why Nest needs a build Self-check · 10 questions

Controllers, routing and versioning

Quiz: Controllers and route handlers Self-check · 8 questions
Find the routes that can never run Exercise · Medium · JavaScript · in “Route order, paths and conflict checks”
Quiz: Route order, paths and conflict checks Self-check · 7 questions
Quiz: Versioning, global prefixes and the router module Self-check · 6 questions

Providers and dependency injection

Build providers in dependency order, as Nest does Exercise · Medium · JavaScript · in “Providers and constructor injection”
Quiz: Providers and constructor injection Self-check · 11 questions
Resolve the four provider recipes Exercise · Medium · JavaScript · in “Custom providers, tokens and factories”
Quiz: Custom providers, tokens and factories Self-check · 8 questions
Predict the instances request scope builds Exercise · Medium · JavaScript · in “Injection scopes: singleton, request and transient”
Quiz: Injection scopes: singleton, request and transient Self-check · 7 questions
Count what durable trees build Exercise · Hard · JavaScript · in “Durable providers for multi-tenant Nest apps”
Quiz: Durable providers for multi-tenant Nest apps Self-check · 7 questions
Find every import cycle before the app starts Exercise · Hard · JavaScript · in “Circular dependencies, forwardRef and ESM”
Quiz: Circular dependencies, forwardRef and ESM Self-check · 7 questions
Build a registry from discovered handlers Exercise · Medium · JavaScript · in “ModuleRef, lazy modules and the discovery service”
Quiz: ModuleRef, lazy modules and the discovery service Self-check · 7 questions

Modules, dynamic modules and lifecycle

Find a provider the way Nest does, module by module Exercise · Medium · JavaScript · in “Modules, encapsulation and shared modules”
Quiz: Modules, encapsulation and shared modules Self-check · 10 questions
Check a module's options once, while the app starts Exercise · Easy · JavaScript · in “Dynamic modules and ConfigurableModuleBuilder”
Quiz: Dynamic modules and ConfigurableModuleBuilder Self-check · 7 questions
Predict the order of lifecycle hooks across modules Exercise · Medium · JavaScript · in “Lifecycle hooks and shutdown signals”
Quiz: Lifecycle hooks and shutdown signals Self-check · 8 questions
Run a standalone job, close it and report how it ended Exercise · Easy · JavaScript · in “Standalone apps, CLI commands and the REPL”
Quiz: Standalone apps, CLI commands and the REPL Self-check · 7 questions

Pipes, validation and DTOs

Parse the query of GET /orders like its pipes Exercise · Medium · JavaScript · in “DTOs, mapped types and built-in pipes”
Quiz: DTOs, mapped types and built-in pipes Self-check · 11 questions
Write the allowlist step of a validation pipe Exercise · Medium · JavaScript · in “ValidationPipe with class-validator in NestJS”
Quiz: ValidationPipe with class-validator in NestJS Self-check · 7 questions
Run a parameter's pipes in order Exercise · Easy · JavaScript · in “Writing custom pipes in NestJS”
Parse rupee amounts into paise Exercise · Medium · JavaScript · in “Writing custom pipes in NestJS”
Quiz: Writing custom pipes in NestJS Self-check · 6 questions

Results here are what this browser has checked: feedback for you, not proof. They stay on this device; your Learn progress can be exported to a file. · Back to the NestJS track