Angular 22 Senior Fundamentals

Predict component and directive lifecycle-hook and render-callback order, placing initialization, view interaction, and DestroyRef-based cleanup correctly.

Choose among a component, attribute directive, structural directive, pure pipe, and impure pipe for a production requirement.

Implement a typed reactive form with synchronous, asynchronous, and cross-field validation while explaining update and submission behavior.

Trace an Angular navigation through route matching, parameter handling, nested routes, redirects, and lazy-loaded boundaries.

Select and implement CanMatch, CanActivate, and CanDeactivate guards while explaining why client-side guards are not security boundaries.

Design an ordered functional HTTP interceptor chain for authentication, correlation, error handling, and safe retries without recursive or duplicate requests.