P0 — Diagnostic-First Angular Senior Fundamentals

Predict Angular component and directive lifecycle-hook order and place initialization, view interaction, and cleanup logic correctly.

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

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 Angular HTTP interceptor chain for authentication, correlation, error handling, and controlled retries without recursive or duplicate requests.