Question Bank

Which Angular Guard prevents a user from navigating away from a route (e.g., if they have unsaved form changes)?

What is the primary characteristic of a 'standalone' component introduced in Angular 14?

What mechanism allows you to project HTML content from a parent component into a child component?

Double curly braces {{ }} are used in Angular templates for interpolation, a one-way data binding from component to view.

Which Angular primitive allows for fine-grained change detection and efficient UI updates without always relying on Zone.js?

Why is it recommended to perform initialization in ngOnInit() rather than the constructor?

What is the difference between a Component and a Directive in terms of templates?

Which property in the @NgModule decorator is used to list components that other modules can use?

What are the three essential parts of an Angular component?

In a standard Angular application, what is the sequence of bootstrapping?

What is a major architectural difference between Angular and its predecessor, AngularJS?

How does Flutter achieve high-performance rendering across different platforms?

Hot Reload preserves the current state of the app while injecting code changes.

What is the purpose of the Scaffold widget?

Which file is used to manage project dependencies and metadata in Flutter?

In Flutter's layout model, who provides context and constraints to the child widgets?

What is 'Hot Reload' in Flutter?

Which lifecycle state indicates that the app is visible but not responding to user input (e.g., during a phone call)?

What is the role of the BuildContext in Flutter?

Which widget is recommended for rendering very large lists of items efficiently?