Learning Angular 2 Directives (Video 6)

The video tutorial covers upgrading from Angular 1 to Angular 2, focusing on best practices for refactoring code, converting controllers to components, and setting up TypeScript and SystemJS. It demonstrates how to run Angular 1 and Angular 2 side by side, using the upgrade adapter to integrate Angular 2 components into an Angular 1 app. The tutorial also includes steps for bootstrapping the application and converting modules to TypeScript.

What is the primary focus when upgrading from Angular 1 to Angular 2?

• Avoiding any changes to the codebase

• Using only Angular 1 features

• Following best practices and transitioning to components

• Maintaining the same code structure

What is the significance of the 'controller as' syntax in Angular 1?

• It replaces the need for components

• It is mandatory for all Angular 1 applications

• It allows for a more structured controller setup

• It is not used in Angular 2

What is the purpose of the .component construct introduced in Angular 1.5?

• To eliminate the use of controllers

• To make component declarations more complex

• To simplify component declarations and make them similar to Angular 2

• To remove the need for directives

Why is it important to update the application routing during the upgrade?

• To keep the application static

• To avoid using Angular 2 features

• To ensure components are instantiated correctly

• To remove all templates

Why is TypeScript introduced in the upgrade process?

• To provide type definitions and support ES6 modules

• To replace JavaScript entirely

• To avoid using SystemJS

• To make the code less readable

What is the main advantage of using ES6 modules in the upgrade process?

• They are not compatible with Angular 2

• They allow for better module management and export

• They eliminate the need for TypeScript

• They make the code less readable

What is the role of SystemJS in the upgrade process?

• To eliminate the need for TypeScript

• To load modules synchronously

• To load modules asynchronously and manage dependencies

• To replace Angular 1

What is the final step in preparing the project for Angular 2?

• Removing all Angular 1 code

• Bootstrapping the Angular 1 app using SystemJS

• Converting all components to Angular 1

• Avoiding the use of TypeScript

How does the upgrade adapter help in the transition to Angular 2?

• By eliminating the need for TypeScript

• By converting all code to Angular 2

• By allowing Angular 1 and Angular 2 components to run side by side

• By removing Angular 1 components

What is the first step in converting an Angular 1 component to Angular 2?

• Using only Angular 1 services

• Importing the Angular 2 component interface

• Avoiding the use of TypeScript

• Removing all Angular 1 code