Mirrorsize Angular Developer Interview Questions and Answers for Experienced

Q1. Building blocks of angular
Ans. 
Building blocks of Angular include components, modules, services, directives, templates, and dependency injection.
• Components are the basic building blocks of Angular applications.

• Modules help organize the application into cohesive blocks of functionality.

• Services are reusable code that can be injected into components.

• Directives add behavior to the DOM elements.

• Templates define the view of the application.

• Dependency inj...read more
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Q2. Define Pipes and its types
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Pipes in Angular are used to transform data before displaying it in the view.
• Pipes are used to format data in templates.

• There are built-in pipes like DatePipe, UpperCasePipe, LowerCasePipe, etc.

• Custom pipes can be created using @Pipe decorator.

• Pipes can be chained together for complex transformations.

• Example: {{ birthday | date:'dd/MM/yyyy' }} will format the birthday date.
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Angular version and their differences

Q1. What is angular
Ans. 
Angular is a popular open-source web application framework developed by Google for building dynamic single-page applications.
• Angular is based on TypeScript, a superset of JavaScript.

• It uses a component-based architecture for building UI elements.

• Angular provides features like data binding, dependency injection, and routing.

• It has a powerful CLI for scaffolding and managing projects.

• Angular is commonly used for building
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Q1. Guards, routing
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Q2. Interceptors, observable
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Q1. 1. reusable component - directives 2.scss and css 3. routing 4.authorization in app- explain login process, encryption algorithm 5.authentication in app- prevent user using Auth guards 6.explain about comp...read more
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Q1. Angular lifecycle hooks
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Q2. Component communication
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Q1. What is lazy loding
Ans. 
Lazy loading is a technique in web development where resources are loaded only when needed, improving performance.
• Lazy loading helps reduce initial load time by loading resources on demand

• It is commonly used in Angular for loading modules, components, or routes asynchronously

• Lazy loading can improve user experience by only loading necessary resources when required
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Q2. What is directive
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A directive in Angular is a marker on a DOM element that tells Angular to attach a specific behavior to that element.
• Directives are used to extend HTML with new attributes or elements.

• They can be classified into three types: Component, Structural, and Attribute directives.

• Examples include ngIf, ngFor, and ngStyle.
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Q1. Life cycle hooks
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Q2. Input/output decoraters
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