Overview

Knowing Angular and still not able to crack interviews , then you are at the right place.:-) This course focuses on revising most asked interview questions around Angular. Interview is all about expressing your answers in a precise and proper way. You can have tons of knowledge , you must have done tons of coding but cracking interview is a different ball game. This course is revision course where i have focused on what kind of questions are asked and how to answer them in a elaborate way. Please note this course does not teach Angular , if you want to learn Angular please check my Learn Angular step by step video series.Below are the questions covered in this course, Happy learning , Happy job hunting.25 Interview Questions on Angular basic concepts - Part 1.Question 1:- Whats the use of Angular ?Question 2:- What are directives in Angular ?Question 3:- Explain the different types of Angular directives ?Question 4:- Explain the importance of NPM and Node_Modules folder ?Question 5:- Explain the importance of Package.json file in Angular ?Question 6:- What is typescript and why do we need it ?Question 7:- Explain importance of Angular CLI ?Question 8:- Explain the importance of Component and Modules ?Question 9:- What is a decorator in Angular ?Question 10:- What are Annotation or MetaData ?Question 11:- What is a template ?Question 12:- Explain the four types of Data bindings in Angular ?Question 13:- Explain architecture of Angular ?Question 14:- What is SPA in Angular ?Question 15:- How to implement SPA in Angular ?Question 16:- How to implement routing in Angular ?Question 17:- Explain Lazy Loading ?Question 18:- How to implement Lazy Loading in Angular ?Question 19:- Define Services ?Question 20:- What is Dependency Injection ?Question 21:- How to implement Dependency Injection ?Question 23:- Whats the benefit of Dependency Injection ?Question 24:- Differentiate between ng serve and ng build ?Question 25:- Explain the -prod parameter in ng build ?Covered 6 Important questions on ViewChild and ViewChildren in Angular - Part 2.Question 26:- Explain ViewChild and ViewChildren ?Question 27:- Why do we need Template reference variables ?Question 28:- What is ContentProjection ?Question 29:- Explain Content projection Slot ?Question 30:- What is ContentChild and ContentChildren?Question 31:- ViewChild vs ViewChildren vs ContentChild vs ContentChildren ?Questions around Angular component lifecycle - Part 3.Question 32:- Explain the importance of Component life cycle ?Question 33:- Explain events and sequence of component life cycle ?Question 34:- constructor vs ngOnInit() ?Tricky Interview questions on HTTP calls, Emitters & Routing - Part 4.Question 35:- How to make HTTP calls using Angular ?Question 36:- What is the need of Subscribe function ?Question 37:- How to handle errors when HTTP fails ?Question 38:- How to pass data between components ?Question 39:- What are input , output and event emitters ?Question 40:- How to pass data during routing ?Question 41:- Is it a good practice to pass data using services ?Questions on Angular Pipes - Part 5.Question 42:- What is the need of Angular Pipes ?Question 43:- Can you name some built-in Angular pipes ?Question 44:- How to create Custom pipes in Angular ?Ten important questions on RxJS (Reactive Extensions for JavaScript) - Part 6Question 45:- What is the fullform of RxJS ?Question 46:- What is the purpose of RxJS ?Question 47:- What are Observables and Observers ?Question 48:- Explain the use of Subscribe with sample code ?Question 49:- How to unsubscriber in RxJS ?Question 50:- Explain the concept of operators with sample code?Question 51:- How to install RxJS ?Question 52:- Differntiate between promise and RxJS ?Question 53:- In Angular where have you used RxJS?Question 54:- Which operators have used from RxJS ?Question 55:- What is the Push/Reactive vs Pull/Imperative?Essential questions around Interceptors - Part 7.Question 56:- What are Interceptors in Angular?Question 57:- How to implement Interceptors?Question 58:- Give some use of Interceptors?Question 59:- Can we provide multi-Interceptors?13 Important Interview Questions on Angular Validations - Part 8Question 60:- What are two ways of doing validation in Angular?Question 61:- Template driven forms VS Reactive Forms?Question 62:- In what situations you will use what?Question 63:- Explain template reference variables ?Question 64:- How do we implement Template driven forms?Question 65:- How do we implement Reactive forms ?Question 66:- How can we implement composite validations?Question 67:- How to create dynamic validation ?Question 68:- How to check if overall validation and specific validations are good ?Question 69:- Can you talk about some inbuilt validators ?Question 70:- How can you create your own custom validator ?Question 71:- Can we implement angular validators with out FORM tag ?Question 72:- What is [ngModelOptions]="{standalone: true}" ?

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