Most Important Angular Interview Questions and Answers
44 Interview Questions with Answers (Subscription Validity For 8 Months)
What you'll learn :-
Angular is a well-known front-end JavaScript framework for app development. With the increased popularity, Angular developers are in high demand. This course Angular Interview Questions and Answers consist of 150 Most Asked Questions and how to Answer them for both Beginners and Experienced, will assist in securing or switching jobs.
Course Content
- Question No:- 1 :- Whats the use of Angular ?
- Question No:- 2 :- What are directives in Angular ?
- Question No:- 3 :- Explain the different types of Angular directives ?
- Question No:- 4 :- Explain the importance of NPM and Node_Modules folder ?
- Question No:- 5 :- Explain the importance of Package.json file in Angular ?
- Question No:- 6 :- What is typescript and why do we need it ?
- Question No:- 7 :- Explain importance of Angular CLI ?
- Question No:- 8 :- Explain the importance of Component and Modules ?
- Question No:- 9 :- What is a decorator in Angular ?
- Question No:- 10 :- What are Annotationa or MetaData ?
- Question No:- 11 :- What is a template ?
- Question No:- 12 :- Explain the four types of Data bindings in Angular ?
- Question No:- 13 :- Explain architecture of Angular ?
- Question No:- 14 :- What is SPA in Angular ?
- Question No:- 15 :- How to implement SPA in Angular ?
- Question No:- 16 :- How to implement routing in Angular ?
- Question No:- 17 :- Explain Lazy Loading ?
- Question No:- 18 :- How to implement Lazy Loading in Angular ?
- Question No:- 19 :- Define Services ?
- Question No:- 20 :- What is Depedency Injection ?
- Question No:- 21 :- How to implement Depedency Injection ?
- Question No:- 23 :- Whats the benefit of Depedency Injection ?
- Question No:- 24 :- Differentiate between ng serve and ng build ?
- Question No:- 25 :- Explain the --prod parameter in ng build ?
- Question No:- 26 :- Explain ViewChild and ViewChildren?
- Question No:- 27 :- Why do we need Template reference variables?
- Question No:- 28 :- What is ContentProjection?
- Question No:- 29 :- Explain Content projection Slot?
- Question No:- 30 :- What is ContentChild and ContentChildren?
- Question No:- 31 :- ViewChild vs ViewChildren vs ContentChild vs ContentrChildren?
- Question No:- 32 :- Explain the importance of Component life cycle ?
- Question No:- 33 :- Explain events and sequence of component life cycle ?
- Question No:- 34 :- Constructor vs ngOnInit() ?
- Question No:- 35 :- How to make HTTP calls using Angular ?
- Question No:- 36 :- What is the need of Subscribe function ?
- Question No:- 37 :- How to handle errors when HTTP fails ?
- Question No:- 38 :- How to pass data between components ?
- Question No:- 39 :- Explain importance of input, output & event emitters ?
- Question No:- 40 :- How to pass during routing ?
- Question No:- 41 :- Is it a good practice to pass data using services ?
- Question No:- 42:- What is the need of Angular Pipes?
- Question No:- 43:- Can you name some built-in Angular Pipes?
- Question No:- 44:- How to create Custom pipes in Angular?
- Question No:- 45 :- Whats the full form of RxJs?
- Question No:- 46 :- What is the purpose of RxJs?
- Question No:- 47 :- What are observables and observers?
- Question No:- 48 :- Explain the use of Subscribe with sample code.
- Question No:- 49 :- How to unsbscribe in RxJs?
- Question No:- 50 :- Explain concept of operators with sample code.
- Question No:- 51 :- How to install RxJs?
- Question No:- 52 :- Differentiate between promise and RxJs?
- Question No:- 53 :- In Angular where have you used RxJs?
- Question No:- 54 :- Which operators have you used from RxJs?
- Question No:- 55 :- What is Push/reactive vs Pull/Imperative?
- Question No:- 56 :- What are Interceptors in Angular?
- Question No:- 57 :- How to implement Interceptors?
- Question No:- 58 :- Give some use of Interceptors?
- Question No:- 59 :- Can we provide multi-Interceptors?
- Question 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 to check if overall validation and specific validations are good ?
- Question 66 :- How do we implement Reactive forms ?
- Question 67 :- How can we implement composite validations?
- Question 68 :- How to create dynamic validation ?
- 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}" ?
- Angular interview questions with answers PDF( PDF Covers different questions than the videos).
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