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Peter Agyekum
What is form Validation?
Ensure data entered is in the right format or within the requirements.
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Related Topics
What is Angular?
Define the ng-content Directive?
Please explain the various features of Angular.
Could you explain services in Angular?
Discuss the advantages of using Angular?
Discuss the disadvantages of using Angular?
In Angular,what can you use to pass data from parent component to child component?
What is the default component change detection strategy?
Identity the type of databinding for the below code snippet: <form-field [label]="Employee Id'" [value]="employeeId"></form-field>
Which of the following is not a life cycle hook?
Identity the databinding for the below code snippet: <input type="email" [(ngModel)]="user.email>
What is String Interpolation and how is used?
What is property binding?
What is Even handler and how is used?
What is two way Binding and how is used?
Using Services, when there is no parent child relation
Using routes, when there is no parent -child relation, what happens?
What is CSS3 Animation?
What are the Animation Functions state them?
What are the animation Metadata?
What are directives?
What are Attribute directive?
How to create component using CLI
How to create Service using CLI?
What do you write installing Bootstrap, J Query, popper etc..?
What to write at CLI creating new Application?
What is interpolation in Angular?
What are types of directives?
What is ngModel used for?
What is ngClass?
What is ngStyle?
What is HostListerner?
What are pipes?
What is a pure PIPE?
What is data binding?
What is Angular Service
When use service/?
What is a dependency injection?
How do you setup HttpClient?
What is Angular Router?
What is base href?
What is RouterLink?
What is RouterOutlet?
To register the routes
What are the Route Properties?
How to configure WildCard?
What are the Route Guards
What are the Route Guards
What are the Route Guards
What are the Location strategyry
What does HTTP services get, put,post,delete function return?
What are Forms?
How do you bind ngForm object
List function of updating forms
What to write when creating component or service using Angular CLI?
What are forms and how do you handle it?
What are the types of form and form interaction?
Explain Template-Driven Form?
Explain Reactive forms?
What are the various form directives?
State benefits of Reactive?
What are the form Model?
What is ngForm, NgModel?
Explain ngModelGroup give example?
How does Reactive Form works?
What is form builder?
Explain FormControl directive and formGroupName directive?
What is form Validation?
What are types of Form Validation
What is Pristine and DIrty, touched in form control?
What is Authentication and Authorization?
Explain type of authentication Authentication ?
What is cookie-based authentication?
What is Token-based Authentication
What are the advantages of Token-based Authentication
What is JWT?
What are Access and Refresh Tokens
Steps in Authentication?
What are session storage and Local storage?
What is JWT Interceptor
What does AuthGuard?
Mention some security threads in the website?
Which of the following attack can be avoided implementing security policies
Which of the following class should be implementd to intercept http request
What is the meaning of HTTP reponse code 401
Can"t bind fromGroup since its not property
Which type place form handling within component class property provide interaction through observable?
How to send JWT back to the client?
What is software testing and type of testing?
What is Unit testing?
Functionality testing?
What is integrated testing?
What are type of testing in Angular?
what are the Jasmine test suite?
What is Clone?
What is Git workflow?
What is Nginx?
What is docker?
What is Angular 4 and how it differs from Angular 1.x?
What is component decorators in Angular 4?
Explain the difference between `Promise` and `Observable` in Angular?
The main difference between constructor and ngOnInit is that ngOnInit
In Angular, you can pass data from parent component to child component using...
You can create local HTML reference of HTML tag using variable which starts with character
A directive which modifies DOM hierarchy is called
Select correct form control class name which is set to true via [(ngModel)] whenever value is modified
If you provide a custom service in two components’ “providers” section of @Component decorator, how many instances of service shall get created?
Custom pipe can modify actual value of variable apart from different presention in HTML.
In Angular routing, below tag is used to render matched component via active route.
We need to call below method of RouterModule for providing all routes in AppModule
Async Pipe subscribes to observer and update expression whenever there is data sent from observer
Below command is used to run Static Code analysis of Angular application
Router service needs to be explicitly provided in angular module to use it in other component via DI
We can chain multiple pipe in a single expression along with “async” pipe
Below component represent “target/host” DOM element inside Directive’s constructor
To build application in production mode, use below command
Directive can listen to host/target events using below decoarator
Using below wild card we can define page not found route
Below service can be used to extract route parameters inside component
HTTP service’s get/put/post/delete function returns
Observer sends data to multiple clients via below method
By default, component’s change detection strategy is set to
One component can be declared inside more than one NgModule
To use HttpClient component you need to import below module
Below pseudo class represent void => * animation state
HTTP service is called event if observer doesn’t have “subscribe” method
A component can have child route defined using below property
OnPush is faster in performance than Default change detection strategy
In AOT compilation mode, browser gets angular compiler along with website content
What will be the output of below program?
What will be the output of below program? function f(input: boolean) { let a = 100; if (input) { let b = a + 1; return b; } return b; }
What are the lifecycle hooks for components?
What is @ViewChild in angular?
What is ngOnInit ()?
Why is ngOnInit called twice?
What is Viewencapsulation in angular?
What is a DOM in angular?
What is difference between constructor and ngOnInit?
Is ngOnChanges called before ngOnInit?
What are directives in angular?
What is dependency injection angular?
What is pipe in angular?
What is constructor in angular?
What is @component in angular?
What is @input in angular?
What is the difference between ViewChild () and ContentChild ()?
What is nativeElement?
What is a decorator in angular?
What comes first constructor or ngOnInit?
What is the purpose of ngOnInit? The ngOnInit Function?
What is the difference between ngOnInit and ngAfterViewInit?
How do I call ngOnInit again?
What is lazy loading in angular?
What is AOT compilation in angular?
What is _ngcontent?
What is Dom and its types?
Which Dom angular uses?
What is 2 way data binding in angular?
Does angular use dom?
What is SimpleChanges in angular?
What does ng mean in angular?
What is the difference between @component and @directive in angular?
What is attribute in angular?
What is NgModule in angular?
What is InjectionToken?
What is HttpClient in angular?
What is root injector in angular?
What is providedIn in angular?
What is a pipe in angular 6?
What is map and pipe in angular?
What is async pipe in angular?
What are the building blocks of angular?
What is .TS file in angular?
What is the difference between @input and @output in angular?
What is the difference between @input and @output in angular?
What is an observable in angular?
What is HostListener in angular?
What are providers in Angular?
What does declarations performs in Angular?
Lifecycle hook of Component
Difference Between Angular 1 and Angular 2
How many types of data binding available in Angular?
What is Event binding?
What is Two-way data binding?
What is Interpolation?
What is Property binding?
What is String Interpolation?
What are the types of decorators in angular?
What is Decorator in Angular?
What is HostListener in angular?
What is @component in angular?
What is RxJS in Angular?
What is subscribe angular?
What is difference between angular and AngularJS?
Explain @Input() and @Output() decorator
What is host listener in angular?
What is the difference between @component and @directive in angular?
what is constructor in angular
State some advantages of Angular over other frameworks.
Please explain the various features of Angular.?
What are Lifecycle hooks in Angular? Explain some life cycles hooks?
Describe the MVVM architecture.
What is the AOT (Ahead-Of-Time) Compilation? What are its advantages?
What is string interpolation in Angular?
Explain Angular Authentication and Authorization.
How to generate a class in Angular using CLI?
How do Observables differ from Promises?
Please explain the difference between Angular and AngularJS?
What are directives in Angular?
What are the building blocks of Angular?
Please explain the differences between Angular and jQuery?
Can you draw a comparison between the service() and the factory() functions?
What is ngOnInit()? How to define it?
What is SPA (Single Page Application) in Angular? Contrast SPA technology with traditional web technology?
What is the code for creating a decorator?
What is the process called by which TypeScript code is converted into JavaScript code?
Why prioritize TypeScript over JavaScript in Angular?
How is service defined in Angular?
What is Modules?
What is component?
What are lifecycle hooks in Angular? Explain a few lifecycle hooks?
Explain string interpolation and property binding in Angular.
How are Angular expressions different from JavaScript expressions?
How are observables different from promises?
Angular by default, uses client-side rendering for its applications.? Can one make an angular application to render on the server-side?
What are directives in Angular?
What are directives in Angular?
How does one share data between components in Angular?
Explain the concept of Dependency Injection?
Explain MVVM architecture?
What is Eager Loading, Lazy Loading, Pre-Loading in Angular?
How do you secure routing in Angular?
What is View child and content child?
What are the steps to use animation module?
What is one-way data binding in Agular?
