Spartacus Block #2

Dependency Injection in Spartacus allows:

• Replacing Components

• Replacing Services

• Customizing Data types

• Customizing Templates

Injection Token in Angular is

• an injected service

• a function that injects services

• a key which uniquely identifies a provider (service)

• there's no such thing

Which RxJS operator is used to combine two streams into one?

• switchMap

• combineLatest

• map

• mergeMap

What is a facade layer in Spartacus responsible for?

• retrieving data from API

• hiding NgRX

• combining data from different sources

• formating the data

Converters in Spartacus are used to

• map data from the back-end model to UI-model

• Convert units

• Convert CMS components to Angular components

• Call an adapter

What are Adapters for in Spartacus?

• retrieving data from API

• formatting the data

• extending the data types

• hiding NgRX

Type Augmentation ...

• creates a new custom type

• enables type checking

• allows adding properties to existing types

• does not exist

Config in Spartacus is used to ...

• Configure Spartacus and custom features

• Configure only custom features

• Configure only Spartacus features

• Configure Angular application

Which function is used to configure something?

• provideConfiguration()

• addConfig()

• setConfig()

• provideConfig()

What happens when provideConfig() is called twice?

• Error is thrown

• Previous configuration is overwritten

• The config is merged with the previous one

• Nothing happens