NativeScript for Mobile App Development State Management and Application Architecture

Question 1

Which NativeScript class is the base class for all observable objects used in state management?

Accepted Answer

Observable

Answer

EventEmitter

Answer

BindingContext

Answer

Store

Question 2

In NativeScript with Angular, which pattern is recommended for sharing state across multiple components?

Accepted Answer

Injectable singleton services

Answer

Component Input/Output

Answer

Local Storage binding

Answer

Route query parameters

Question 3

What method on an Observable object is used to notify listeners when a property value changes?

Accepted Answer

notifyPropertyChange()

Answer

emit()

Answer

dispatch()

Answer

setState()

Question 4

When using NativeScript with Vue.js, which state management library is most commonly adopted for global state?

Accepted Answer

Vuex

Answer

Redux

Answer

MobX

Answer

Akita

Question 5

What is the purpose of the 'bindingContext' property in a NativeScript page or component?

Accepted Answer

It defines the data source for two-way data binding

Answer

It sets the page's CSS theme

Answer

It registers event listeners

Answer

It specifies the navigation history

Question 6

In a NativeScript app using the MVVM pattern, where should business logic and data transformation typically reside?

Accepted Answer

The ViewModel class

Answer

XML/HTML template files

Answer

The native module layer

Answer

The app.js bootstrap file

Question 7

Which NativeScript module allows persistent local storage of application state across sessions?

Accepted Answer

@nativescript/core/application-settings

Answer

ApplicationStore

Answer

PersistentObservable

Answer

SessionCache