NativeScript for Mobile App Development NativeScript Fundamentals

Question 1

What does NativeScript use to render UI components on iOS and Android?

Accepted Answer

Native platform APIs directly

Answer

NativeScript renders UI by calling native platform APIs directly, producing truly native UI without a WebView.

Question 2

Which runtime does NativeScript use to execute JavaScript on Android?

Accepted Answer

V8

Answer

NativeScript uses the V8 JavaScript engine on Android to execute application code.

Question 3

Which JavaScript engine powers NativeScript on iOS?

Accepted Answer

JavaScriptCore

Answer

NativeScript uses JavaScriptCore on iOS because it is the engine provided by Apple's platform.

Question 4

Which command initializes a new NativeScript project?

Accepted Answer

ns create

Answer

The `ns create` command scaffolds a new NativeScript application with the required project structure.

Question 5

What file serves as the entry point for a NativeScript application?

Accepted Answer

app.ts / main.ts

Answer

NativeScript applications bootstrap from app.ts (or main.ts), where the root module or component is registered.

NativeScript for Mobile App Development Practice Test