explain Text widget in Flutter Application

text_widget.dart

import 'package:flutter/material.dart';

void main() {
  runApp(MyApp());
}

class MyApp extends StatelessWidget {
  const MyApp({Key? key}) : super(key: key);

  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      home: Scaffold(
        appBar: AppBar(
          title: Text('Image View App'),
        ),
        body: Center(
          child: Container(
            color: Colors.deepPurple,
            width: 200,
            height: 150,
            child: Text('This is a Text Widget Text'),
          ),
        ),
      ),
    );
  }
}