本文档介绍了使用Java进行编程的基础知识，包括如何编写使用命令行参数和系统属性的程序、从标准输入读取数据的方法、文件的基本操作，以及Java集合框架的核心概念。通过具体的编程实例，读者可以了解如何使用集合如Set和List，并掌握遍历集合的技术。
Text Based Applications:
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- Write a program that uses command- line arguments and system properties
- Write a program that reads from standard input Write a program that can create, read, and write files
- Describe the basic hierarchy of collections in the Java™ 2 Software Development Kit (Java™ 2 SDK)
- Write a program that uses sets and lists
- Write a program to iterate over a collection
- Describe the collection classes that existed before Java 2 SDK
- Identify deprecated classes and explain how to migrate from JDK 1.0 to JDK 1.1 to Java 2 SDK
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