README.md

Chapter 8 - IO

📜 Contents 📜

• 🧠 8.1 Understanding Files and Directories
• 🧠 8.2 Introducing Streams
• 🧠 8.3 Workking With Streams
• 🧠 8.4 Interacting with Users
• 📝 Revision Notes
• ✅ Review Questions

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🎯 Exam Objectives 🎯

• Read and write data from the console
• Use the following classes from java.io.package:
  • BufferedReader
  • BufferedWriter
  • File
  • FileReader
  • FileWriter
  • FileInputStream
  • FileOutputStream
  • ObjectOutputStream
  • ObjectInputSttream
  • PrinterWriter

✅ Exam Essentials ✅

1. Understand files, directories, and streams.
2. Be able to use java.io.File class.

• This class has methods for creating/deleting files/directories and obtain a list of files within a directory

3. Distinguish between byte and character streams

• Byte streams have the word InputStream/OutputStream in their name and are useful for binary data
• Character streams have the word Reader/Writer in their name=

4. Be able to use the following classes:

• BufferedReader
• BufferedWriter
• File
• FileWriter
• FileReader
• FileInputStream
• FileOutputStream
• ObjectInputStream
• ObjectOutputStream
• PrintWriter

5. Be able to perform stream operations like:

• markSupported/mark(int)
• reset()/skip

6. Understand how to use Java Serialization using ObjectInputStream/ObjectOutputStream
7. Be able to interact with user via Console class