Module 08 · Java I/O & NIO.2

Objective group 10: reading and writing data — byte/character I/O streams and buffering, the modern NIO.2 Path/Files API, and object serialization. Watch the EOF int/-1 trap, Path-is-pure-math, and the transient/constructor-bypass behavior of serialization.

Lessons

#	Lesson	What it covers
01	I/O Streams & Readers	Byte vs character streams, buffering, EOF, console input.
02	NIO.2 — Path & Files	Path math, Files operations, directory walking.
03	Serialization	Serializable, transient, serialVersionUID, object streams.

Track your progress

Your progress0 / 3 (0%)

• L01 — I/O Streams & Readers
• L02 — NIO.2 Path & Files
• L03 — Serialization

Module Mini-Exam

A timed, mixed quiz covering the whole module. Aim well above the real exam's 68% pass bar.

Mini-Exam

• 8 questions
• 15 minutes
• 9 total points
• Pass: 7 pts (68%)