教學目標：同學透過已經學習的 C 和 Java 程式語言，以及課堂上OS基本知識，從作業系統 IPC 概念到練習pipe，並包含以下實驗：Let students practice programming for multi-tasking software. What can students learn from the implementation of this project? Process management, Interprocess communication, Pipe, Message queue, Redirection of I/O, Screen layout in curses package.