文章目錄

Lab 7 QA

Q1

Is it possible that a file exists in a file system, but there is no vnode object of it?

可能。vnode 會在開檔案的時候才 reference

Q2

Is EOF pass to the reader by a special character in the reader’s buffer?

同學好,這題是想問說 EOF end of file 是不是 靠一個特殊的字元放在 reader 的 buffer 的實作的? 所以要先思考 是 or 不是,然後再跟我們講你會這樣回答的背後理由或是可能的實作方法

Q3

Should each task owns its current working directory and the root directory?

需要

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