What is copy-on-write, and where is it used?

What is copy-on-write, and where is it used?

题目类型: 技术面试题

这是一道技术面试题，常见于澳洲IT公司面试中。

难度: medium

标签: interviewbit, operating-system, topic-specific, os, cs-fundamentals

参考答案摘要

Copy-on-write (COW) is a memory management technique where multiple processes initially share the same memory pages, and a copy is created only when one process tries to modify the data. This approach...

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