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Openai/6911cc4b-5d54-800b-88ae-dc7ac6ff2d3d
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===== 7. fork() 与 exec() 的配合 ===== '''提问:''' 为什么我们常把 <code>fork()</code> 和 <code>exec()</code> 配合使用,而不是直接在父进程中调用 <code>exec()</code>? '''回答:''' * <code>exec()</code> 会替换当前进程,如果直接在父进程调用,父进程消失,后续代码不再执行。 * 先 <code>fork()</code> 创建子进程,子进程执行 <code>exec()</code>,父进程继续运行,实现并发或连续操作。 ---
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