Linux面试知识点的相关内容

文章 2024-06-16 来自：开发者社区

【干货总结】Linux C/C++面试知识点

目录一、C/C++编程基础二、计算机网络编程三、操作系统四、数据结构及算法参考本篇参考网上及自身的面试经验，总结一些高频考察的Linux C/C++知识点，方便后续查阅总结。一、C/C++编程基础 C++多态的实现virtual关键字修饰基类的成员函数，派生类中重写此函数，实现...

文章 2023-08-25 来自：开发者社区

1.Linux 中主要有哪几种内核锁?Linux 的同步机制从 2.0 到 2.6 以来不断发展完善。从最初的原子操作,到后来的信号量,从大内核锁到今天的自旋锁。这些同步机制的发展伴随 Linux 从单处理器到对称多处理器的过渡;伴随着从非抢占内核到抢占内核的过度。Linux 的锁机制越来越有效,也越来越复杂。 Linux 的内核锁主要是自旋锁和信号量。自旋锁最多只能被一个可执行线程持有,如果....

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