遇到的几个面试题,找了一下对应的答案

1 快速排序算法（这个必须会的）

http://blog.csdn.net/sws9999/article/details/2791812

2 线程、进程的知识(基础知识)

区别：

http://blog.csdn.net/andy6355/article/details/2506171

常用同步机制：

http://xia-siyu.blog.163.com/blog/static/274830412010911549960/

死锁的四个必要条件：

http://blog.csdn.net/andyxhua/article/details/649169

3 cocoaTouch框架

http://mobile.51cto.com/iphone-266014.htm

4 Json

http://www.json.org/json-zh.html

5 kvc

http://developer.apple.com/library/mac/#documentation/Cocoa/Conceptual/KeyValueCoding/Articles/KeyValueCoding.html

6 sqlite

http://www.cnblogs.com/hustcat/archive/2009/02/12/1389448.html