1、电话
面向对象 多态
python 正则表达式$
python与shell区别
netstat ifconfig 路由命令
makefile编写
socket连接过程
socket bind listen accept
连接端口属于哪一层：
数据报在传输层加远端口号和目的端口号；
在网络层加上原ip和目的ip ；
在数据链路层转化成数据桢进行校验；
在物理层变成信号（电、光、等信号）发送出去。
2、onsite
进程、线程区别
TCP UDP区别
socket的api
安卓开发的难点 surfaceview 为啥不用ui线程快什么的。。
小程序 翻转字符串 abc def ghi 转换为ghi def abc
This position is opened for candidates who have strong motivation and interest on software testing in EMC Data Domain. Candidates will focus on test execution, locating and analyzing software issues, providing problem fixing suggestions, reporting bugs and fixing test code issues. He/she should have strong passion on software quality work and professional working manner. He/she also needs some programming experience.
Job requirements:
o M.S. student in Computer Science, Computer Engineering, or similar majors
o Good knowledge of software engineering, especially software testing theories
o Skillful on Linux/Windows operating
o Being able to read and understand code written in one the following languages:
? Ruby
? Perl
? Python
? PHP
? Shell
o Work independently and meanwhile collaborate with others
o Target 4 days per week
o Good analytical, problem-solving skills
o Good verbal and written English communication skills
Pluses:
o Ruby and C/C++ programing
o Knowledge Linux OS, VMware software
o Knowledge of storage industry
来源：CSDN
作者：Paradooox
链接：https://blog.csdn.net/blue_bm/article/details/46692797