what was her name?和what is her name?有什么区别?

问题描述:

what was her name?和what is her name?有什么区别?

她叫什么名字
她名字是用什么写的
比如某人用蜡笔签名,其他人用圆珠笔
我看不出来是蜡笔,就问旁人,what is her name