不会
2。我有3周年假没有休。公司是否应该补偿?
Will pay you for the three weeks.
3。请问如何处理401K?
You can leave it there, or transfer to company like Vanguard, fidelity etc.
4。请问如何延续医疗保险?
You HR dept. will tell you in detail what you should do.
5。我会尽快找工作。但不知前景如何。我积蓄不多,我是否有资格申请失业保险?如何申请?
有资格申请失. But I would not do it unless I absolutely have to. You HR should know how to apply for it.