Q. Explain hierarchy of Java Exception classes? The java.lang.Throwable class is the root class of Java Exception hierarchy which is inherited by two subclasses ...
每次准备Java面试，你是不是都有这种感觉：八股文背了忘，忘了背，题库浩如烟海，根本不知道面试官会从哪个角度出题。自己对着镜子练习，又总觉得差点意思，没人给你反馈，也不知道回答 ...
Q. What are the states in the lifecycle of a Thread? A java thread can be in any of following thread states during it’s life cycle i.e. New, Runnable, Blocked, Waiting, Timed Waiting or Terminated.
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