初学java，碰到简单面试题：（,该怎么处理

初学java，碰到简单面试题：（
how   to   answer   following   questions   in   english:

1.How   to   lock   thread   resources   in   java?

2.please   give   a   example   of   MVC   implementation?

[解决办法]
1.synchronized(this)
2.Struts WebWork Spring
[解决办法]
1.synchronized
2.struts MVC
[解决办法]
synchronized(this);
wait();

Struts Spring WebWork
[解决办法]
题1：
The Java programming language does not provide a way to perform separate lock and unlock actions; instead, they are implicitly performed by high-level constructs that arrange always to pair such actions correctly.
however, that the Java virtual machine provides separate monitorenter and monitorexit instructions that implement the lock and unlock actions.
题2：
Spring、Struts、Eclipse are all the implementations of the MVC pattern.