单项选择题
下列几个组件中处理请求分发的是()
A.ModelAndView
B.ViewResolver
C.DispatchServlet
D.HandlerMapping
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Spring Cloud中的注册中心是()
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单项选择题
程序输出结果为()public class Test {public static void main(String[] args) {StringBuffer a = new StringBuffer("A");StringBuffer b = new StringBuffer("B");operator(a,b);System.out.println(a+","+b);}public static void operator(StringBuffer x,StringBuffer y){x.append(y);y=x;} }
A.A,A
B.A,B
C.AB,AB
D.AB,B
