• 2022-06-07
    对下面使用Spring依赖注入的代码,下面说法错误的是:ApplicationContext context=new ClassPathXmlApplicationContext(“id.xml”);Printer printer=(Printer)context.getBean(“printer”);
    A: 配置文件di.xml位于classpath目录下
    B: 在di.xml中定义了一个id或name为printer的bean
    C: context.getBean()返回的是printer类型的对象,不需要强制转换
    D: di.xml被修改后,context会自动重新加载。
  • C,D

    内容

    • 0

      A printer can be attached through a printer interface.

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      不能把整个屏幕画面复制到剪贴板上的是( )键。 答案 A: Printer Screen B: Alt+ Printer Screen C: Shift+ Printer Screen D: Ctrl+ Printer Screen

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      What is a 3D printer used for? A 3D printer is used for _____________________________________________ _______________________________________________________________ _______.

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      【单选题】which one is NOT true about the difference between a color laser printer and a color ink jet printer? A. A color laser printer can print more pretty pictures B. A color inkjet printer is much cheaper C. A color laser printer can print faster

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      printer