题目内容

4. In conducting a survey, there are several processesa. determine what people are targeted and how they are interviewed.b. design the questionnairec. collect and analyze the datad. establish the goal of the projecte. produce the findingsThe right order should be :

A. b-a-c-d-e
B. d-a-b-c-e
C. a-b-c-d-e
D. c-d-a-b-e

查看答案
更多问题

P19-22 Match the writer with their works.

P11-18 Match the writer with his works .

关于继承与接口的说法中,不正确的是

A. Java只支持单继承
B. 一个类可以同时实现多个接口
C. 一个类在实现接口的同时还能继承某个基类
D. 接口不能继承

关于内部类的说法中,不正确的是

A. 静态内部类不能访问外部类的非静态成员
B. 必须给内部类命名
C. 内部类可以被声明为private或protected
D. 内部类可以被定义为abstract

答案查题题库