举一反三
- of pertaining to, or correctable by surgery
- surgical: of, pertaining to, or correctable by ______
- It’s urgent that a meeting______before the final decision is made. A: be arranged B: B. will be arranged C: must be arranged D: would be arranged
- Time series and variable series（ ）. A: Are arranged in chronological order B: Are arranged according to the size of the variable value C: The former is arranged according to chronological order, the latter is arranged according to the size of the variable value D: The former is arranged according to the size of the variable value, the latter is arranged according to the chronological order
- 有如下类的定义，创建Employee对象正确的是（） public class Employee{ private int age; private String name; public void Employee(){ } public Employee(int age){ this.age = age; } public Employee(String name){ this.name = name; } } A: Employee e = new Employee( ) B: Employee e = new Employee(10); C: Employee e = new Employee(tom); D: Employee e = new Employee(10,"tom");
内容
- 0
阅读以下程序，说明Company类和Employee类是 关系。public class Company{ private Employee employee; public Employee getEmployee(){ return employee; } public void setEmployee(Employee employee){ this.employee=employee; } //公司运作 public void run(){ employee.startWorking(); } }
- 1
巴黎的机场三字代码是（）。 A: CDG B: ORY C: JFK D: ICN
- 2
有如下类的定义，创建Employee对象错误的是（） public class Employee{ private int age; private String name; public Employee(int age){ this.age = age; } public Employee(String name){ this.name = name; } public Employee(int age,String name){ this(age); this.name = name; } } A: Employee emp = new Employee(10); B: Employee emp = new Employee("Tom"); C: Employee emp = new Employee(); D: Employee emp = new Employee(10,"Tom");
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class Employee; class Manager extends Employee; class Director extends Employee;
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They are Mr. Jackson's ______. A: employees B: employee C: a employee D: an employee