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软件设计师案例分析每日一练试题内容（2022/1/15）

[试题5]
阅读下列说明和C++代码，回答下列问题。
[说明]
现欲开发一个软件系统，要求能够同时支持多种不同的数据库，为此采用抽象工厂模式设计该系统。以SQL Server和Access两种数据库以及系统中的数据库表Department为例，其类图如图1-14所示。

[C++代码]
#include＜iostream＞
using namespace std;
class Department{/*代码省略*/};
class IDepartment{
public:
______=0;
______=0;
};
class SqlserverDepartment: ______{
public:
void Insert(Department* department){
cout＜＜"Insert a record into Department in SQL Server!\n";
//其余代码省略
}
Department GetDepartment(int id){
}
};
class AccessDepartment: ______{
public:
void Insert(Department* department){
cout＜＜"Insert a record into Department in ACCESS!\n";
//其余代码省略
}
Department GetDepartment(int id){
/*代码省略*/
}
};
______{
public:
______=0;
};
class SqlServerFactory: public IFactory{
public:
IDepartment* CreateDepartment() {return new SqlserverDepartment(); }
};
class AccessFactory:public IFactory{
public:
IDepartment* CreateDepartment() {  return new AccessDepartment() ;  }
//其余代码省略
};