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【单选题】
下面哪段代码是:声明一个类myClass1,该类中声明一个虚方法Method,然后声明一个密封类myClass2,该类继承自myClass1类,在密封类myClass2中密封并重写myClass1类中的虚方法Method
A.
public class myClass1 { public virtual void Method() { Console.WriteLine(".......");} } public sealed class myClass2:myClass1 { public sealed override void Method() { base.Method(); Console.WriteLine(".........."); } }
B.
public class myClass1 { public virtual void Method() { Console.WriteLine(".......");} } public sealed class myClass2:myClass1 { public sealed void Method() { base.Method(); Console.WriteLine(".........."); } }
C.
public class myClass1 { public virtual void Method() { Console.WriteLine(".......");} } public sealed class myClass2 { public sealed override void Method() { base.Method(); Console.WriteLine(".........."); } }
D.
public class myClass1 { public virtual void Method() { Console.WriteLine(".......");} } public this class myClass2:myClass1 { public sealed override void Method() { base.Method(); Console.WriteLine(".........."); } }
参考答案：
参考解析：
刷刷题刷刷变学霸
举一反三
【单选题】当洪水即将来临时,应对洪水灾害的正确方法是
A.
到屋顶、大树或附近小山丘上暂避
B.
及时报告,统一组织抢险救灾
C.
有序的进行人员和财产转移
D.
有序的将人员和财产向高出转移
【单选题】Rock Industries has four divisions.In the quest to develop a more achievable budget for the coming year, the chief executive officer has elected to develop the company’s budget by using a decentralize...
A.
be negligible.没有什么可值得一提的。
B.
require development of a production budget that is forwarded to the Budget Department.编制生产 预算递交预算部门
C.
require development of a production budget after receiving the division’s projected sales forecast. 在收到本分部的销售预测后，编制生产预算
D.
require development of a production budget based on the prior year’s manufacturing activity.根据 上一年度的制造活动编制生产预算
【单选题】A．粉质黏土，流塑 B．粉质黏土，硬塑 C．粉土，稍湿，中密 D．粉土，湿，密实
A.
下表为某建筑地基中细粒土层的部分物理性质指标，据此请对该层土进行定名和状态描述，并指出下列哪一选项是正确的（） 密度ρ(g/cm3) 相对密度ds(比重) 含水率w(%) 液限wL(%) 塑限wP(%) 1.95 2.70 23 21 12