网友您好, 请在下方输入框内输入要搜索的题目:

题目内容 (请给出正确答案)
单选题
您要写下面的名为 CustomException的自定义异常类public class CustomException : ApplicationException { public static int COR_E_ARGUMENT = unchecked((int)0x80070057); public CustomException(string msg) : base(msg) { HResult = COR_E_ARGUMENT; }}您需要编写一段代码,这段代码要使用ustomException 类,并且要迅速返回控制权给COM 调用方法。 您应该使用哪个代码?()
A

return Marshal.GetExceptionForHR(CustomException.COR_E_ARGUMENT);

B

return CustomException.COR_E_ARGUMENT;

C

Marshal.ThrowExceptionForHR(CustomException.COR_E_ARGUMENT);

D

throw new CustomException(“Argument is out of bounds”);


参考答案

参考解析
解析: 暂无解析
更多 “单选题您要写下面的名为 CustomException的自定义异常类public class CustomException : ApplicationException { public static int COR_E_ARGUMENT = unchecked((int)0x80070057); public CustomException(string msg) : base(msg) { HResult = COR_E_ARGUMENT; }}您需要编写一段代码,这段代码要使用ustomException 类,并且要迅速返回控制权给COM 调用方法。 您应该使用哪个代码?()A return Marshal.GetExceptionForHR(CustomException.COR_E_ARGUMENT);B return CustomException.COR_E_ARGUMENT;C Marshal.ThrowExceptionForHR(CustomException.COR_E_ARGUMENT);D throw new CustomException(“Argument is out of bounds”);” 相关考题
考题 下面是关于派生类声明的开始部分,其中正确的是A.class virtual B:public AB.virtual class B:public AC.class B:public A virtualD.class B:virtual public A

考题 请将下列类定义补充完整。class Base{public:void fun(){tout<<"Base::fun"<<endl;}};class Derived:public Base{public:void fun(){______//显示调用基类的fun函数cout<<"Derived::fun"<<endl;};

考题 下列虚基类的声明中正确的是( )。A.class virtual B:public AB.virtual class B:public AC.class B:public A virtualD.class B:virtual public A

考题 下列是关于派生类声明的开始部分,其中正确的是( )。A.class virtual B:public AB.virtual class B:public AC.class B:public A virtualD.class B:virtualpublicA

考题 下列哪个类声明是正确的?A.abstract class G2 extends superClassl,superClass2{……}B.abstract public class classmates{……}C.public final class NewClass extends superClass implements Interfacel{……}D.public abstract class String{……}

考题 下列关于Test类的定义中,正确的是______。A) class Test implements Runnabte{public void run(){}public void someMethod(){}B) class Test implements Rnuuable{public void run();}C) class Test implements Rnuuable{public void someMethod();}D) class Test implements Rnuuable{public void someMethod();{}}A.B.C.D.

考题 下列哪个方法可用于创建一个可运行的类? ( )A.public class X implements Runable {public void run(){...,.,}}B.public class X implements Thread {public void run(){......}}C.public class X implements Thread {public int run(){……}}D.public class X implements Runable {protected void run(){.....}}

考题 定义一个类名为“MyClass.java”的类,并且该类可被一个工程中的所有类访问,那么该类的正确声明应为 ( )A.private class MyClass extends ObjectB.class UyClass extends ObjectC.public class MyClassD.private class MyClass extends Object

考题 请将下列类定义补充完整class Base{public: void fun(){cout<<"Base::fun"<<end1;}};class Derived:public Base{public:void fun(){______//显式调用基类的fun函数cout<<"Derived::fun"<<end1;}};

考题 在如下源代码文件Test.java中, 哪个是正确的类定义?() A.public class test { public int x = 0; public test(int x) { this.x = x; } }B.public class Test{ public int x=0; public Test(int x) { this.x = x; } }C.public class Test extends T1, T2 { public int x = 0; public Test (int x) { this.x = x; } }D.public class

考题 Certkiller.com 希望可以开发一个应用程序存储和检索雇员信息唯一的工作人员的数量。您创建的自定义集合类,该类实现的类型安全的 IDictionary 接口。此集合类被命名为 EmployeeCollection,并使用下面的代码定义。()public class EmployeeCollection : IDictionary {/ / 执行代码} A.B.C.D.

考题 请将下列类定义补充完整。class Base{public:void fun(){cout<<"Base::fun"<<end;}};class Derived:public Base{public:void fun(){【 】//显式调用基类的fun函数cout<<"Derived::fun"<<endl;}};

考题 若已定义了类Vehicle,则下列派生类定义中,错误的是A.class Car:Vehicle{/*类体略*/);B.class Car:public Car{/*类体略*/);C.class Car:public Vehicle{/*类体略*/);D.class Car:virtual public Vehicle{/*类体略*/);

考题 下列虚基类的声明中,正确的是( )。A.class virtualB:public AB.virtual classB:public AC.class B:public A virtualD.class B:virtual public A

考题 下面是关于派生类声明的开始部分,其中正确的是( )。A.class virtual B:public AB.virtual class B:public AC.class B:public A virtualD.class B:virtual publicA

考题 自定义的异常可从下列( )类继承。A.ExampleB.Exception及其子集C.Class类D.Object类

考题 下列哪个类声明是正确的? ( )A.abstract class G2 extends superClass1,superClass2{...}B.abstract public class classmates{...}C.public final class NewClass extends superClass implemnets Interface1{...}D.public abstract class String{...}

考题 定义一个类名为MyClass的类,并且该类可被所有类访问,那么该类的正确声明应为()A、private class MyClass extends ObjectB、class MyClass extends ObjectC、public class MyClassD、protected class MyClass extends Object

考题 下面各派生类的定义中,正确的是()。A.class A{};class B:A public{ 下面各派生类的定义中,正确的是( )。A.class A{<类的成员>};class B:A public{<类 B 中新增的成员>};B.class A{<类的成员>};private class B: A{<类B中新增的成员>};C.class A{<类的成员>};class B: protected A{<类B中新增的成员>};D.class A{<类的成员>};class B:A{<类B中新增的成员>};

考题 下列哪个类声明是正确的? ( )A.abstract class G2 extends superClass1, superClass2 {…}B.abstract public class classmates{…}C.public final class NewClass extends superClass implemnets Interfacel{…}D.public abstract class String{…}

考题 public class TestA{    public void methodA() throws IOException{        //……    } }  public class TestB extends TestA{    public void methodA() throws EOFException{        //……   } }  public class TestC extends TestA{    public void methodA() throws Exception{        //……   } }  当编译类TestC的时候,结果是哪项?() A、 正常B、 编译错误C、 运行错误D、 以上都不对

考题 定义一个类名为"MyClass.java"的类,并且该类可被一个工程中的所有类访问,那么该类的正确声明应为()。A、private class My Class extends ObjectB、class My Class extends ObjectC、public class My ClassD、public class My Class extends Object

考题 下面哪一个是正确的类的声明?()A、public void HH{…}B、public class Move(){…}C、public class void number{}D、public class Car{…}

考题 在C#程序中,如果类B要继承类A,类B正确的定义为()。A、public class B inherit AB、public class B :: AC、public class B : AD、public class B from A

考题 下列类的定义中,错误的是()。A、class x{....}B、public x extends y{....}C、public class x extends y{....}D、class x extends y implements y1{....}

考题 你正在创建一个自定义服务器控件,并且你需要此控件支持在Visual Studio 2005设计器中使用。为此,你创建了两个类:一个是从Composite Control继承的myControl类,另一个是从Composite ControlDesigner继承的myControlDesigner类。你需要把myControl和myControlDesigner进行关联。下面那一个可以正确达到此目的?()A、[Designer(myControlDesigner)] public class myControl: CompositeControlB、[Designer(typeof(myControl))] public class myControlDesigner: CompositeControlDesignerC、[Designer(myControl)] public class myControlDesigner: CompositeControlDesignerD、[Designer(typeof(myControlDesigner))] public class myControl: CompositeControl

考题 您要写下面的名为 CustomException的自定义异常类public class CustomException : ApplicationException { public static int COR_E_ARGUMENT = unchecked((int)0x80070057); public CustomException(string msg) : base(msg) { HResult = COR_E_ARGUMENT; }}您需要编写一段代码,这段代码要使用ustomException 类,并且要迅速返回控制权给COM 调用方法。 您应该使用哪个代码?()A、return Marshal.GetExceptionForHR(CustomException.COR_E_ARGUMENT);B、return CustomException.COR_E_ARGUMENT;C、Marshal.ThrowExceptionForHR(CustomException.COR_E_ARGUMENT);D、throw new CustomException(“Argument is out of bounds”);

考题 您已创建一个名为 CalcSalary,将确定 Certkiller.com 员工的薪酬类的责任。CalcSalary 类包括员工的薪酬递增和递减的方法。下面的代码包含在 CalcSalary 类中:()public class CalcSalary {// for promotionspublic static bool IncrementSalary (Employee Emp, double Amount){if (Emp.Status == QuarterlyReview.AboveGoals)Emp.Salary += Amount;return true;A、public delegate bool Salary (Employee Emp, double Amount);B、public bool Salary (Employee Emp, double Amount);C、public event bool Salary (Employee Emp, double Amount);D、public delegate void Salary (Employee Emp, double Amount);