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using System;
public class Test{
static void F(){
try{ G();}
catch(Exception e){
Console.WriteLine(¡°Exception in F:¡± + e.Message);
e = new Exception(¡°F¡±);
throw;}}
static void G(){ throw new Exception(¡°G¡±);}
static void Main(string[] args){
try{ F();}
catch(Exception e){
Console.WriteLine(¡°Exception in Main:¡± + e.Message);}}}
A. Exception in F:G B. Exception in F:G
Exception in Main:G Exception in Main:F
C. Exception in F:F D. Exception in F:F
Exception in Main:G Exception in Main:F
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class A{ public A(){ Console.WriteLine(¡°A¡±);}}
class B : A{ public B(){ Console.WriteLine(¡°B¡±);}}
class App{ static void Main(string[] args){ B b = new B();}}
A. A B. B C. AB D. BA
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static void Main(string[] args){
Console.WriteLine(¡°ÔËÐнá¹û£º{0}¡±,Console.ReadLine());}
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public interface IAccount{
void PostInterest();
void DeductFees(int feeSchedule);}
class BussinessAccount : IAccount{
int A;
public static void Main(){
BussinessAccount B = new BussinessAccount();
Console.WriteLine(B.A);
Console.ReadLine();}
public void IAccount.PostInterest(){
A = A + 1;}
public void IAccount.DeductFees(int feeSchedule){
A = A + feeSchedule;}}
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class Test{
int x;
static int y;
void F(){
x = 1; //1
y = 1; //2
}
static void G(){
x = 1; //3
y = 1; //4
}
}
A. (1) B. (2) C. (3) D. (4)
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A. ValidationExpression = ¡°.+@.+¡±
B. ValidationExpression = ¡°[a-Z].+@.+[0-9]{a,Z}¡±
C. ValidationExpression = ¡°[a-z][A-Z]{0-9}.@.[a-z][A-Z][0-9]¡±
D. ValidationExpression = ¡°[a-zA-Z0-9].@.[a-zA-Z0-9]¡±
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void Button_Click(Object src,EventArgs e)
{
Response.Write(¡°A¡±);
}
void Click(Object src,EventArgs e)
{
Response.Write(¡°B¡±);
}
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