() that store digital certificates are particularyly handy when you shop at a site that.A、None of the aboveB、Electronic checksC、Electronic walletsD、Electronic Cash

A.Encryption

B.Biometric

C.Password Authentication

D.Digital

Why do you want a new job ______you've got such a good one already?

A. that

B. where

C. which

D. when

下列程序的输出结果是______。

include＜iostream.h＞

int CalcDigital(char*str)

{

if(str= =NULL)

return 0;

int num_of_digital=0;

for(int i=0;str{i]!=0x0;i++)

if(str[i]＜='9'&& str[i]＞='0')

num_of_digital++;

return num_of_digital;

}

void main( )

{

char a[]="Beijing20080lympic";

cout＜＜CalcDigital(a)＜＜endl;

}