【判断题】共基极电路的频率响应好,常用作宽带或高频放大电路
【简答题】下列程序的输出结果是【 】。 include using namespace std; class Base{ int x; public: Base(int b):x(b){} virtual void display(){cout$amp; }; class Derired:public Base{ int y; public: Derived(int d):Base(d),y(d){} vo...
【多选题】下列消防安全管理中,属于事后检查的是 ——
【简答题】下列程序的输出结果是【 】 include<iOStream> using namespace std; template <typename T> T total (T*datA) { T s=0; while(*datA) { s+=*data++; } return s; } int main() { int x[]={2,4,6,8,0,12,14,16,18}; cout<<total(...
【简答题】下列程序的输出结果是【 】。 include using namespace std; class Base{ public: int m,n; Base(int i,int j):m(i),n(j){} }; class Derived:public Base{ public: int m,k,; Derived(int i,int j):Base(i,j),m(i+1),k(j+1){} };...
【单选题】下列程序的输出结果是( )。 #include<iostream> using namespace std; int main() { char a[]='Hello,Test'; char *p=a; while(*p) { if(*p>='a'&&*p<='z') cout<<char(*p+'A'-'a'); else cout<<*p; p++; } return 0; }
【简答题】下列程序的输出结果是【 】 include<iostream> using namespace std; int &qetVar(int *pint) { renurn *pint; } int main () { int a =10; getVar(&a) = 20; cout<<a<<end1; return 0; }