程序正确运行后结果是">

首页 > 计算机类 > 等级考试 > 计算机四级 > 网络工程师 > 请分析下列程序。
int main(){printf("This is in main program");if(fork()==0)printf("I am in child process");elseprintf("I am in parent process");}
程序正确运行后结果是

请分析下列程序。
int main(){printf("This is in main program");if(fork()==0)printf("I am in child process");elseprintf("I am in parent process");}
程序正确运行后结果是

A.This is in main program I am in child process I am in parent process
B.This is in main program I am in child process
C.This is in main program I am in parent process
D.This is in main program I am in child process This is in main program I am

查看答案

正确答案： A
答案分析：无

包含此试题的试卷：

计算机四级网络工程师模拟试题三

相关的试题

假设在 UNIX操作系统环境下执行以下程序：main(){printf("Hello World ");fork();printf("Hello World ");}若程序正常运行，子进程创建成功，那么，屏幕上得到输出的有

A.This is in main program I am in child process I am in parent process
B.This is in main program I am in child process
C.This is in main program I am in parent process
D.This is in main program I am in child process This is in main program I am

以下程序的输出结果是( )。 #define M(x ，y，z)x*y+z main() { int a=l ，b=2，c=3; printf("%d " ，m(a+b.b+c ，c+a)); }

A.This is in main program I am in child process I am in parent process
B.This is in main program I am in child process
C.This is in main program I am in parent process
D.This is in main program I am in child process This is in main program I am

有以下程序：程序运行后的输出结果是( )。 main() { int k=5 ，n=0; do { switch(k) { case 1 ： case 3 ：n+=l;k--;break; defalut ：n=0;k--; case 2 ： case 4 ：n+=2;k--;break ： } printf("%d" ，n); }while(k>0&&am...

A.This is in main program I am in child process I am in parent process
B.This is in main program I am in child process
C.This is in main program I am in parent process
D.This is in main program I am in child process This is in main program I am

对下述程序的判断中，正确的是( )。 #include main() { char*p ，s[256]; p=s ; while(strcmp(s ，"the end")) { printf("Input the strin9 ："); gets(s); while(*p) putchar(*p++); }}

A.This is in main program I am in child process I am in parent process
B.This is in main program I am in child process
C.This is in main program I am in parent process
D.This is in main program I am in child process This is in main program I am

下列程序的输出结果是( )。 #include main() { int i ，S=0; for(i=1;i<10;i++) if(!(i%2)&&!(i%3))s+=i; printf("%d " ，s); }

A.This is in main program I am in child process I am in parent process
B.This is in main program I am in child process
C.This is in main program I am in parent process
D.This is in main program I am in child process This is in main program I am

有以下程序：程序的运行结果是( )。 void fun2(char a ，char b) {printf( ”%c%c”， a，b); } char a='A' ，b='B'; void funl(){a='C';b='D';} main() { funl(); printf("%c%c" ，a，b); fun2('E' ，'F'); }

A.This is in main program I am in child process I am in parent process
B.This is in main program I am in child process
C.This is in main program I am in parent process
D.This is in main program I am in child process This is in main program I am

下述程序的输出结果是( )。 #define N 20 void fun(int a[] ，int n ，int m) { int i ，j; for(i=m;i>n;i--)a[i+1]=a[i]; } main() { int i ，a[N]={1 ，2，3，4，5，6，7，8，9，10}; fun(a ，2，9); for(i=0;i<5;i++)printf...

A.This is in main program I am in child process I am in parent process
B.This is in main program I am in child process
C.This is in main program I am in parent process
D.This is in main program I am in child process This is in main program I am

下列程序的输出结果是( )。 #include void p(int*x) { printf("%d ¨， ++*x); } void main() { int y=3; p(&y); }

A.This is in main program I am in child process I am in parent process
B.This is in main program I am in child process
C.This is in main program I am in parent process
D.This is in main program I am in child process This is in main program I am

以下程序的输出结果是( )。 main() { int Rum=0; while(num<=2) { num++; printf( ”%d n”， num); } }

A.This is in main program I am in child process I am in parent process
B.This is in main program I am in child process
C.This is in main program I am in parent process
D.This is in main program I am in child process This is in main program I am

下列程序中函数 sort() 的功能是对数组 a 中的数据进行由大到小的排序。程序运行后的输出结果是( ) #include void sort(int a[] ，int ll) { int i ，j ，t; for(i=0;i for(j=j+1+1;j if(a[i] {t=a[i];a[i]=a[j];a[j]=t; } } main() { int a[10] 一{...

A.This is in main program I am in child process I am in parent process
B.This is in main program I am in child process
C.This is in main program I am in parent process
D.This is in main program I am in child process This is in main program I am

网站内容收集于网络，如有侵犯您的权益，请联系：gl@lm158.com，感谢您的支持
神奇助手题库网