【单选题】以下对C语言函数的有关描述中,正确的是______。
A.
在C程序中,调用函数时,只能把实参的值传送给形参,形参的值不能传送给实参
D.
C程序中有调用关系的所有函数必须放在同一个源程序文件中
【判断题】The biggest difference between three-dimensional machining and two-dimensional machining is that the machining parameters of three-dimensional is more complex.
【单选题】有以下程序 : #include int f(int n) { if (n==1) return 1; else return f(n–1)+1; /* 递归调用 */ } main() { int i,j=0; for(i=1;i<3;i++) j+=f(i); printf("%d\n",j); return 0; }
【简答题】A hologram is a pattern usually made on film in that can create a three-dimensional image of a scene.
【单选题】某个C程序中有4个函数t、u、v和w,执行时t调用了u和v,u调用了t和w,v调用了w,w调用了t和v。以下叙述中正确的是( )
D.
除函数v和w外,其他函数都间接递归调用了自己
【单选题】水痘的皮疹特点不包括()
D.
皮疹初为斑疹,12~24小时左右,经丘疹发展成为水疱疹、脓疱疹
【单选题】Once the baby has mastered the idea that space is three-dimensional, it ______ out and begins grasping various kinds of objects.