【单选题】以下程序的运行结果是: x = 1; y = 2; z = 3 if x < y: z=x x=y y=z print(x, y, z)
【多选题】下列列出的网络设备中,属于 DCE 设备的有()
【单选题】What do both the experimental method and the descriptive method require?
A.
Numerical data and graphs.
B.
Objective reasoning and steps.
C.
The use of information through visual observation and interviewing.
D.
The use of physical sciences.
【单选题】以下程序的运行结果是 x = y = 1; z = x++, y++, ++y; printf("%d,%d,%d", x, y, z);
【单选题】以下程序的运行结果是( )。 X=1.5 DO CASE CASE X>2 Y=2 CASE X>1 Y=1 ENDCASE ?Y
【简答题】以下程序的运行结果是【 】。 include main() { int x=1,y=0,a=0,b=0; switch(x) { case 1: switch(y) { case 0:a++; break; case 1: b++; break; } case 2:a++; b++; break; case 3:a++; b++; } printf('a=%d,b=%d/n',a,b); }
【简答题】What techniques of the Direct Method do you think are useful in modem language teaching?
【多选题】下列列出的网络设备中,属于DCE设备的有______。