【单选题】寻址容量为16K×8的RAM需要()根地址线。
【单选题】寻址容量为16K×8的RAM需要__根地址线。
【单选题】In a constructor, where can you place a call to a constructor defined in the super class?( )
A.
The first statement in the constructor
B.
The last statement in the constructor
C.
You can't call super in a constructor
【单选题】About “constructor” and “destructor”, which one is incorrect?
A.
Every class has at least one constructor which is responsible for initializing objects.
B.
Constructor can be overloaded.
C.
Destructor can be overloaded.
D.
Neither constructor nor destructor has return type.
【判断题】可编程控制器运行时是按用户编写的程序一步一步执行的,程序执行完后就会停下来等待外部的输入。