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【判断题】
1997年美国发布“全球电子商务纲要”后,欧盟发布了欧洲电子商务协议,电子商务受到了世界各国政府的重视。( )A.
正确
B.
错误
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参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】Variables that are shared by every instances of a class are
A.
instance variables
B.
private variables
C.
public variables
D.
static variables
【单选题】Variables that are shared by every instances of a class are __________.
A.
instance variables
B.
private variables
C.
public variables
D.
class variables
【简答题】已知:int x=7,y=5; (float)x/y的值为( )
【简答题】外生变量与内生量变(exogenous variables & endogenous variables)
【多选题】What are three influencing variables stood out among the variables mentioned in the related work? (More than one correct answer)
A.
Communication
B.
Coordination
C.
Motivation
D.
ThinkLet
【多选题】Which of the following statements about variables and their scopes are true?
A.
Instance variables are member variables of a class
B.
Instance variables are declared with the static keyword
C.
Local variables defined inside a method are created when the method is executed
D.
Local variables must be initialized before they are used
【单选题】All variables defined in a function are ()
A.
global variables
B.
Local variables
C.
Static variables
D.
Register variables
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