题目内容

Which of the following are factors determining the use of VAR?

A. goals
B. penalty decisions
C. direct red card incidents
D. mistaken identity
E. disagreement on penalty decisions

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A player given a second yellow card in the same game will be dismissed with a red card.

A. 对
B. 错

The score of a match can be altered after the match, if later evidence shows that decisions were incorrect.

A. 对
B. 错

若有以下类T说明,函数fFriend的错误定义是( )。 class T { int i; friend void fFriend(T&,int) ; };

A. void fFriend(T &objT, int k) { k = objT.i; }
B. void fFriend(T &objT, int k) { objT.i = k; }
C. void T::fFriend(T &objT, int k) { k += objT.i; }
D. void fFriend(T &objT, int k) { objT.i += k; }

若有以下类Z说明,函数fStatic中访问数据a错误的是( )。 class Z { static int a; public: static void fStatic(); }; int Z::a = 0 ; Z objZ ;

A. void Z::fStatic(){ Z::a = 0 ; }
B. void Z::fStatic(){ Z::a = 1; }
C. void Z::fStatic(){ a = 1; }
D. void Z::fStatic(){ this->a = 0 ; }

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