将前缀运算符“--”重载为非成员函数，下列原型中能正确用于MYCLASS中声明的是( ) A: MYCLASS & operator--(int); B: MYCLASS operator--(MYCLASS &，int); C: friend MYCLASS & operator--(MYCLASS &); D: friend MYCLASS operator--(MYCLASS &，int);

Operator: ( ) A: An operator is a DNA region that is working with promoter for genes to express. B: An operator is a DNA region at 5’ of a gene for a repressor to bind to prevent gene expression. C: An operator is a repressor protein to help genes to express. D: An operator is a repressor protein to inhibit genes to express.

将前缀运算符“--”重载为非成员函数，下列原型中，能正确用于类中说明的是（）。 A: Deer&operator--（int）； B: Deeroperator--（Deer&，int）； C: friendDeer&operator--（Deer&）； D: friendDeeroperator--（Deer&，int）；

1、In MATLAB, the right division operator (/) and the left division operator (\) are equivalent.

The conditional operator (?:) ________. A: is the only ternary operator in C B: is a unary operator C: associates from left to right D: accepts two operands

The OR (||) operator _________.

Who is the operator?

The conditional operator (?:) ________.

1、In MATLAB, the right division operator (/) and the left division operator () are equivalent. A: 正确 B: 错误

下列是重载乘法运算符的函数原型声明,其中错误的是()。 A: MyClass operator*(double, double) ; B: MyClass operator*(double, MyClass); C: MyClass operator*(MyClass,double); D: MyClass operator*(MyClass, MyClass);