题目内容

A Boolean expression is one that is either:布尔表达式是以下之一：

A. true or false
B. x or y
C. Positive or negative积极或消极
D. None of the above 以上都不是

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This type of operator determines whether a specific relationship exists between two values:这种类型的运算符确定两个值之间是否存在特定关系

A. Logical 逻辑运算
B. Mathematical 算术运算
C. Unary 一元运算
D. Relational 关系运算

Which of the following expressions will determine whether x is less than or equal to y?以下哪个表达式将确定x小于或等于y？

A. x > y
B. x =< y
C. x <= y
D. x >= y

Which one of the following is the not equal operator? 以下哪一项是不等于运算符

A. <>
B. NOT
C. *&
D. !=

What will be the value of x after the following code is executed?执行以下代码后，x的值是多少?int x = 75;int y = 60;if (x > y)x = x - y;

A. 75
B. 15
C. 60
D. 135