A . foo
B . foo$temp
C . foo’this is a temped variable’
D . foothis is a temped variable
[单选题]______is the address of.a variable or a variable in which the address of another variable is stored.A.DirectorB.PointerC.ArrayD.Record
[单选题]is the address of a variable or a variable in which the address of another variable is stored.A.DirectorB.PointerC.ArrayD.Record
[单选题]A variable pitch propeller is made () a boss with separate blades mounted into it.A . ofB . up ofC . fromD . out
[单选题]PPP Echo-Request、Echo-Reply除了握手之外,还具备检测环路的功能,那么它会携带什么配置参数选项?()A . Maximum-Receive-UnitB . Magic-NumberC . Authentication-ProtocolD . Reserved
[名词解释] echo reply回声应答
[主观题]C.ost,variable可变成本
[名词解释] 连续型变量(continuous variable)
[名词解释] 变异减速(variable deceleration,VD)
[名词解释] Cost,variable可变成本
[名词解释] 可变成本(Variable cost)