A.Director
B.Pointer
C.Array
D.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
[主观题]C.ost,variable可变成本
[单选题]temp=’this is a temped variable’;echo foo${temp}上述命令执行的结果为()A . fooB . foo$tempC . foo’this is a temped variable’D . foothis is a temped variable
[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)
[主观题]可变投入品(Variable input)