单选题:构成计算机电子的或机械的物理实体被称为( )。 题目分类:会计电算化 题目类型:单选题 查看权限:VIP 题目内容: 构成计算机电子的或机械的物理实体被称为( )。 A.计算机系统 B.计算机硬件系统 C.主机 D.外部设备 参考答案: 答案解析:
确定直线回归方程必须满足的条件有( ) 确定直线回归方程必须满足的条件有( ) A.现象问确实存在数量上的相互依存关系 B.相关系数r必须等于1 C.y与x必须同方向变化 D.现象问存在着较密切的直 分类:会计电算化 题型:单选题 查看答案
The passage suggests that the present day problem with regar The passage suggests that the present day problem with regard to computers is __ 分类:会计电算化 题型:单选题 查看答案
Lincoln was invited to speak at the National Soldiers Cemete Lincoln was invited to speak at the National Soldiers Cemetery because he was A 分类:会计电算化 题型:单选题 查看答案
W: My watch is not working. __________M: It' s ten past twen W: My watch is not working. __________M: It' s ten past twenty.A.What time is i 分类:会计电算化 题型:单选题 查看答案