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【简答题】
OSI将整个通信功能划分为七个层次,划分层次的原则是?( ) I. 网中各结点都有相同的层次 II.不同结点的同等层具有相同的功能 III.同一结点内相邻层之间通过接口通信 IV.每一层使用高层提供的服务,并下层提供服务 A. I、II与IV B. I、II与III C. II、III与IV D. I、III与IV
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【单选题】If a firm produces a return on assets of 15 percent and also a return on equity of 15 percent, then the firm:
A.
has no debt of any kind.
B.
is using its assets as efficiently as possible.
C.
has no net working capital.
D.
has an equity multiplier of 2.
【单选题】弹性滑动是由 引起的,弹性滑动是 避免的。
A.
拉力差,可以
B.
拉力差,无法
C.
摩擦力,可以
D.
摩擦力,无法
【单选题】弹性滑动是 避免。
A.
不可
B.
可以
C.
不一定
D.
部分
【单选题】If a firm produces a twelve percent return on assets and also a twelve percent return on equity, then the firm:
A.
may have short-term, but not long-term debt.
B.
is using its assets as efficiently as possible.
C.
has no net working capital.
D.
has a debt-equity ratio of 1.0.
E.
has an equity multiplier of 1.0.
【多选题】In the short run, a firm in monopolistic competition produces where
A.
MR = MC and economic profit is equal to zero.
B.
MR = M
C.
the given market price is equal to MC and economic profit is equal to zero.
D.
the given market price is equal to M
【单选题】语言课、美术课、音乐课、体育课等属于( )维度定义的课程。
A.
经验
B.
目标
C.
计划
D.
学科
【单选题】If a firm produces nothing, which of the following costs will be zero?
A.
total cost
B.
fixed cost
C.
opportunity cost
D.
variable cost
【单选题】Suppose you invest in a firm that produces software for personal computers. ( ) is not a kind of firm-specific risk affecting the rate of return on this investment.
A.
Competition from other manufacturers
B.
Pending lawsuit on the firm’s difficulties
C.
Loss of the major software developers to other companies
D.
A broader decline in the software industry
【简答题】1925年去世,1926年()就任国民革命军总司令,率军继续北伐。
【简答题】SAMPLES The samples include pre-production sample, bulk production sample. Two pieces per model of pre-production samples will be sent us before production ( one to Hong Kong office and the other to F...
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