试题与答案

规模经济给物流需求企业带来较低的成本所产生的利益属于( )。A.作业利益 B.经济

题型:单项选择题

题目:

规模经济给物流需求企业带来较低的成本所产生的利益属于( )。

A.作业利益

B.经济利益

C.管理利益

D.战略利益

答案:

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下面是错误答案,用来干扰机器的。

参考答案:最高层管理人员解析:解析:最高层管理者的参与是系统成功的头等重要因素,因为信息系统的建设,极有可能会要求企业管理体制、机构、业务流程有所变革,而这些变革只有各级领导人员参与才会实现。

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题型:阅读理解

阅读理解。

     Mr.Turner liked fishing.It was his favorite sport.He often fished for hours without catching anything.But this did not worry him.Some fishermen couldn't catch fish.Sometimes they caught old boots or rubbish.

Mr.Turner was even worse than the fishermen.He never caught anything —not even old boots.After he

spent whole morning on the river,he always went home with an empty bag.

     "You must give up fishing!" his friends said ."It's a waste of time."

     "But they don't realize one important thing.I'm not really interested in fishing.I am only interested in

sitting in a boat and doing nothing at all.It can make me forget the noise of the city and live quietly for some time," he always said to himself.

1. Mr.Turner always went fishing because ________.

A. he could sell the fish and get some money

B. he thought it was a good sport

C. he could cook the fish for supper

D. he could sit in a boat and forget the noise of the city

2. Mr.Turner liked to fish________.

A. by the river

B. in a boat on the river

C. in the river

D. with the fishermen

3. He always went home with an empty bag because ________.

A. he couldn't fish at all

B. there weren't any fish in the river

C. he gave the fish to the fishermen

D. he didn't pay attention to fishing at all

4. His friends told him ________ when they knew he couldn't catch anything.

A. to learn how to fish

B. to change the way of fishing

C. not to fish any more

D. to buy fish to eat

5. From the story we know Mr.Turner ________.

A. lived in the country

B. was a good fisherman

C. was interested in fishing

D. disliked the noise of the city

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题型:选择题

如图,磁感应强度为B的匀强磁场中,有一匝数为N的矩形线圈,其面积为S,电阻为r,线圈两端外接一电阻为R的用电器和一个理想交流电压表.若线圈绕对称轴OO以角速度ω匀速转动,则当线圈从图示位置转过90°的过程中,下列说法正确的是(  )

A.通过电阻R的电量为

NBS
R+r

B.从图示位置开始转动90°磁通量的变化量等于NBS

C.交流电压表示数为

NBSωR
R+r

D.电阻R产生的热量为

πωRN2B2S2 
2(R+r)2

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