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问题 单项选择题

信息系统设计包括业务设计和技术设计，以下与业务设计有关的是

A．数据库管理系统的设计

B．系统运行平台的设计

C．应用程序的设计

D．网格结构的设计

答案

参考答案：B

解析：系统平台的设计与业务有关。

单项选择题 A1型题

利福平抗结核作用的特点是（）。

A.选择性高

B.穿透力强

C.耐药性缓慢

D.毒性反应大

E.对麻风杆菌无效
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填空题


Insurance is the sharing of (1) . Nearly everyone is exposed (2) risk of some sort. The house owner, for example, knows that his (3) can be damaged by fire; the ship owner knows that his vessel may be lost at sea; the breadwinner knows that he may die by (4) and (5) his family in poverty. On the other hand, not every house is damaged by fire or every vessel lost at sea. If these persons each put a (6) stun of money into a pool, there will be enough to (7) the needs of the few who do suffer (8) . In other words the losses of the few are met from the contributions of the (9) . This is the basis of (10) . Those who pay the contributions are known as (11) and those who administer the pool of the contributions as insurer.
The (12) for an insurance naturally depends on how the risk is to happen as suggested (13) past experience. If the companies fix their premiums too (14) , there will be more competition in their branch of insurance and they may lose (15) . On the other hand, if they make the premiums too low, they will not have (16) and may even have to drop out (17) business. So the ordinary forces of supply and (18) keep premiums at a proper (19) to both insurers and those who (20) insurance.
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