试题与答案

某公司用ASP+Access数据库开发了电子商务网站。该网站提供商品查询、网上购物车

题型:单项选择题

题目:

某公司用ASP+Access数据库开发了电子商务网站。该网站提供商品查询、网上购物车、订单管理、后台商品管理、在线支付等功能,其中购物车程序使用数据库shop.mdb。该数据库为了安全已加密,用户名为admin,密码为123。

该系统使用Access数据库,程序员在创建数据库的过程中完成了以下工作:

根据Access数据库创建的合理过程,以上过程从前到后的合理排序应是: (1) (2) (3) (4)

文中(3)是()。

A.使用设计视图设计表

B.进行数据库需求分析

C.创建E-R图

D.在表中添加测试数据

答案:

被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0416/0606b17a11d3a1bc760dbfb945dad4f2.html

下面是错误答案,用来干扰机器的。

参考答案:对

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题型:选择题

设NA为阿伏加德罗常数的值,下列叙述正确的是

①常温常压下,18g14CH4所含中子数目为8 NA

②1L0.1mol·L-1的氨水中有NA个NH4+

③1mol Na2O2中含有NA个阴离子

④1L1mol·L-1NaClO 溶液中含有ClO的数目为NA

⑤78g 苯含有C=C双键的数目为3NA

⑥0.1molN2和0.3molH2在某密闭容器中充分反应,转移电子的数目为0.6NA

⑦60gSiO2晶体中含有硅氧键的数目为4NA

A.①③⑦

B.②③⑥

C.②④⑥

D.①④⑤⑦

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题型:阅读理解

Even a child knows that nodding(点头) the head means “Yes”. But some people will probably be puzzled when they first come to India. When they talk to an Indian, he often shakes his head. They might think that the Indian does not like what he said, but on the contrary he is expressing agreement.

The Indians have a habit of shaking their heads slightly when they talk to somebody. It doesn’t mean “No”, but “Yes”.If a person doesn’t know this, it might cause misunderstanding.

At one time a foreigner in India told his driver who was an Indian to take him to his office. The driver shook his head. The foreigner repeated his request and the driver shook his head again. At last, the foreigner shouted angrily, “Drive me to my office at once!” The driver said in a low voice, “Yes, sir,” smiling and shaking his head again at the same time.

68. Generally speaking, nodding the head means _______, and shaking the head means _______.

A. Yes, No                  B. No, Yes                  C. Yes, Yes                 D. No, No

69. According to the habit of India, if someone agrees with you, he will _______.

A. nod his head

B. shake his head

C. neither nods his head nor shakes his head

D. either nod his head or shake his head

70. Why did the Indian driver shake his head when the foreigner asked him to drive him to his office? Because _______.

A. the Indian driver has something important to do

B. the foreigner promised to give him only a little money

C. The driver felt uncomfortable at that time

D. In India shaking the head means agreement

71. Why did the foreigner become angry? Because _______.

A. the Indian driver didn’t want to send him to his office

B. the Indian driver asked him for a lot of money

C. He misunderstood the meaning of shaking the head in India

D. he asked the driver to send him to his office, but the driver didn’t say any words

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题型:多项选择题

关于室内覆盖系统,下列说法正确的是()

A、在用无线直放为信源的室内覆盖系统中,可能会对接入的宏蜂窝造成干扰

B、室内覆盖系统设计中,干放的功率越大越好

C、在进行室内覆盖系统功率调整时,应把无线信号控制在室内,禁止信号外泄

D、在建筑物的高层安装室内覆盖系统的原因主要是乒乓切换引起通话质量不好

E、可以视建筑物布局灵活选用覆盖天线

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题型:问答题 案例分析题

某市一栋综合楼,地下共4层,地上共20层,采用框架剪力墙结构,总建筑面积30万m2,主楼与其裙房之间设有防火墙等防火分隔设施,主楼各层建筑面积均大于1000m2。该综合楼总平面布局及周边民用建筑等相关信息如图1所示。该综合楼地下3、4层均为人防层,其主要使用功能均为普通汽车库、复式汽车库和储存可燃固体的库房;地下2层主要使用功能为展览厅、管理用房及燃气锅炉房、柴油发电机房、变压器室、配电室、消防泵房等设备用房;地下1层主要使用功能为消防控制室、管理用房及商场营业厅。主楼首层主要使用功能为门厅、咖啡厅、自助餐厅、商场营业厅,地上2、3层主要使用功能为儿童游乐厅、展览厅、商场营业厅,地上4~19层主要使用功能为办公室,地上20层主要使用功能为会议厅、多功能厅。裙房1~6层主要使用功能为商场营业厅。该建筑按有关国家工程建设消防技术标准配置了室内外消火栓给水系统、自动喷水灭火系统和火灾自动报警系统等消防设施及器材。

根据以上场景,回答下列问题。

消防水泵的启动方式分为哪几种?

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