问题 单项选择题

在如下2个数据库的表中,若雇员信息表EMP的主键是雇员号,部门信息表DEPT的主键是部门号。若执行所列出的操作,哪一项操作不能执行[*]

A.从雇员信息表EMP中删除行('010','王宏达','01','1200')

B.从雇员信息表EMP中插入行('102','赵敏','01','1500')

C.将雇员信息表EMP中雇员号='010'的工资改为1600元

D.将雇员信息表EMP中雇员号='010'的部门号改为'05'

答案

参考答案:D

解析:管理信息系统是一个集成化系统,或者说是一体化系统。这就是说,管理信息系统进行组织的信息管理是从总体出发,全面考虑,以保证各个职能部门共享数据、减少数据的冗余,保证数据的兼容、一致。同时又保证资源的最大利用率,系统各部分协调一致、高效率、低成本地组织日常的信息处理业务。集成化系统的概念要求管理信息系统要有一个总体的系统计划,以指导它的各子系统的实现,即各子系统的实现是逐个进行的。

阅读理解

Travel in New York

Public transport

Traffic is quite convenient in New York. The bus is cheap and the subway is common. What’s more, you can take both the bus and the subway with the same transit card. If you have something urgent to do. You’d better take a taxi because that’s fast.

Hotels

There are a lot of hotels in New York. The Plaza Hotel is the best and the most expensive one. If you want to pay less for your stay, there are many smaller hotels. The YMCA near Central Park is suitable for young people.

Eating out

Restaurants provide good service in New York. You don’t have to eat at McDonald’s every day and you can try different kinds of food from many countries. You can also enjoy tasty Chinese food in Chinatown.

Shopping

Shopping in New York is fun. You can see big shops everywhere in this modern city. Stores are open seven days a week, but be careful when you look at the prices because you have to pay taxes on everything you buy. That means you have to pay an extra fee which in New York city is eight percent of the purchase price.

Places to visits

There are too many places to visit in New York—Times Square, the Empire State Building, and, the Statue of Liberty.

小题1:If you decide to buy a book $10 in New York, you should pay a total of how much after tax?

A.$9.80

B.$9.20

C.$10.80

D.$10.20小题2:“The Plaza Hotel” here is the name of a __________

A.house

B.station

C.city

D.hotel小题3:You can eat the delicious Chinese food ____________

A.at McDonald’s

B.in Piaza

C.in Chinatown.

D.in YMCA小题4:Which of the following is NOT in New York?

A.Central Park.

B.The Empire State Building.

C.Times Square

D.The White House.小题5:How many types of transportation are mentioned in the passage?

A.One

B.Two

C.Three

D.Four

计算题