Access与“数据库文件”的关系是()。 A.数据库文件只能由创建它的那个Acce

题型:单项选择题

问题:

Access与“数据库文件”的关系是()。

A.数据库文件只能由创建它的那个Access管理

B.一个Access的安装副本只能管理一个数据库文件

C.Access只能管理与自己同一台计算机上的数据库文件

D.Access与“数据库文件”是相对独立的、不是一对一关系

考点:中学信息技术(高级)第八章数据管理技术第八章数据管理技术题库
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小明的储蓄罐里有1角和5角的硬币共27枚,价值5.1元.5角的硬币有______枚.

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Want a glance of the future of health care Take a look at the way the various networks of people about patient care are being connected to one another, and how this new connectivity is being exploited to deliver medicine to the patient—no matter where he or she may be.
Online doctors offering advice based on normal symptoms are the most obvious example. Increasingly, however, remote diagnosis will be based on real physiological data from the actual patient. A group from the University of Kentucky has shown that by using personal data assistance plus a mobile phone, it is perfectly practical to send a patient’s important signs over the telephone. With this kind of equipment, the cry asking whether there was a doctor in the house could well be a thing of the past.
Other medical technology groups are working on applying telemedicine to rural (countryside) care. And at least one team wants to use telemedicine as a tool for disaster need—especially after earthquakes. On the whole, the trend is towards providing global access to medical data and experts’ opinions.
But there is one problem. Bandwidth is the limiting factor for sending complex medical pictures around the world—CT photos being one of the biggest bandwidth users. Communication satellites may be able to deal with the short-term needs during disasters such as earthquakes or wars. But medicine is looking towards both the second-generation Internet and third-generation mobile phones for the future of remote medical service.
Doctors have met to discuss computer-based tools for medical diagnosis, training and telemedicine. With the falling price of broadband communications, the new technologies should start a new time when telemedicine and the sharing of medical information, experts’ opinions and diagnosis are common.

The writer chiefly talks about ______.

A. the use of telemedicine
B. the on-lined doctors
C. medical care and treatment
D. communication improvement

题型:单项选择题

下列关于超重与失重的说法,正确的是

A.处于超重状态时,物体所受到的重力变大

B.处于失重状态时,物体所受到的重力变小

C.无论是超重或失重状态,物体所受到的重力并没有发生变化

D.无论是超重或失重状态,物体所受到的重力都会发生相应的变化

题型:单项选择题

按照突发事件的性质划分,突发政治事件包括()等。

A.选举纠纷

B. * *

C.政治动乱

D.示威游行

题型:单项选择题

分别列出经口、经皮肤、经胎盘、经输血感染的人体寄生虫有哪些,并列出各自的感染期?

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