首页
外语
计算机
考研
公务员
职业资格
财经
工程
司法
医学
专升本
自考
实用职业技能
登录
外语
If you are looking【C1】______information, library shelves are a good place【C2】______But if you need up-to-the-minute data or have
If you are looking【C1】______information, library shelves are a good place【C2】______But if you need up-to-the-minute data or have
admin
2019-05-13
81
问题
If you are looking【C1】______information, library shelves are a good place【C2】______But if you need up-to-the-minute data or have specialized needs, you may【C3】______a computerized database more useful,【C4】______expensive, and less time consuming. A database, a file of【C5】______on one subject or family of subjects, can be【C6】______and maintained in a computer’ s memory. The speed of the computer then enables you【C7】______any item in this file almost instantly.
The three main types of databases are statistics, bibliographies (书目) , and full text. Statistical databases store vast【C8】______of numerical (数字的) data, such as wage and price indexes, census (人口普查) information, foreign exchange rates, and bond prices. Bibliographic databases store references and【C9】______of articles【C10】______periodicals and newspapers. Fulltext databases offer the complete texts of such materials【C11】______newspaper, magazine and journal articles.
【C12】______databases exist today, and their numbers are【C13】______Many companies【C14】______their in-house database,【C15】______is accessible【C16】______employees through computer terminals or microcomputers.【C17】______addition, several hundred commercial data bases are now available【C18】______the public, with literally millions of information readily retrievable (可检索的). These databases cover specific【C19】______, such as law and financial【C20】______, or general information, such as sports and weather data.
【C14】
选项
A、have
B、bring
C、take
D、give
答案
A
解析
由上文可知有大量的数据存在,应是很多公司有他们自己的数据库。故选A。
转载请注明原文地址:https://kaotiyun.com/show/cEgd777K
本试题收录于:
公共英语二级笔试题库公共英语(PETS)分类
0
公共英语二级笔试
公共英语(PETS)
相关试题推荐
Asfarbackashecouldremember,LarryhadlongedtogotoHollywoodandbecomeafilmstar.Theyoungman’shopesforsuccess
Inmanywesterncountriespeopledonotbatheeveryday,Sometimestheybatheonlyonceaweek,Sometimestheybathetwoorthre
Whatistheprobablerelationshipbetweenthetwospeakers?
Whatdoesthewomanneedtodoatthetravelagency?
Mydog,Hero,isn’tafraidofmostthings.Butheisafraidofthevacuumcleaner(真空吸尘器).HealwayshidehimselfwhenMumcleanst
假定你是李明。上周末学生会组织部分学生去附近社区进行了一次义务劳动,受到居民的欢迎。请你给校园英文报写一篇报导。活动内容包括:1.打扫卫生;2.浇灌花木;3.帮老人干家务;4.跟小朋友做游戏等。注意:1.词数
Travellingcanbeawonderfuladventure.Travellingbyairplane,however,canbeverytiring.Thefollowing【K1】______(be)somet
Whendoesthemuseumclose?
________goingtoFrencheveningclassestwiceaweek,AnndoesVaiChionWednesdays.
Howlongwillittaket6gettothemuseum?
随机试题
下列属于原始凭证的是()
下列各句中,没有语病的一句是()
进行枢纽布置和坝址、坝型选择时应考虑的影响因素主要有()。
票据丧失的补救措施不包括()。
财政管理体制的基础性内容是()。
在保险合同纠纷中,如果对合同条款有两种以上解释的,人民法院或者仲裁机构应当作出()的解释。
自下而上地开发数据处理系统,将造成企业各部门信息在形式上、定义上和时间上的差异,从而导致了信息系统向企业提供信息的()。
以下关于文件的描述中,错误的是()。
Hereisaposteronamiddleschoolwebsite.Going,Going,Gone!TheHaynesMiddleSchoolParentTeacherOrganization
Accordingtothespeaker,whowouldmostbenefitfrommuItitasking?
最新回复
(
0
)