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
36
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
Thestoryhappenedonacoldwinterafternoon.Twobeggars(101)alongaquietroad,asorry-lookingdog(102)them."
Wheredoesthisinterviewtakeplace?
What’stherelationshipbetweenthetwospeakers?
Inmanywesterncountriespeopledonotbatheeveryday,Sometimestheybatheonlyonceaweek,Sometimestheybathetwoorthre
VerylittlerainfellonSymi.The76______peoplehavesavedeverydroptheycould.77______Butithasneverbeenenoughfort
GeorgeandCharlielivedinthesametownbeforetheyjoinedthearmy.Theyweresenttoanislandandstayedthereformoretha
ThemostcommondifferencesandproblemsidentifiedbytheAmericanpreceptors(导师),advisors,andothercolleaguesofJapanese
Whatdoesthewomanneedtodoatthetravelagency?
Itwasprobablyaround3000yearsagothatpeoplefirstbeganmakingthingstohelpthemmeasurethepassageoftime.Havingno
Whathadthewomanthoughtbefore?
随机试题
A.发散风寒,消肿排脓B.发散风寒,宣通鼻窍C.发散风寒,胜湿止痛D.发散风寒,温中止呕E.发汗解表,利水消肿防风与羌活相同的作用是()
四妙丸的药物组成不包括()
与左旋多巴合用,可引起多巴胺耗竭而致帕金森病发作的药物为()。
下列关于行政诉讼当事人的说法正确的是()。
到了内化阶段,稳定的态度和品德即形成了。()
十九大报告指出,()是发展的根本目的。
仰韶文化是黄河中游地区重要的新石器时代文化,它的持续时间大约在公元前5000年3000年。今天在中国已发现上千处仰韶文化的遗址,其中以()为最多。
简述社会测量尺度的种类及相互间的关系。(首都经贸2010年研)
Astudyofadultswhosufferfrommigraineheadachesrevealedthatasignificantproportionofthestudyparticipantssufferfro
EducationIssuesSaraI’mateacherofFrenchandSpanish,andIthinkforeignlanguagesare
最新回复
(
0
)