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
Plugging into Electronic Databases If you are looking【C1】______information, library shelves are a good place【C2】______. But i
Plugging into Electronic Databases If you are looking【C1】______information, library shelves are a good place【C2】______. But i
admin
2011-01-14
58
问题
Plugging into Electronic Databases
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, and full text. Statistical databases store vast【C8】______of numerical data, such as wages and price indexes, census information, foreign exchange rates, and bond prices. Bibliographic databases store references to and【C9】______of articles【C10】______periodicals and newspapers. Full-text 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 have their【C14】______database,【C15】______is accessible【C16】______employees through computer terminals or microcomputers.【C17】______addition, several hundred commercial data bases are now available【C18】______the public,【C19】______literally millions of information readily retrievable. These databases cover specific fields, such as law and financial【C20】______, or general information, such as sports and weather data.
【C12】
选项
A、Thousand
B、Thousands
C、Thousand of
D、Thousands of
答案
D
解析
若前面没有具体数字,用固定搭配thousands of(成千上万的),所以答案为D。
转载请注明原文地址:https://kaotiyun.com/show/A35d777K
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
Whataretheygoingtodo?
【S1】【S6】
Whatdidthepersondoeveryday?
Whichofthefollowingcanbethebesttitleforpart1?Whichofthefollowingcoursescanbelearnedbythesameperson?
______askingforleavefromtheteacher,youshouldnotgohome.
Whatdoyouthinkthespeakersare
Whereistheconversationtakingplace?
Whatdidthemanhavetodointhemorning?
—We’regoingtohaveapicnictomorrow.Whydon’tyoucomewithus?—______,butI’mhavingafriendover.
WhywasBillunhappyaboutthegame?
随机试题
一对齿轮啮合传动,只要其压力角相等,就可以正确啮合。()
结合自身的实际情况,谈谈影响人格形成的诸因素。
下列民事权利救济方式中,属于公力救济的是()。
在采用工程量清单计价的方式下,工程竣工结算的编制内容中有关费用的计算应遵循的原则包括()。
【背景资料】某工业设备安装有限公司承包了一工业锅炉房机电设备安装工程,锅炉为散装。由于设备到货拖延,施工工期非常紧张。项目部总工程师编制的试运转方案中,对于锅炉的水处理系统没有提出具体明确的要求;并且要求为了缩短试运转周期,附属设备和锅炉主体一起
个人化是指()。
交换机作为VLAN的核心,提供了哪些智能功能?_______
每年年终,太平洋公司都会给在职员工发放年终奖金,公司会计小任负责计算工资奖金的个人所得税并为每位员工制作工资条。按照下列要求完成工资奖金的计算以及工资条的制作:在工作表“员工基础档案”中,利用公式及函数依次输入每个学生的性别“男”或“女”,出生日期“X
AnIndiananthropologist,ChandraThapar,madeastudyofforeigncultures,whichhadcustomssimilarto【C1】______ofhisnative
A、Ithasafixedrhythm.B、Itissimilartothetraditionaljazz.C、Itisfreeandspontaneous.D、Itistypicallyanelectronic
最新回复
(
0
)