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
Just four bits of information collected from a shopper’s credit card can be used to identify almost anyone, researchers have fou
Just four bits of information collected from a shopper’s credit card can be used to identify almost anyone, researchers have fou
admin
2016-09-24
19
问题
Just four bits of information collected from a shopper’s credit card can be used to identify almost anyone, researchers have found.
The study in the journal Science【C1】______ three months of credit card records for 1. 1 million people in an【C2】______ industrialized country.
Ninety percent of individuals could be【C3】______ identified using just four pieces of【C4】______ , such as where they bought coffee one day or where they a【C5】______ new jumper or pair of shoes.
【C6】______ , credit cards use was just as【C7】______ at identifying someone as mobile phone records, the study found.
Knowing the price of a【C8】______ could boost the risk of re-identification by 22 percent.
"Even data sets that【C9】______ coarse information at any or all of the dimensions provide little anonymity(匿名)," the study, led by Yves-Alexandre de Montjoye at the Massachusetts Institute of Technology and colleagues at Aarhus University in Demark, revealed.【C10】______ some of the specifics were stripped from credit card data, such as【C11】______ the general area where a purchase was made instead of the【C12】______ shop, or expanding the time range to 15 days【C13】______ one, a person who would have believed themselves believed themselves【C14】______ could be re-identified with "just a few more【C15】______ data points", said the study.
"Women are more than【C16】______ men in credit card metadata, " it added.
People with higher【C17】______ were also easier to identify, perhaps because they "have【C18】______ patterns in how they divide their time between the【C19】______ they visit", added the study.
The researchers【C20】______ more advanced technologies to protect data that is simply made anonymous.
【C10】
选项
A、Except that
B、Even if
C、Now that
D、Only if
答案
B
解析
(Even if即使)。Even if在此表示让步关系,表示因果关系的Now that和表示条件关系的Only if均不符合句意。
转载请注明原文地址:https://kaotiyun.com/show/kJGO777K
0
考博英语
相关试题推荐
AreweatthebeginningofanotherAgeofExploration?Perhapsevenmoreimportant,areweatthebeginningof【C1】______AgeofC
AreweatthebeginningofanotherAgeofExploration?Perhapsevenmoreimportant,areweatthebeginningof【C1】______AgeofC
Writeanessayabout200wordsasyouranswertothefollowingquestion:"ShouldtheChinesegovernmentpaymoreattentionand
Alineinasongasks,"doesanyonereallyknowwhattimeitis?"Thisquestioncouldeasilyapplytocalendars!Didyouknowth
Whowouldhavethoughtwewouldbecomeaplanetof"ologies"?There’sbiology,psychology,herpetology,etymology,andgeologyj
Today,theTowerofLondonisoneofthemostpopulartourist【C1】______andattractsoverthreemillionvisitorsayear.Itw
Readingbooksisahabitthatispopularly【C1】______bymoreandmorepeople.Itbenefitsourlivesbyimprovingourknowledgeto
Readingbooksisahabitthatispopularly【C1】______bymoreandmorepeople.Itbenefitsourlivesbyimprovingourknowledgeto
Chemistrydidnotemergeas:scienceuntilafterthescientificrevolutionin17thcenturyandthenonlyratherslowlyandlabor
Thesolutionwassimple:gasthebuildingwithahallucinogenandputtheterroriststosleepbeforetheycould______thebombs
随机试题
欧姆表一般用于测量()。
泛制水丸的药材粉碎后,一般通过多少号筛
属于理化鉴别的内容是
以下关于医院感染监测指标的描述不正确的是
稀浆封层使用的乳化沥青可采用慢裂或中裂的拌合型乳化沥青,当需要减缓破乳速度时,可掺加适量的()作外加剂。
根据国务院《生产安全事故报告和调查处理条例》的规定,一般事故是指造成()。
某企业现着手编制2013年6月份的现金收支计划。预计2013年6月月初现金余额为8000元;月初应收账款4000元,预计月内可收回80%;本月销货50000元,预计月内收款比例为50%;本月采购材料8000元,预计月内付款70%;月初应付账款余额5000元
Afewyearsago,thebeliefbecamegeneral______orangejuiceandmilkshouldneverbedrunkatthesamemeal.
移动互联网(mobileInternet)的出现改变了我们的生活,智能手机的普及则颠覆了传统的支付方式。随着移动智能手机的普及,手机变身“移动钱包”。如今,中国大部分城市的居民几乎都在使用智能手机支付。作为一种以手机为主要工具对所消费的商品或服务进行支付
Thebiggestsafetythreatfacingairlinestodaymaynotbeaterroristwithagun,butthemanwiththeportablecomputerinbus
最新回复
(
0
)