题目内容
（请给出正确答案）
A.ContentProvider的作用是实现数据共享和交换
B.要访问ContentProvider，只需调用ContentProvider的增删改查相关方法
C.ContentProvider提供的URI必须以“content://”开头
D.Android对于系统里的音视频、图像、通讯录提供了内置的ContentProvider
答案
B、要访问ContentProvider，只需调用ContentProvider的增删改查相关方法
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更多“下列关于Content Provider的说法错误的是（）。”相关的问题
A.Activity
B.Service
C.Broadcast Receiver
D.Content Provider
E.Intent
A.root权限
B.利用Broadcast Receiver收听该应用的启动消息
C.Ptrace挂载
D.该应用Content Provider的exported属性为true
All programs in the area of professional training are carried out by German training providers.All these programs have a clear content to meet your special needs.
Programs which take place in Germany are carried out in English.Many of the German training providers have started their training activities towards the international market.Therefore，they also offer courses abroad. These courses are taught in English or the language of the target country.Providers will be glad to supply you with additional information on these courese.You can contact the provider directly to find out more about a program and the training provider.
To guaranteee high standards in the database，iMOVE has developed quality standards for training providers and their services.All of the training facilities in the iMOVE database have to follow these quality criteria (标准).All training providers who publish their international training programs in the iMOVE database have recognized General Terms and Conditions.
21.The iMOVE database is intended for persons who ____.
A)seek a job as a language translator
B)are interested in the German language
C)want to be employed by German companies
D)wish to work for professional training providers
22.The iMOVE programs are carried out by ____.
A)language training centersB)German training providers
C)special service developers D)overseas employment advisers
23.The training programs held in Germany are taught in ____.
A)German B)English
C)FrenchD)Chinese
24.Which of the following measures has iMOVE taken to guarantee its high standards？
A)Offering different language courses.
B)Providing modern training facilities.
C)Starting training courses overseas·
D)Developing quality standards.
25.The purpose of the passage is to ____.
A)advertise the iMOVE database
B)make German companies more pupular
C)hire overseas employees to work in Germany
D)encourage people to learn more foreign languages
A.metaname="Description"说明了网页的描述信息
B.metahttp-equiv="Content-Type"设置了网页自动刷新的时间
C.metahttp-equiv="Refresh"content="10"说明了文件的内容类型和语言编码方式
D.metahttp-equiv="Content-Type"content="text/html;charset=gb2312设置了网页自动刷新的时间
A.父元素::before{content:””;display:”table”}
B.父元素{clear:both}
C.父元素{overflow:hidden}
D.父元素:after{display:block;content:””;clear:both;}
How is fl transportation service provider selected？()
A．By supplier．
B．Referral．
C．Customer demands．
D．Experiences and equipments．
How is a transportation service provider selected？ ()
A.By supplier.
B.Referral.
C.Customer demands.
D.Experiences and equipments.
