【判断题】【消耗次数：1】
信息服务的四个基本构成要素是：信息策略与方法、信息服务对象、信息服务者和信息服务内容。（）
①
对
②
错
参考答案：
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相关题目
【单选题】
电子商务信息服务包括五个基本要素：信息用户、信息服务者、信息产品、信息服务设施、信息服务方法，其中核心是（ ）
①
信息用户
②
信息服务者
③
信息产品
④
信息服务设施
⑤
信息服务方法
【单选题】
电子商务信息服务包括五个基本要素：信息用户、信息服务者、信息产品、信息服务设施、信息服务方法，其中核心是（ ）。
①
信息用户
②
信息服务者
③
信息产品
④
信息服务设施
【简答题】
<p>从信息服务的发展历史及服务的内容角度来划分，信息服务可以分为哪些类型？试述其基本内容。</p>
【单选题】
信息服务在适当的时机发挥功能，同时，信息服务的内容和策略选择、新项目开发和发展战略调整等都具有时代特征。这表明了信息服务的（）。
①
社会性
②
动态性
③
时效性
④
适时性
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