When dealing with transparent caching, where should the Content Engines be placed?() [" close to the servers"," close to the end users"," at the Internet edge"," in front of web server farm"]
物源区
计算机的特点:()快、()高 、()容量大、()功能、()的能力。
杰克森认为,产品必须符合以下几个条件() ["新奇性","适当性","转换性","压缩性"]
教学设计的前提包括哪几方面?
什么是社会公德?