social networking sites. The users have their own play space (a farm, a restaurant) just as social media users have their own page; they also can find/acquire neighbors among their Facebook friends to share duties, inventory, etc..
Also, continual action exists regardless of any individual players login status (just as the Facebook feed always flows.) The temporal persistence of these games requ
manage their core human resources. (중략) From the article of “Microsoft workers are moving to Google” Kim remarks the fact that approximately one hundred engineers of Microsoft changed their job to Google. (중략) By comparing the different social ambience, policies, and fa cilities of Google and Microsoft, we can see that fun-working culture is more desirable than hard-working culture.
a social classes and regions - Awareness active repetition, they can use the ad over and over
Cons - Difficult of access to discriminate the classes - Newspaper ad lived only for a year or so
Magazine Pros - Possible to target on specific classes - People tend to relook frequencies of seeing ads
Cons - Difficult to advertise in specific areas - Full of ads spaces so difficult to contact ads
◆ Modern Society and Web 2.0
Web 1.0 era as the word of "sea of information", we are exposed to a lot of information. Regardless of distance and time, we can easily send information as well as our own private information. Also, the amount of data, in 1989, the European Particle Physics in Switzerland, developed hypertext and MOSAIC invented first web browser in 1993. Those changes helped to
Ⅰ. 서론
각급 학교 과학교육 현장에서는 과학의 본질을 특징짓는 여러 가지 속성 가운데서도 주로 과학 지식과 과학적 방법만을 학습 지도해 왔다. 특히 과학 지식은 절대적 진리로 구성된 논리적 체계이며, 과학적 방법은 그런 과학 지식을 형성하고 검증하는 보편적 절차와 과정이라는 점이 강조