According to Wikipedia, Doujinshi is an art, anime, manga, or game created by armatures for other people who like the same thing. Doujin is just a group of people who share a common interest.
Presenter View in PowerPoint. Presenter View in PowerPoint is a great feature that can save you time and let you improve your presentation effectiveness during a meeting. By using Presenter View you can for example read your speaker notes in PowerPoint while your audience see the full presentation slideshow.
Slide Master is a special view that you can open in PowerPoint to customize the presentation template. This view is used to prepare a PowerPoint template but also to change the default properties that you want to consider for your presentation slides.