This document defines key terms related to the PowerPoint environment and its different views. It explains that a presentation file has a .pptx extension, slides are the basic units, and placeholders and layouts determine object positioning. Themes control background design and quick styles apply formatting. Templates provide ready-made presentations. The main views are Normal for editing, Slide Sorter to see all slides, Reading for slide previews, and Notes Page to add speaker notes. Slide Show view is for presenting. Worksheets and quizzes are included to test understanding.