examination vs viewport

examination

noun
  • The act of examining. 

  • Interrogation, particularly by a lawyer in court or during discovery. 

  • Particularly, an inspection by a medical professional to establish the extent and nature of any sickness or injury. 

  • A formal test involving answering written or oral questions under a time constraint and usually without access to textbooks; typically, a large, written test administered to high school and college students covering course material studied in a semester. 

viewport

noun
  • A viewing window. 

  • A typically rectangular region representing the range or area currently visible (within a window, screen, etc.). 

verb
  • To clip (an image or region) so that it fits in a viewport. 

How often have the words examination and viewport occurred in a corpus of books? (source: Google Ngram Viewer )