polling vs questionnaire

polling

noun
  • The action of taking a poll. 

  • the process of voting in an election. 

  • A technique that continually interrogates a peripheral or service to see if it has data to transfer. 

questionnaire

noun
  • A form containing a list of questions; a means of gathering information for a survey 

verb
  • to survey using questionnaires 

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