As nouns the difference between questionnaire and questionary. is that questionnaire is a form containing a list of questions; a means of gathering information for a survey while questionary is a questionnaire.

Is it a survey or questionnaire?

A questionnaire is the term used to describe the set of questions you're asking an individual. A survey is the process of collecting, analysing and interpreting data from many individuals. ... A survey goes much deeper than a questionnaire and often involves more than one form of data collection.

What is the difference between questionnaire and checklist?

Questionnaire: set of printed questions with a choice of answers, devised for the purposes of a survey . Checklist: a list of items things to be done, used as a reminder.