What is a questionnaire?
  A questionnaire is a research instrument consisting of a series of questions and other prompts for the purpose of gathering information from respondents.

What are the different types of questions that are framed in a questionnaire?(at least 4)

Open question|(Free answer)

Closed question(multiple question)

Filter or contingency question(Next question is determined by the answer of previous question)

Dichotomous question(Only two answer)