questionnaire; survey form
A printed or digital form containing questions, used to collect information or opinions.
Please fill out the survey questionnaire.
I will hand out a questionnaire at the end of the class.
アンケート is a broader term for a survey or poll, while 質問用紙 specifically refers to the physical or digital form containing the questions.
Compound of 質問 (question) + 用紙 (form, sheet).