This question block comes under the General question blocks.
In this question type, you can ask the respondents whether they like or dislike an item asked in the question. The respondents can use a thumbs-up or thumbs-down to help define the rating options.
To understand how to add a question block in studies, click here.
Once your study is published, and respondents have taken the test, you can analyze the block-wise result of the questions asked.
For a smiley rating question block, the result will appear in a pie chart, where the two segments will represent the thumbs-up and thumbs-down options.