Matrix (Single Choice)
It allows for an array of radio buttons to be presented to the survey respondent in rows and columns. The number of rows and columns can be adjusted, however, only one item per row can be selected. Names of rows and columns can be edited via the properties tab. The order that rows are presented to the respondent can be set to random or initial (the latter will sort rows alphabetically by the first letter).
Matrix (Multiple Choice)
This survey element presents a survey respondent with an array of columns and rows. Each cell of the array can be configured with a list of selectable items. These selectable items can be presented to the respondent through the following cell types:
Dropdown Checkbox Radiogroup Single Input Comment Boolean Expression Rating The number of columns and rows, the title of rows, and the value of the selectable item can also be edited via the Properties tab.
Matrix (Dynamic Rows)
Dynamic Row Matrix contains the same functionality as the Matrix (Multiple Choice) element above but adds a dynamic element that is controlled by a survey respondent. Respondents can add or remove rows according to their needs.