Your grade on this pre-test is simply based on you completing it; you don't have to get the questions correct to get credit. It helps me understand the background of the class. There are a few questions on the survey that are simply to make sure you've read the syllabus.
As a reminder, the course web site is
https://ucsd-cse12-w20.github.io/Finish this test/survey before 11PM on Wednesday, January 8.