U&AI Quiz for Week 4

1. the system automatically timed the answer to this question and handed in the paper when it was due
. 2. If the test is interrupted due to power or network failure, please follow the same procedure to enter the test and continue answering the questions from the point of interruption
. 3. Please do not leave the filling page during the answering process, otherwise, you may be judged as cheating and automatically hand in the paper.
Questions types Number of questions
Single Choice 4
Multiple Choice 5