This option offers various ways to try to restrict how students may try to 'cheat' while attempting a quiz. However, this is not a simple issue, and what in one situation is considered 'cheating' may, in another situation, just be effective use of information technology. (For example, the ability to quickly find answers using a search engine.)
Note also that this is not just at problem of technology with a technical solution. Cheating has been going on since long before computers, and while computers make certain actions, like copy and paste, easier, they also make it easier for teachers to detect cheating - for example using the quiz reports. The options provided here are not fool-proof, and while they do make some forms of cheating harder for students, they also make it more inconvenient for students to attempt the quizzes, and they are not fool-proof.
You should alos consider other ways to make it harder for students to cheat at your quiz:
With the above warnings in mind, here is the description of the available options.
No impediments are put in the way of students attempting the quiz.
There is a limit to what the quiz, with runs on a web server, can do to restrict what the student sitting at their computer can do while attempting the quiz. However, this option does what is possible:
This option will only appear if your adminstrator has enabled it.
Safe Exam Browser is a customised web browser that must be downloaded an installed on the computer that the student uses to attempt the quiz. The restrictions placed on students are similar to those in pop-up window case, but because Safe Exam Browser is software running on the student's computer, it can do a much more effective job of restricting their actions. If you select this option: