Quiz access rules 
There are various checks that can be imposed before a student is allowed to attempt a quiz. For example the open and close dates, the time-limit, requiring the student to enter a password before starting, and so on.
quizaccess_offlinemode
This plugin is designed to allow, as far as possible, a student to continue working
on a deferred-feedback quiz attempt even if the network connection goes down.
Latest release: Monday, November 16, 2015, 7:51 PM
quizaccess_honestycheck
This Quiz access rule plugin lets you require students to agree to a statement about not plagiarising before starting a quiz.
Latest release: Thursday, November 13, 2014, 3:06 AM
quizaccess_ipaddresslist
This plugin works just as usual limitation on IP, but the list of subnets with names (eg, library, local area network, a computer lab, etc.) enters the site administrator. Teachers in tests simply select the required subnet.
Latest release: Friday, June 17, 2016, 12:04 AM
quizaccess_onesession
This plugin allows students to continue quiz attempt only in the same browser session. Any attempts to open same quiz attampt using another computer, device or browser will be blocked
Latest release: Wednesday, May 18, 2016, 11:57 AM
quizaccess_reattemptchecker
ReattemptChecker is a quiz access rule that prevents students who passed a quiz from reattempting it.
Latest release: Tuesday, June 2, 2015, 5:00 PM
quizaccess_offlineattempts
This plugin adds a new access rule to allow the quiz to be downloaded for offline usage in the Moodle Mobile app.
It requires the "Moodle Mobile additional features" (local_mobile) plugin installed.
Released: Friday, May 13, 2016, 10:49 PM
quizaccess_supervisedcheck
Allows restrict quiz access to supervised sessions only. Block "supervised" is used to track such sessions.
Latest release: Sunday, November 1, 2015, 5:05 AM
quizaccess_passgrade
Prevent students from reattempting a quiz once they've reached the specified grade
Released: Wednesday, October 9, 2013, 6:31 AM