# Time Base Exam/Quiz **URL:** https://community.glideapps.com/t/time-base-exam-quiz/62597 **Category:** Ask for Help **Created:** [June 9, 2023, 1:56pm UTC](https://community.glideapps.com/t/time-base-exam-quiz/62597 "2023-06-09T13:56:54Z") **Posts on this page:** 1 **Showing post:** 5
### Author: ![ThinhDinh](https://sea2.discourse-cdn.com/flex002/user_avatar/community.glideapps.com/thinhdinh/32/49_2.png) [@ThinhDinh](https://community.glideapps.com/u/ThinhDinh) #### Post date: [June 10, 2023, 11:14pm UTC](https://community.glideapps.com/t/time-base-exam-quiz/62597/5 "2023-06-10T23:14:03Z")
It’s easy enough, as Jeff stated above, to calculate the 10-minute mark, but I don’t believe you would be able to close the form with that approach. I believe you can use what we call a “custom form”, set a timestamp value on entry to the form, calculate the “10-minute mark” as stated above, then don’t allow submitting when the current time is after that mark. > [@How do I create a custom form?](https://community.glideapps.com/t/how-do-i-create-a-custom-form/25014): > > I’m just dropping this here so I have something to refer people to when they ask. This is a simple concept app (copyable), that demonstrates the following techniques: Building custom forms for adding and editing list items (as an alternative to the native forms provided by Glide) Preventing duplicate new entries using [User Specific Columns](https://docs.glideapps.com/all/reference/data-editor/user-specific-columns) and [Relations](https://docs.glideapps.com/all/reference/data-editor/computed-columns/relation-column) Enforcing mandatory input items The use of visibility conditions and user specific booleans to control user flow There is nothing particula… --- _[View the full topic](https://community.glideapps.com/t/time-base-exam-quiz/62597)._