What is the Lock/Unlock feature in assessments? How to lock or unlock an exercise?

The Lock/Unlock feature enables the user to make the assessment available to the participants.

Select an assessment package in Manage Groups. Click on Manage across the assessment in the Content tab.

Click on the Settings icon . As the drop-down window opens, click on the Lock/Unlock feature.

After that, Lock/Unlock options open up as shown below. You can choose to lock or unlock a particular assessment package.