Free DEV-401 Questions Attempt

How to find out if SFDC environment uses packages?

If there is a custom validation rule on a custom object Position for the custom text field Location to make sure that this field is not left blank, then what are the various ways of bypassing this validation rule?

Among two records related by master – detail relationship, the detail record can have an owner which is different from the owner of the master record.

In Salesforce Mobile, a user profile like Custom – Recruiter can be assigned only one Mobile Configuration at a time.