A developer has to identify a method in en Apex class that performs resource intensive actions in memory by iterating over the result set of a SOQL statement on the account. The method also performs a SOQL statement to save the changes to the database.
Which two techniques should the developer implement as a best practice to ensure transaction control and avoid exceeding governor limits?
Choose 2 answers

Which scenario is valid for execution by unit tests?

What is considered the primary purpose for creating Apex tests?

What should a developer use to implement an automate approval process submission for case?

Which governor limit applies to all the code in an apex transaction?