A company has a custom object, Order__c, that has a required, unique external ID field called OrderNumber__c.
Which statement should be used to perform the DML necessary to insert new records and update existing records in a list of order__c records using the external ID field?

Which two sfdx commands can be used to add testing data to a Developer sandbox?

What are two ways that a controller and extension can be specified on a Visualforce page?
Choose 2 answers

In Lightning component framework, which resource can be used to fire events? Choose 2 answers.

If apex code executes inside the execute() method of an Apex class when implementing the Batchable interface, which statement are true regarding governor limits? Choose 2 answers