DEX-450 試験問題を無料オンラインアクセス

A Primaryld_c custom field exists on the Candidate _c custom object. The field is used to store each candidate's id number and is marked as Unique in the schema definition.
As part of a data enrichment process, Universal Containers has a CSV file that contains updated data for all candidates in the system. The file contains each Candidate's primary .. as a data point. Universal Containers wants to upload this information into Salesforce, while ensuring all data rows are correctly mapped to a candidate in the system.
Which technique should the developer implement to streamline the data upload?

• A.Create a before save flow to correctly map the records.
• B.Create a before insert trigger to correctly map the records,
• C.Update the Primarytd_c field definition to mark it. as.an External Id.
• D.Upload the CSV into-a custom object related to candidate__c.

For which three items can a trace flag be configured?
Choose 3 answers

• A.User
• B.Apex Trigger
• C.Visualforce
• D.Flow
• E.Apex Class

What is the value of the Trigger.old context variable in a before insert trigger?

• A.null
• B.An empty list of sObjects
• C.Undefined
• D.A list of newly created sObjects without IDs

A company decides to implement a new process where every time an Opportunity is created, a follow up Task should be created and assigned to the Opportunity Owner.
What is the most efficient way for a developer to implement this?

• A.Task actions
• B.Auto-launched flow on Task
• C.Apex trigger on Task
• D.Record-triggered flow on Opportunity

A developer wants to import 500 Opportunity records into a sandbox.
Why should the developer choose to use Data Loader instead of Data Import Wizard?

• A.Data Import Wizard can not import all 500 records,
• B.Data Loader automatically relates Opportunities to Accounts.
• C.Data Loader runs from the developer's browser.
• D.Data Import Wizard does not support Opportunities.