Universal Containers has a rollup summary field on account to calculate the number of contacts associated with an account. During the account load, Salesforce is throwing an "UNABLE _TO_LOCK_ROW" error.
Which solution should a data architect recommend to resolve the error?

All accounts and opportunities are created in Salesforce. Salesforce is integrated with three systems:
* An ERP system feeds order data into Salesforce and updates both Account and Opportunity records.
* An accounting system feeds invoice data into Salesforce and updates both Account and Opportunity records.
* A commission system feeds commission data into Salesforce and updates both Account and Opportunity records.
How should the architect determine which of these systems is the system of record?

DreamHouse Realty has a data model as shown in the image. The Project object has a private sharing model, and it has Roll-Up summary fields to calculate the number of resources assigned to the project, total hours for the project, and the number of work items associated to the project.
There will be a large amount of time entry records to be loaded regularly from an external system into Salesforce.

What should the Architect consider in this situation?

Universal Containers (UC) is migrating from an on-premise homegrown customer relationship management (CRM) system- During analysis, UC users highlight a pain point that there are multiple versions of many customers.
What should the data architect do for a successful migration to mitigate the pain point?

NTO uses salesforce to manage relationships and track sales opportunities. It has 10 million customers and
100 million opportunities. The CEO has been complaining 10 minutes to run and sometimes failed to load, throwing a time out error.
Which 3 options should help improve the dashboard performance?
Choose 3 answers: