NTO would like to retrieve their SF orgs meta data programmatically for backup within a various external.
Which API is the best fit for accomplishing this task?

• A.Metadata API
• B.Bulk API in serial mode
• C.Tooling API
• D.SOAP API

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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.

• A.Load all data after deferring sharing calculations.
• B.Load all data using external IDs to link to parent records.
• C.Calculate summary values instead of Roll-Up by using workflow.
• D.Calculate summary values instead of Roll-Up by using triggers.

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

• A.Perform batch job in parallel mode, and reduce batch size
• B.Defer rollup summary fields calculation during data migration
• C.Leverage data loader platform API to load data
• D.Perform batch job in serial mode, and reduce batch size

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UC has the following system:
* Billing system.
* Customer support system.
* CRM system.
US has been having trouble with business intelligence across the different systems.
Recently US implemented a master data management (MDM) solution that will be the system of truth for the customer records.
Which MDM data element is needed to allow reporting across these systems?

• A.Phone number.
• B.Email address.
• C.Global unique customer number.
• D.Full name.

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Universal Containers (UC) owns a complex Salesforce org with many Apex classes, triggers, and automated processes that will modify records if available. UC has identified that, in its current development state, UC runs chance of encountering race conditions on the same record.
What should a data architect recommend to guarantee that records are not being updated at the same time?

• A.Migrate programmatic logic to processes and flows.
• B.Refactor or optimize classes and triggers for maximum CPU performance.
• C.Disable classes or triggers that have the potential to obtain the same record.
• D.Embed the keywords FOR UPDATE after SOQL statements.

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