QUESTION: 73

A developer is working on code that requires a call to an external web service from a batch. How should the developer enable this functionality?

Implement a custom System.CalloutException class
Include Database.AllowCallout() in the class definition
Implement an @future method for the callout, and invoke it from the batch
Specify "callout=true" in the batch implementation

Answer(s): B

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A developer must create a custom pagination solution for accessing approximately 2000 records and displaying 50 records on each page. Data from Salesforce will be accessed via an API and not via Apex.

How can the developer meet these requirements? (Choose two.)

Use a StandardSetController
Use CURSOR 50 in SOQL queries
Use OFFSET in SOQL queries
Use LIMIT 50 in SOQL queries

Answer(s): C,D

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QUESTION: 75

A developer must create a way for external partners to submit millions of leads into Salesforce per day. How should the developer meet this requirement?