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Salesforce Platform Developer I (PDI) Sample Questions (Q121-Q126):

NEW QUESTION # 121
A developer must create a ShippingCalculator class that cannot be instantiated and must include a working default implementation of a calculate method, that sub-classes can override.
What is the correct implementation of the ShippingCalculator class?

• A. Option D
• B. Option B
• C. Option C
• D. Option A

Answer: B
NEW QUESTION # 122
Which three statements are true regarding cross-object formulas? Choose 3 answers

• A. Cross-object formulas can reference child fields to perform an average
• B. Cross-object formulas can reference fields from objects that are up to 10 relantionship away
• C. Cross-object formulas can be referenced in roll-up summary field
• D. Cross-object formulas can expose data the user does not have access to in a record
• E. Cross-object formulas can reference fields from master-detail or lookup relantionships

Answer: B,D,E
NEW QUESTION # 123
How many levels of child records can be returned in a single SOQL query from one parent object?

• A. 0
• B. 1
• C. 2
• D. 3

Answer: C
NEW QUESTION # 124
For which example task should a developer use a trigger rather than a workflow rule?

• A. To set the primary Contact on an Account record when it is saved
• B. To notify an external system that a record has been modified.
• C. To set the Name field of an expense report record to Expense and the Date when it is saved.
• D. To send an email to hiring manager when a candidate accepts a job offer.

Answer: A
NEW QUESTION # 125
Which two strategies should a developer use to avoid hitting governor limits when developing in a multi-tenant environment? (Choose two.)

• A. Use SOQL for loops to iterate data retrieved from queries that return a high number of rows.
• B. Use variables within Apex classes to store large amounts of data.
• C. Use methods from the "Limits" class to monitor governor limits.
• D. Use collections to store all fields from a related object and not just minimally required fields.

Answer: A,C
NEW QUESTION # 126
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