PDI Valid Exam Pattern | New PDI Test Guide

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Salesforce PDI exam is intended for developers who have experience building custom applications on the Salesforce platform. PDI exam tests the knowledge and skills of developers in areas such as Apex programming language, Visualforce, and the Salesforce Lightning component framework. Developers who pass the Salesforce PDI exam will have demonstrated their proficiency in using these technologies to build custom applications on the Salesforce platform.

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High Hit-Rate PDI - Platform Developer I (PDI) Valid Exam Pattern

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Salesforce Platform Developer I (PDI) Sample Questions (Q71-Q76):

NEW QUESTION # 71
AW Computing (AWC) handles orders In Salesforce and stores Its product Inventory In a fter, inventory__c, on a custom object, Product__c. When en order for a Product__c Is placed, the inventory__c field Is reduced by the quantity of the order using an Apex trigger.

AWC wants the real-time inventory reduction for a product to be sent to many of Its external systems, Including some future systems the company Is currently planning.
What should a developer add to the code at the placeholder to meet these requirements?
A)

B)

C)

D)

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

Answer: C

NEW QUESTION # 72
A developer has identified a method in an Apex class that performs resource intensive actions in memory by iterating over the result set of a SOQL statement on the account. The method also performs a DML statement to save the changes to the datadase.
Which two techniques should the developer implement as a best practice to ensure transaction control and avoid exceeding governor limits?
Choose 2 answers

A. Use the Database,Savepoint method to enforce database integrity.
B. Use the Reedonly annotation to bypass the number of rows returned by a SOQL.
C. Use partial DML statements to ensure only valid data is committed.
D. Use the System,Limit classto monitor the current CPU governor limit consumption.

Answer: A,D

NEW QUESTION # 73
Which three data types can a SOQL query return?
Choose 3 answers

A. List
B. Double
C. Integer
D. Long
E. sObJect

Answer: A,C,E

NEW QUESTION # 74
Which statement about change set deployments is accurate? (Choose 3)

A. They ca be used to transfer Contact records.
B. They can be used to deploy custom settings data.
C. They can be used only between related organizations.
D. They require a deployment connection.
E. They use an all or none deployment model.

Answer: C,D,E

NEW QUESTION # 75
A developer has a VF page and custom controller to save Account records. The developer wants to display any validation rule violation to the user. How can the developer make sure that validation rule violations are displayed?

A. Add custom controller attributes to display the message.
B. Perform the DML using the Database.upsert() method
C. Use a try/catch with a custom exception class.
D. Include <apex:messages> on the Visualforce page.

Answer: D

Explanation:
https://developer.salesforce.com/docs/atlas.en-us.pages.meta/pages/pages_compref_message.htm

NEW QUESTION # 76
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