Salesforce PDI Online Practice Questions and Exam Preparation

Salesforce PDI Online Questions & Answers

• Question 591:

  A large corporation stones Orders and Line Items In Salesforce for different lines of business. Users are a.. see Orders across the entire organization, but, for security purposes, should only be able to see the Line If Orders in their line of business.

  Which type of relationship should be used between Line Items and Orders?

  A. Master-Detail
  B. Lookup
  C. Direct Lookup
  D. Indirect Lookup
  A. Master-Detail

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  Explanation

• Question 592:

  A developer must troubleshoot to pinpoint the causes of performance issues when a custom page loads in their org.

  Which tool should the developer use to troubleshoot query performance?

  A. Setup Menu
  B. Visual Studio Code IDE
  C. AppExchange
  D. Developer Console
  D. Developer Console

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  Explanation

  Why Developer Console?

  The Developer Console provides tools to troubleshoot query performance, including the Query Plan tool.

  The Query Plan tool evaluates SOQL query performance and provides insight into query costs and optimization.

  Why Not Other Options?

  A. Setup Menu: Used for administrative tasks, not performance troubleshooting.

  B. Visual Studio Code IDE: Useful for development, but does not offer query performance tools.

  C. AppExchange: Provides apps but does not directly help with query troubleshooting.

  Query Plan Tool: https://developer.salesforce.com/docs/atlas.en-us.220.0.salesforce_console.meta/salesforce_console/salesforce_console_query_plan.htm

• Question 593:

  A developer wants to enforce field-level security automatically when retrieving records in Apex.

  Which technique should be used?

  A. WITH SHARING
  B. Schema.Describe checks manually
  C. Security.stripInaccessible
  D. Validation rules
  C. Security.stripInaccessible

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  Explanation

  Security.stripInaccessible is the recommended approach for enforcing field-level security in Apex. It dynamically removes fields that the current user does not have permission to access, ensuring compliance with Salesforce's security model. While WITH SHARING enforces record-level access, it does not handle field-level permissions. Manually checking field accessibility using Schema.Describe is possible but more complex and error-prone. Validation rules enforce data integrity but do not control data visibility.

• Question 594:

  A Developer Edition org has five existing accounts. A developer wants to add 10 more accounts for testing purposes.

  The following code is executed in the Developer Console using the Execute Anonymous window:

  

  How many total accounts will be in the org after this code is executed?

  A. 5
  B. 6
  C. 10
  D. 15
  D. 15

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  Explanation

  The code snippet in question creates and inserts an account named MyAccount and then initializes a loop to add additional accounts.

  The loop runs from x = 1 and continues adding accounts until x < 10.

  Since the condition x++ is post-increment, the loop runs exactly 10 times, creating and adding 10 new accounts to the newAccounts list.

  At the end, the insert DML statement persists these 10 new accounts, along with the already existing account (MyAccount).

  Total accounts in the org:

  Existing accounts = 5

  New accounts added = 10

  Total = 15

  References:

  Salesforce Apex Developer Guide Salesforce SOQL and SOSL Reference

• Question 595:

  How many Accounts will be inserted by the following block of code?

  

  A. 100
  C. 150
  D. 500
  B

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  Explanation

  An unhandled governor limit exception occurs when the DML statement limit is exceeded, causing the entire transaction to roll back and no records to be inserted.

• Question 596:

  Universal Container wants Opportunities to no longer be editable when reaching the Clousd stage.

  How should a develoiper accomplish this?

  A. Use the Process Automation setting.
  B. Mark fields as read-only on the page layout.
  C. Use flow Builder
  D. Use a validation rule.
  D. Use a validation rule.

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  Explanation

• Question 597:

  A company's engineering department is conducting a month-long test on the scalability of an in-house- developed software that requires a cluster of 100 or more servers. Which of the following models is the best to use?

  A. PaaS
  B. SaaS
  C. BaaS
  D. laaS
  D. laaS

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  Explanation

  Infrastructure as a Service (IaaS) is the best model for the scenario described because it provides on- demand access to compute, storage, and networking resources that are ideal for a scalable server cluster. IaaS allows the engineering team to rent infrastructure resources without having to invest in physical hardware, making it perfect for temporary or fluctuating workloads, such as scalability testing.

  Key Characteristics of IaaS:

  Full control over the operating systems and applications running on the servers.

  Flexible resource allocation to support high scalability.

  Ideal for custom software testing where specific server configurations may be needed.

  Why not the other options?

  PaaS (Platform as a Service):While PaaS is excellent for application development and deployment, it abstracts the infrastructure layer, which would limit the engineering team's control over the cluster's configuration.

  SaaS (Software as a Service):SaaS delivers fully managed applications, not infrastructure or testing environments. It's irrelevant for this use case.

  BaaS (Backend as a Service):BaaS is tailored to mobile or web application backend development, providing APIs and pre-built services, not infrastructure for a server cluster.

  Platform Developer References:While this question is broader than Salesforce-specific concepts, understanding IaaS vs. PaaS is relevant when working with Salesforce development. For example:

  Salesforce operates as a PaaS (e.g., Force.com platform), allowing developers to build and deploy applications without managing underlying servers.

  Testing scalability and performance at an infrastructure level (as in the question) would fall under IaaS concepts, which Salesforce developers might encounter when integrating external services or infrastructure like AWS, Azure, or Google Cloud.

  This foundational knowledge complements your understanding of cloud services in the Salesforce ecosystem.

• Question 598:

  A developer created these three Rollup Summary fields in the custom object, Project__c:

  Total_Timesheets__c Total_Approved_Timesheets__c Total_Rejected_Timesheet__c

  The developer is asked to create a new field that shows the ratio between rejected and approved timesheets for a given project.

  Which should the developer use to implement the business requirement in order to minimize maintenance overhead?

  A. Formula field
  B. Record-triggered flow
  C. Roll-up summary field
  D. Apex trigger
  A. Formula field

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  Explanation

  Using a formula field is the most efficient solution to calculate the ratio between rejected and approved timesheets. It minimizes maintenance overhead by dynamically calculating the value based on the existing roll-up summary fields.

  Example Formula:

  Total_Rejected_Timesheets__c / Total_Approved_Timesheets__c

• Question 599:

  Which two operations affect the number of times a trigger can fire? Choose 2 answers

  A. Criteria-based sharing calculations
  B. Email messages
  C. Roll-up summary fields
  D. After-save record-triggered flow
  C. Roll-up summary fields
  D. After-save record-triggered flow

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  Explanation

  Option C: Roll-up summary fields can cause triggers to fire again as they recalculate parent records.

  Option D: After-save record-triggered flows can update records, which may fire triggers on those records.

• Question 600:

  Universal Hiring uses Salesforce to capture job applications. A salesforce administrator created two custom objects; Job__c acting as the master object, to Application_c acting as the detail.

  Within the Job__c object, a custom multi-select picklist field Preferred_Locations__c contains a list of approved states for the position. Each Job_Application__c record relates to a Contact within the system through a master-detail relationship.

  Recruiters have requested the ability to view whether the Contact's Mailing State value matches a value selected in the Preferred_Locations__c field, within the Job_Application__c record. Recruiters would like this value to be kept in sync if changes occur to the Contact's Mailing State.

  What is the recommended tool a developer should use to meet the business requirement?

  A. Apex trigger
  B. Roll-up summary field
  C. Record-triggered flow
  C. Record-triggered flow

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  Explanation

  A record-triggered flow is the recommended tool for this scenario because it:

  Can compare the Contact.MailingState field with the Preferred_Locations__c field on the Job__c record.

  Automatically updates or calculates values whenever changes are made, keeping data in sync without requiring Apex code or custom development.