DEV-450 Questions & Answers & DEV-450 Study Guide & DEV-450 Exam Preparation

Salesforce DEV-450 : Salesforce Programmatic Development using Apex and Visualforce

Exam Code: DEV-450

Exam Name: Salesforce Programmatic Development using Apex and Visualforce

Updated: Oct 31, 2026

Q & A: 65 Questions and Answers

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Salesforce Certified Platform Developer I (SU18) DEV-450 Dumps Provided Study Notes

DumpsMaterials expert team recommend you to prepare some notes on these topics along with it don't forget to practice Salesforce Certified Platform Developer I (SU18) DEV-450 Dumps which been written by our expert team, Both these will help you a lot to clear this exam with good marks.

  • Governor limits on Apex transactions.
  • Write Visual force controllers.
  • mapping to the MVC pattern.
  • Triggers.
  • Apex Development.
  • Entity relationships.
  • Declarative automation features vs. Apex classes and triggers.
  • Core CRM objects
  • Roll-up summary fields.
  • Formula fields.
  • SOSL, SOQL, and DML statements.
  • Exception handling in Apex.
  • Lightning Platform Applications.
  • Heroku platform.
  • Monitor various types of debug logs.
  • Data model.
  • Multi-tenant environment.
  • Importing and Exporting Data.
  • Apex control flow statements.
  • Visual force page.

Salesforce DEV-450 Exam Syllabus Topics:

SectionObjectives
Topic 1: Visualforce Development- User Interface Customization
  • 1. Standard Controllers
  • 2. Controller Extensions
  • 3. List Controllers
  • 4. Custom Controllers
  • 5. Visualforce Pages
Topic 2: Declarative Automation- Platform Configuration
  • 1. Roll-Up Summary Fields
  • 2. Automation Tools
  • 3. Record Types
  • 4. Formula Fields
Topic 3: Triggers- Trigger Development
  • 1. Trigger Design Patterns
  • 2. Trigger Syntax
  • 3. Trigger Context Variables
Topic 4: Apex Classes- Class Development
  • 1. Class Definitions
  • 2. Access Modifiers
  • 3. Reusable Business Logic
Topic 5: Lightning Components- Modern UI Development
  • 1. Lightning Web Components
  • 2. Component Deployment
  • 3. Aura Components
Topic 6: SOQL and SOSL- Data Retrieval
  • 1. SOSL Searches
  • 2. Relationship Queries
  • 3. Basic SOQL Queries
  • 4. Dynamic Queries
Topic 7: Apex Testing- Testing Framework
  • 1. Code Coverage
  • 2. Testing Best Practices
  • 3. Test Data Creation
  • 4. Test Classes
Topic 8: Order of Execution and Transactions- Platform Execution Model
  • 1. Apex Transactions
  • 2. Save Order of Execution
  • 3. Platform Events
Topic 9: Objects and Fields- Custom Objects and Fields
  • 1. Create Custom Objects
  • 2. Create Custom Fields
  • 3. Relationship Fields
Topic 10: DML Operations- Data Manipulation
  • 1. Bulk Processing
  • 2. Error Handling
  • 3. Insert Update Delete Operations
Topic 11: Visualforce Testing and Security- Development Considerations
  • 1. Performance Optimization
  • 2. Testing Controllers
  • 3. Security Considerations
Topic 12: Efficient Apex Design- Performance and Scalability
  • 1. Database Optimization
  • 2. Bulkification
  • 3. Maintainable Code Practices
Topic 13: Programming with Apex- Apex Fundamentals
  • 1. Control Statements
  • 2. Governor Limits
  • 3. sObjects and Data Types
  • 4. Apex Language Basics
Topic 14: Deployment- Application Lifecycle
  • 1. Migration Tools
  • 2. Change Sets
  • 3. Packages
  • 4. Salesforce DX

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