Top 40 TCS Salesforce Developer Interview Questions and Answers (with Tips)

To succeed at the TCS Salesforce developer interview, candidates should master and understand the fundamentals of Salesforce development, Apex programming, and Visualforce page skills. Understand Salesforce mechanics, such as trigger functions, workflow processes, and interface implementation principles. Typically, the job interview at TCS covers questions about the Salesforce application and customization, custom object development, and data protection methods. Solving practical work-based problems will enhance your capacity to solve real-world situations. This blog will discuss the critical TCS Salesforce developer interview questions that you can refer to for practice and to help you ace your interview.

TCS Salesforce Developer Interview Questions

The interview questions for TCS Salesforce Developers assess your proficiency in developing Salesforce applications through their examination of Apex programming and Visualforce pages. The application customizations, data security protocols, and knowledge of third-party system integration form the core of the questions asked. Below are some TCS Salesforce developer interview questions based on your experience level to help you prepare.  

i. TCS Salesforce Developer Interview Questions for Freshers 

Freshers must demonstrate their understanding of basic Salesforce development and knowledge of core features through the TCS Salesforce developer interview questions. These interviews assess your knowledge of Salesforce standard capabilities, which include Apex language, triggers, and Visualforce applications. Given below are questions that are meant for freshers to practice their knowledge of Salesforce: 

Q1. What is Salesforce? How does it work?

Salesforce is a cloud-based Customer Relationship Management (CRM) platform that enables businesses to manage customer data, sales, and services effectively. This platform delivers enhanced services to organizations through its applications, which provide deeper customer insights and collaborative features integrated with automation tools.

Q2. What is Apex in Salesforce?

The Salesforce system utilizes Apex as its primary programming language for creating customized business rules within a strongly typed and object-oriented framework. Writing code on the Salesforce platform is made possible through Apex, which enables operations such as triggering events, processing batches, and integrating APIs.

Q3. What are ‘triggers’ in Salesforce?

Sample Answer: Salesforce triggers function as program code that runs before or after data modification events (insert, update, delete) against Salesforce objects. Through triggers, developers can execute program code that enforces automation in the business while managing operations.

Q4. What is a Visualforce page?

Sample Answer: The Visualforce page is a Salesforce framework that enables developers to create customizable interfaces. Building pages with HTML, CSS, and Apex through the Visualforce framework allows developers to create customized dynamic pages for Salesforce applications.

Q5. What are the different types of relationships in Salesforce?

Sample Answer: Salesforce has three primary types of relationships: Lookup, Master-Detail, and Many-to-Many. These relationships enable users to construct relational data structures by linking objects with other objects within the platform.

Q6. What is a Lightning component in Salesforce?

In Salesforce, Lightning Components is a user interface framework that facilitates the development of applications, such as mobile applications and record forms, by utilizing contemporary web standards, including JavaScript, CSS, and HTML. Developers use this tool to build reusable components and implement them in Salesforce applications, resulting in better performance.

Q7. What are governor limits in Salesforce?

Sample Answer: In Salesforce, Governor limits are runtime constraints enforced by the Apex runtime engine to prohibit any single process or user from monopolizing shared resources such as CPU, memory, and database space. The system implements these restrictions across database queries, record count, and CPU utilization to prevent any one operation from utilizing too many resources.

Q8. What is a Salesforce Object?

Sample Answer: In Salesforce, the database table is an object and functions as the data storage element for storing information. There are two types of objects: standard objects (such as Account and Contact) and Custom objects, which can be created to store specific data tailored to your organization.

Q9. How do you deploy code in Salesforce?

Sample Answer: To deploy a code in Salesforce, you can use tools such as the Salesforce CLI, Visual Studio Code extensions, or Change Sets. This depends on your needs and the type of deployment that has to be carried out. 

Q10. What is SOQL in Salesforce?

Sample Answer: Salesforce users deploy data from their objects through SOQL or ‘Salesforce Object Query Language’ query scripting tools. This language resembles SQL. However, it operates within Salesforce data structures and facilitates the simple retrieval and filtering of data. 

Q11. What is SOSL in Salesforce?

Sample Answer: SOSL stands for Salesforce Object Search Language. It enables Salesforce users to search across various objects within the platform. SOSL serves as a valuable search tool because it provides users with the ability to search across multiple objects using keywords or search strings rapidly.

Q12. What is the difference between workflow and process builder in Salesforce?

Sample Answer: Salesforce’s Workflow Rules are older, simpler automation tools designed for basic duties. In contrast, Process Builder is more visual and flexible, enabling the creation of more complex processes with multiple criteria and actions.  

Q13. What is the difference between a trigger and a workflow rule in Salesforce? When would you use one over the other?

Sample Answer: A workflow rule is a point-and-click tool in Salesforce used to automate standard internal processes like sending email alerts, updating fields, or creating tasks based on specific conditions. It is declarative and easy to set up. 

On the other hand, a trigger is a piece of Apex code that executes before or after specific database events (like insert, update, delete). It allows more complex logic and custom operations that workflows can’t handle. Developers use a workflow when the logic is simple and can be achieved with available actions. They use a trigger when you need complex operations, multiple record updates, or custom validations that workflow rules don’t support.

Q14. What are the different types of testing in Salesforce?

Sample Answer: In Salesforce testing, you will encounter various categories, such as user acceptance testing (UAT), regression, system, integration, and unit testing. Additionally, these guarantee user contentment, system functionality, and code accuracy. 

ii. TCS Salesforce Developer Interview Questions for Mid-Level Candidates 

Mid-level candidates for the TCS Salesforce developer interviews should demonstrate a thorough understanding of Salesforce development. You can demonstrate your knowledge by answering questions about advanced features and practical solutions. Here are some TCS Salesforce developer interview questions for mid-level candidates: 

Q15. What separates ‘processes’ from ‘triggers’ in Salesforce development?

Sample Answer: Process Builder is a declarative tool that automates tasks based on conditions, providing a more straightforward, code-free approach for non-developers. On the other hand, triggers in Salesforce execute Apex code before or after data changes, offering detailed control over data manipulation. 

Q16. What strategy can you use to enhance your queries in Salesforce?

Sample Answer: To enhance Salesforce queries, prioritize the development of selective queries that discriminate on indexed fields, utilize the Query Plan Tool to evaluate query performance, and refrain from querying massive datasets. 

Q17. What is the use of custom metadata types in Salesforce?

Sample Answer: Salesforce allows developers to deploy reusable configuration records through ‘Custom Metadata Types.’ It stores custom configuration data within the platform and helps maintain the flexibility of application code.

Q18. What methods can Salesforce utilize to ensure data security?

Sample Answer: Salesforce employs a multi-layered approach to data security. This approach includes the Salesforce Shield array of tools, secure authentication, encryption of data in transit and at rest, and regular audits. It ensures compliance and safeguards data.

Q19. Explain the use of Dynamic Apex in Salesforce.

Sample Answer: Dynamic Apex provides developers with the flexibility to create code that makes dynamic runtime decisions, enabling reusability and adaptiveness. Through its ‘Dynamic SOQL’ and ‘DML’ functionalities, the developer can assess Salesforce metadata dynamically during execution.

Q20. What is the difference between custom objects and standard objects in Salesforce?

Sample Answer: Standard objects are predefined objects, such as Account or Contact, in Salesforce that store common data. Custom objects are user-defined and allow the storage of organization-specific data tailored to business processes not covered by standard objects.

Q21. What is a Visualforce Component? How does it differ from a Visualforce Page?

Sample Answer: Visualforce Components function as reusable components embedded into pages. On the other hand, Visualforce Pages function as entire web pages. The structure of Salesforce components enables developers to use their UI logic throughout different application pages.

Q22. How can you manage governor limits in Apex?

Sample Answer: To efficiently manage governor limits in Apex, prioritize the optimization of SOQL queries and DML statements, asynchronous processing, the nullification of operations, and the implementation of efficient coding practices. The limits class enables developers to track code, allowing them to reduce violations of system constraints.

Q23. What is the difference between SOQL and SOSL in the Salesforce system?

Sample Answer: SOQL (Salesforce Object Query Language) enables developers to search for single and relational objects through specific criteria. Meanwhile, SOSL (Salesforce Object Search Language) functions by searching multiple object types with text strings. 

Q24. Describe how you can handle large-scale information processing within Salesforce.

Sample Answer: To handle large-scale information processing, you can use tools such as the Bulk API, Data Loader, Big Objects, and Data Cloud in Salesforce. Additionally, you can implement best practices such as optimizing SOQL queries and asynchronous processing. Processing big data through small batches enables developers to avoid governor limits while maintaining efficient execution.

Q25. What are the best practices to successfully execute Salesforce Integration?

Sample Answer: The best practices for successfully executing Salesforce integration begin with REST and SOAP API communication while implementing proper error management. Batch data processing and real-time integration are essential to prevent performance issues.

Q26. What is the concept of roll-up summary fields?

Sample Answer: Roll-up summary fields can automatically process mathematical operations on records by calculating average values or totaling numbers. Developers can implement them to aggregate data on ‘Master-Detail’ totals, such as account-related opportunities.

Q27. How would you troubleshoot performance issues in Salesforce?

Sample Answer: To address Salesforce performance issues, review the Salesforce Status page for any known incidents. Subsequently, pinpoint the specific area (network, browser, or page complexity) that is affecting performance. Finally, Salesforce tools such as Performance Assistant should be employed to resolve the issue.

Q28. What is a Batch Apex? When can it be used?

Sample Answer: Batch Apex is a system that handles sizeable asynchronous data processing operations. This tool becomes necessary for processes with more than 50,000 records or operations requiring partitioning into smaller sections to prevent governor limits.

iii. TCS Salesforce Developer Interview Questions for Experienced Candidates

Experienced candidates seeking a TCS Salesforce Developer position should show their expertise in advanced Salesforce development through specialized questions. Complex topics, such as custom solutions, advanced integrations, and the optimization and management of large-scale projects, are frequently asked questions. Here are some complex TCS Salesforce developer interview questions that can be asked of experienced candidates:  

Q29. What is the difference between Batch Apex and Queueable Apex?

Sample Answer: Batch Apex enables large-scale data processing that allows users to handle 50 million records through its chunking system. Queueable Apex, on the other hand, provides flexible features through its ability to chain jobs, which enables the processing of small functions or intricate business operations.

Q30. What steps can you take to implement real-time integration within Salesforce?

Sample Answer: To implement real-time integration within Salesforce, you can use tools, such as Salesforce Connect, Change Data Capture (CDC), and Platform Events. These tools facilitate the data synchronisation with external systems and the event-driven applications development. 

Q31. What techniques are used to optimize Salesforce performance?

Sample Answer: To optimize performance, focus on reducing the number of trigger queries, using selective SOQL, leveraging indexing, and minimizing recursive calls. Efficiently using batch processes, caching, and asynchronous operations also helps improve overall system performance.

Q32. Explain the concept of Lightning Web Components (LWC).

Sample Answer: Modern Salesforce applications, such as JavaScript-based components, use Lightning Web Components (LWC) to produce highly interactive interfaces. This helps standard web technologies make LWC operate more effectively than Aura Components in Salesforce. 

Q33. What strategy can you use to handle extensive data within Salesforce?

Sample Answer: To effectively handle extensive data, you can use a multifaceted approach that encompasses data loading optimization, data model design, asynchronous processing, and data management best practices. Proper indexing techniques and data archiving methods combine to efficiently handle big data volumes.

Q34. What is the role of custom settings within Salesforce?

Sample Answer: Custom settings in Salesforce allow developers to store and access reusable configuration data in Apex code. They provide two types: ‘List ‘ (global data) and ‘Hierarchy’ (user-specific data), enabling efficient customization and configuration management at the application level. 

Q35. When dealing with Apex Governor Limits? What measures should a developer implement?

Sample Answer: To efficiently handle Apex governor limits, developers should optimize queries, avoid SOQL/DML operations within loops, use collections efficiently, and bulkify their code. Additionally, they can implement asynchronous processes and leverage custom exceptions to manage limits more effectively.

Q36. How can you handle complex business logic in Salesforce?

Sample Answer: To handle complex business logic in Salesforce, developers use Apex for custom code, while leveraging Process Builder and Flow for automation. They optimize code, reduce SOQL queries, and monitor governor limits using the Limits class during runtime.

Q37. What is the use of Salesforce platform events in integration?

Sample Answer: Salesforce platform events enable real-time, event-driven communication between Salesforce and external systems. They facilitate asynchronous integration by triggering responses to record changes, allowing seamless data exchange and enhancing scalability in external system interactions without relying on traditional polling methods.

Q38. What are custom metadata types? Why are they essential?

Sample Answer: Custom metadata types in Salesforce store reusable, custom configuration data. They allow developers to define metadata that can be referenced in Apex code, formula fields, or validation rules, ensuring efficient customization and easy deployment across environments. They are essential for maintaining flexible, scalable solutions without hard-coding data.

Q39. How can you handle asynchronous processing in Salesforce?

Sample Answer: In Salesforce, the Apex Scheduler, Batch Apex, Queueable Apex, and Future methods can be employed to manage asynchronous processing. Thereby, preventing the user interface or other operations from being obstructed by long-running or resource-intensive tasks. 

Q40. Explain the use of sharing rules in Salesforce.

Sample Answer: Salesforce allows users to use ‘Sharing Rules’ to provide access to data records that belong to other users. The rules establish visibility settings through criteria specifications and user ownership requirements to expand accessibility for all users according to business requirements.

TCS Salesforce Developer Interview Preparation Tips

You should have extensive knowledge of Salesforce core elements, development methods, and software tools for the Salesforce developer job interview at TCS. Familiarize yourself with declarative and programmatic solutions and the latest updates in Salesforce technology. Follow the tips to improve your readiness for the TCS Salesforce developer interview questions:

• Master the Salesforce Platform: Master the basics of the Salesforce platform, especially the Apex, Visualforce, and Lightning components. Your ability to work with the declarative tools Process Builder and Workflow Rules can help you answer interview questions.
• Practice Writing Effective Coding: You should practice developing efficient Apex coding patterns that optimize your work output. Learn how Governor Limits works with the methods to optimize queries and techniques for preventing limit violations. 
• Familiarize Yourself with Salesforce Integration: Knowledge about how Salesforce operates with external systems becomes a key requirement for interview success. Master REST and SOAP APIs, Salesforce Connect, and Platform Event tools. Your knowledge of Salesforce integration with external systems will prepare you to handle complex integration questions and system data exchange tasks.
• Review Commonly Asked Interview Questions: Examine the commonly asked TCS Salesforce developer interview questions, emphasizing Apex, SOQL, and data management areas. Practice responses that explain your program logic and problem-solving skills. It will help you answer confidently and demonstrate your professional skills to potential employers.

Conclusion 

To be successful in the TCS Salesforce developer interview, you should have complete knowledge of Salesforce development with Apex programming, Visualforce, and integration approaches. Prospective candidates should enhance their coding abilities and understanding of platform functionality to handle TCS Salesforce developer interview questions. Furthermore, focusing on real-world problem-solving, advanced features, and data management strategies will help you stand out during the interview process. Check out our detailed blog on the top 40 TCS coding interview questions and answers. 

FAQs