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Top 70 Salesforce Interview Questions And Answers: Ace Your Preparation & Get Your Dream Job



Introduction

Wish to have a bright career in Salesforce? Preparing for a Salesforce interview?  JanBask Training can guide you through upskilling yourself to get ahead in the Salesforce Career? Check out the Top 70 Salesforce Interview Questions that can help you land your dream job.

Salesforce is the world’s leading CRM service provider with a market share of 19.7%. As Salesforce is successfully fulfilling the CRM needs of organizations and is known for its quality cloud services, demand for skilled Salesforce professionals is going to be soared exponentially. This expanding salesforce market also generates potential growth opportunities for professionals dreaming to join salesforce. With the right skills and domain knowledge, you can easily grab these opportunities and get your dream job quickly.  And this is what has prompted me to curate a post on the most frequently asked Salesforce interview questions and answers guide all under salesforce expert guidance.

In this salesforce interview questions and answers guide, we have shortlisted this definitive list of the Top 60 Salesforce interview questions which will help you prepare and crack your upcoming salesforce interview confidently. We have compiled a list of top Salesforce interview questions which are classified into 7 sections, namely:

Let's start with the list of salesforce interview questions.

Salesforce Technical Interview Questions List

  1. What are the advantages of Salesforce CRM?
  2. Explain the meaning of custom objects in Salesforce?
  3. Explain the object relationship summary?
  4. Describe the functionality of custom objects in Salesforce?
  5. Describe the meaning of object relationship overview?
  6. Discuss modification in what may cause data loss?
  7. What is the main purpose of using Salesforce?
  8. How can SaaS be beneficial to Salesforce?
  9. What are various object relations in Salesforce?
  10. What is a batch Apex class in Salesforce?
  11. How does Salesforce deploy Sales Path?
  12. What is a Master-Detail relationship in salesforce? And how does it work?
  13. What is the difference between master-detail and lookup relationships?
  14. Can two profiles be assigned to one user in salesforce?
  15. What is the difference between trigger and workflow?
  16. What is a dynamic dashboard in Salesforce? And how to create a new one?
  17. What are Standard and Custom Controllers? Can we use them together?
  18. Explain briefly the details of Salesforce SaaS functionality?
  19. How does Salesforce organize sales tracing?
  20. How many associations are present in Salesforce?
  21. Explain the meaning of Trigger in Salesforce?
  22. Describe the several Standard Profiles in Salesforce?
  23. Describe the Force.com platform?
  24. List the numerous types of Reports accessible in Salesforce.
  25. Describe the number of reports that can be added to the Salesforce dashboard?
  26. Describe the different dashboard components?
  27. Explain the meaning of Visual force in Force.com?
  28. List the numerous object relations in Salesforce?
  29. Explain the meaning of static resources in Salesforce?
  30. Distinguish amid Salesforce Object Query & Object Search language?
  31. What are the kinds of custom situations in Salesforce? What is the benefit of using custom settings?
  32. Explain the meaning of static dashboards in Salesforce?
  33. Explain the meaning of dynamic dashboards?
  34. Can dynamic dashboards be planned?
  35. Explain the different types of object relations in Salesforce? Specify the method to create them?
  36. What do you understand about the Master-Detail Relationship in Salesforce?
  37. When is Lookup Relationship used in Salesforce?
  38. When is Junction Relationship necessary in Salesforce? Explain based on your personal experience?
  39. Can you have a roll-up instantaneous field in the situation of the Master-Detail relationship?
  40. Describe the meaning of the term “Data Skew” in Salesforce.
  41. What is the difference between a Role and a Profile in Salesforce?
  42. What are the instances of non-deterministic Force.com formula arenas?
  43. Explain the meaning of an external ID in Salesforce? Explain the field data types that can be cast-off as exterior IDs?
  44. What do you understand about APEX in Salesforce?
  45. What are the benefits of the APEX programming language?
  46. When should you Use APEX for your cloud project? Share your personal experience.
  47. Explain the working of APEX for the Force.com platform?
  48. How to create Email services in APEX Salesforce?
  49. How will you define the Map classes in APEX Salesforce?
  50. Define the syntax for the SOQL statement.
  51. How will you define the APEX interface in Salesforce?
  52. How to identify a controller as being an extension?
  53. What are wizard controllers and how are they different from other controllers?
  54. What does the transient keyword do in Salesforce?
  55. What is an attribute in Salesforce lightning?
  56.  What is AJAX typically used for in Visualforce?
  57. Why use an Apex program within the Visualforce page?
  58. What are the different types of bindings used in Visualforce?
  59. What are global variables in Salesforce?
  60. What are the Gov Limits in Salesforce.com?
  61. Have you heard of the term Batch APEX? If yes, justify your answer.
  62. Give an example of APEX triggers with syntax.
  63. Define Scheduler in APEX Salesforce?
  64. Name the different APEX triggers in Salesforce?
  65. Define managed sharing in APEX?
  66. How to add the flows to the Visual Force pages?
  67. What do you mean by multi-tenant architecture in Salesforce?
  68. What do you understand about the AppExchange directory?
  69. How will you explain the data-driven development model in APEX?
  70. Does Apex in Salesforce support DML operations?

Basic Salesforce Interview Questions And Answers

In this section we have listed top interview questions on salesforce, most often asked by interviewers.

Q1).What are the advantages of Salesforce CRM?

Answer to salesforce Basic Interview Questions. 1

Here are some of the top advantages of Salesforce CRM listed below -

  • Guaranteeing faster and improved sales prospects.
  • Organizing a logical approach to client attainment.
  • Reducing cost and refining customer gratification.
  • Mechanization of monotonous and less significant tasks.
  • Improved competence and improved message on all fronts.

Q2).Explain the meaning of custom objects in Salesforce?

Answer to salesforce Basic Interview Questions.2

Merely considered custom objects are the database counters in Salesforce. All the data linked to the company can be stored in Salesforce.com. These custom matters must be well-defined first and then the subsequent steps need to be taken:

  • Link records with custom objects.
  • The custom object data are exhibited in custom lists.
  • Generate a custom tab for the custom object.
  • Structure page layouts.
  • Generating dashboard & account for analyzing the custom object.
  • The custom tab, app, and entity can be shared
  • Get Salesforce Documentation in just 24 Hours

Q3). Explain the object relationship summary?

Answer to salesforce Basic Interview Questions.3

In Salesforce, you can associate the normal and custom object accounts in a linked list. It is complete by Object relationship summary. Numerous types of associations can be created to attach precise business cases with exact customers. It is probably to create a custom relationship on an object and describe numerous relationship types.

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Q4). Describe the functionality of custom objects in Salesforce?

Answer to salesforce Basic Interview Questions.4

Custom objects are nonentity and database tables. It supplies information linked to your corporation in Salesforce.com. Once you have a well-defined custom object you can do subsequent things like.

  • Generate custom fields
  • Subordinate the custom object with other records
  • In the convention, related lists, it shows the custom object data
  • For the custom item, records track actions and responsibilities
  • Build page designs
  • For the practice object, generate a custom tab
  • To analyze custom object data, generate dashboards and reports
  • Share your convention tabs, practice apps, custom objects, and any additional related components.

Q5). Describe the meaning of the object relationship overview?

Answer to salesforce Basic Interview Questions.5

Object relationship overview in Salesforce is needed to associate convention object records to normal object records in a linked list. In other words, it is supportive to track product flaws related to customer cases. You can describe diverse types of relationships by generating custom relationship fields on an object.

Q6). Discuss modifications in what may cause data loss?

Answer to salesforce Basic Interview Questions.6

Data loss may occur due to the following explanations in Salesforce.

  • Altering data and date-time
  • Varying to percent, figure, and currency from other information types
  • Altering from a multi-select picklist, checkbox, auto figure to other types
  • Shifting to multi-select picklist from any kind excluding picklist
  • Altering to auto-number excluding from text
  • Altering from text-area to email, mobile, URL, and text.

Q7). What is the main purpose of using Salesforce?

Answer to salesforce Basic Interview Questions.7

Salesforce is a leading cloud-based service as a software (SaaS) company that allows businesses to use cloud services to better connect with their customers, partners remotely. It is packed with features like no other CRM software; helping businesses with features such as contact management, workflow creation, task management, opportunity tracking, collaboration tools, customer engagement tools, analytics, and an intuitive, mobile-ready dashboard, and so on.

Q8). How can SaaS be beneficial to Salesforce?

Answer to salesforce Basic Interview Questions.8

SaaS is a payment-based platform, where clientele can always decide not to reintroduce if they are discontented. Here are a few benefits of SaaS in Salesforce.

  • Customers can circumvent a large preliminary asset in an IT infrastructure and day to day propel of sustaining infrastructure
  • SaaS customers deliver similar provider substructure and simple integration.
  • SaaS applications use an easy internet interface that makes it simpler for the customer to use.
  • SaaS always offers the newest platform to the client with modernization.

Q9). What are various object relations in Salesforce?

Answer to salesforce Basic Interview Questions.9

Salesforce provides the following types of object relationships:

  • Master-detail relationship.
  • Lookup relationship.
  • Self-relationship.
  • External lookup relationship.
  • Indirect lookup relationship.
  • Many-to-many relationship (junction object)
  • Hierarchical relationship.

Q10). What is a batch Apex class in Salesforce?

Answer to salesforce Basic Interview Questions.10

Batch Apexclass in salesforce is used to run large jobs that would exceed normal processing limits. Using Batch Apex, you can process heavy records asynchronously in batches (hence the name, “Batch Apex”) to stay within platform limits. This is how Batch Apex works under the hood.

Salesforce Interview Questions And Answers For Experienced

Now here we have some salesforce interview questions and answers for the experienced level.

Q11). How does Salesforce deploy Sales Path?

Answer to Salesforce Questions. 11

Here is the step to deploy the Salesforce sales path:

  • Set source organization
  • Set target organization
  • Customize your comparison
  • Kick off the comparison
  • Select changes to deploy
  • Validate or deploy

Q12). What is a Master-Detail relationship in salesforce? And how does it work?

Answer to Salesforce Questions. 12

Master-detail relationship in salesforce is like a parent-child relationship where master represents a parent and detail represents a child in which master object controls some behaviors of the detail child object. For whenever a Master object record is deleted then the detail object related to it automatically gets deleted.

Q13). What is the difference between master-detail and lookup relationships?

Answer to Salesforce Questions. 13

The Salesforce lookup relationships are independent of other records whereas the master-detail relationship has a direct dependency between the two objects. Lookup relationships can be used when we just need to have the relationship between two objects but not a direct dependency on each other.

Interview Questions On Salesforce

Q14). Can two profiles be assigned to one user in salesforce?

Answer to Salesforce Questions. 14

Two different users can have the same profile in Salesforce but two profiles cannot be assigned to one user. 

One profile can be assigned to many users. For example, suppose the admin creates a sales profile. Now the admin has to give access to one sales profile to multiple members of the sales team as the same role can be given to multiple users but they all may or may not have the same permissions.

But the admin cannot give a user access to more than one profile because sales reps should only have access to the sales profile only. So two different profiles cannot be assigned to one user.

Q15). What is the difference between trigger and workflow? 

Answer to Salesforce Questions. 15

Workflow is an automated process that fires an action based on Evaluation criteria and rule criteria and lets you automate standard internal procedures and processes to save time across your org. Whereas Trigger is a piece of code that enables you to perform custom actions before or after a record is inserted or updated. The usage of the triggers lies when there is a need to update the particular record after and before the action has taken place. 

Q16). What is a dynamic dashboard in Salesforce? And how to create a new one?

Answer to Salesforce Questions. 16

Salesforce Dynamic Dashboard enables multiple users to access a dashboard that was previously accessed only by a single static user. They are used to display user-specific data, such as their personal quotas and sales, or a number of case closures, or leads converted, etc. 

To create a Salesforce Dynamic Dashboard, navigate to the Dashboards tab, click New Dashboard to create, name it, add a description if you'd like, and select the right folder for proper organization.

Q17). What are Standard and Custom Controllers? Can we use them together?

Answer to Salesforce Questions. 17

Standard Controllers: Standard Controllers are generated for all standard Salesforce pages, they fetch data and provide views such as page, list, dialog, or forms.  It provides data and facilitates binding a view's controls to the records fields for either display or input.

Custom Controllers: Custom Controllers is a class written in Apex that implements all of the logic for a page without leveraging a standard controller. It overrides the standard functionality and executes the logic of a page without utilizing the Standard Controllers. We can use custom controllers whenever we want to run a Visualforce page fully in system mode, without recognizing the security and permissions of the current user. Custom controllers code is written by you and does what your code tells them to perform.

We can use Standard controllers or Custom Controllers with extensions at a time. But it is not possible to use the Standard controller & a Custom controller both together at a time.

Admin Level Salesforce Interview Questions

In this section we have listed Admin level salesforce interview questions and answers for experienced: 

Q18). Explain briefly the details of Salesforce SaaS functionality?

Answer to interview questions salesforce. 18

Some of the key structures of Salesforce SaaS are:

  • A pay-as-you-go framework flawlessly suited for all clientele.
  • No hassle of substructure management.
  • All requests are retrieved via the internet.
  • Simple incorporation amid numerous applications.
  • The newest features are provided deprived of any postponement.
  • Definite uptime and safety.
  • Scalable presentation for numerous operations.
  • Capability to contact via mobile devices from any place.

Q19). How does Salesforce organize sales tracing?

Answer to salesforce interview questions.19

Salesforce is very scrupulous when it comes to copying complicated details like sales statistics, client details, customer assisted, replication clientele, to generate thorough reports, charts, and consoles for keeping track of sales.

Interview Questions On Salesforce

Q20). How many associations are present in Salesforce?

Answer to salesforce interview questions.20

The two significant relationships in Salesforce comprise:

  • Lookup Association
  • Master-Detail Association

Read More: Start Your Career in Salesforce

Q21). Explain the meaning of Trigger in Salesforce?

Answer to salesforce interview questions.21

A Trigger is just a code that is implemented before or after a record is introduced or updated.

Q22). Describe the several Standard Profiles in Salesforce?

Answer to salesforce interview questions.22

Describe the several Standard Profiles in Salesforce?

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  • System Superintendent – Customization and management of the application.
  • Normal User – Can edit, view, inform or erase one’s own record.
  • Read Only – Able to impartially view the accounts.
  • Solution Manager – Originates with standard user authorization but also can accomplish groups and available solutions.
  • Marketing User – Is able to import leads into the group along with standard user authorizations.

Q23). Describe the Force.com platform?

Answer to salesforce interview questions.23

Force.com is the complete substructure and codebase on which the whole Salesforce application occurs. In other words, Salesforce is assembled on Force.com which is a Platform as a Service (PaaS) that leases to abridge the design, growth, and placement of cloud-based applications and websites. Salesforce designers can work with Cloud Combined Development Environment and organize the applications on the Force.com servers.

Salesforce Technical Interview Questions 

Q24). List the numerous types of Reports accessible in Salesforce.

Answer to salesforce interview questions.24

List the numerous types of Reports accessible in Salesforce.

Here are the Types of Reports Formats Available in Salesforce:

  • Tabular report: Tabular is the default report format in salesforce. In Tabular format, the grand total is displayed in a table format.
  • Matrix report: These reports provide the most detailed view of our data and allow you to group records both by row and by column.
  • Summary report: Summary reports are similar to tabular reports, but in these reports, you can group rows of data, view subtotals, and create charts.
  • Joined report: when two or more reports are joined into one, it creates a joined report that allows you to create multiple views of your data. 

CRM Salesforce Interview Questions

Q25). Describe the number of reports that can be added to the Salesforce dashboard?

Answer to salesforce interview questions.25

A Salesforce Dashboard is seen as a graphic and pictographic depiction of a report with the capability to add up to 20 reports within a solitary dashboard.

Q26). Describe the different dashboard components?

Answer to salesforce interview questions.26

Salesforce dashboard components are charts, tables, gauges, metrics, or other components that you can create with VisualForce.

dashboard

Various Salesforce dashboard components are:

  • Gauge: A gauge is used for showing a single value within a range of custom values to see how far you are from reaching a goal.
  • Chart: Salesforce charts are a helpful visual representation of your reports.
  • Tables: Tables can be used to get a view of the data that is close to the underlying dataset, and also can be used to manipulate and extend the data to expose fresh insights.
  • Metric: metric is used for displaying a single key-value pair. 

Other Visualforce dashboard components are:

  • Visualforce page: A Visualforce page is similar to a standard Web page used for creating a custom component or showing information not available in other component types. It includes powerful features to access, display, and update your organization's data.
  • Custom S-component: Custom S-components allows developers to define attributes that can be passed into each component. It provides content that can run or be displayed in a browser like an Excel file, ActiveX Control, Java applet, and so on.

Q27). Explain the meaning of Visual force in Force.com?

Answer to salesforce interview questions.23

The Visual force can be well-defined as the user edge for the Force.com platform. It is an element-based framework that can comprise over 100 built-in workings. It comprises a tag-based markup language and individually Visual force tag links to a sheet or field. The Visual force framework brings on the normal MVC example. It is conceivable to have tight incorporation with the folder and organize auto-generated organizers for database matters. Developers can practice Apex codes to write their own directors. It is also conceivable to access AJAX workings or generate your own mechanisms.

Q28). List the numerous object relations in Salesforce? 

Answer to salesforce interview questions.28

  • One to Numerous
  • Many to Countless
  • Master Aspect

Q29). Explain the meaning of static resources in Salesforce?

Answer to salesforce interview questions.29

A static resource facilitates you to upload content that is in the format of .jar, .zip format, style bits, JavaScript, and so on. It is suggested to organize a still resource rather than uploading the file to the Papers tab since it is conceivable to set a set of files into a directory grading and upload it. These files can be effortlessly mentioned on a Visual force page.

Read More: Salesforce Certification Learning Paths

Q30). Distinguish amid Salesforce Object Query & Object Search language?

Answer to salesforce interview questions.22

Salesforce Object Query Language (SOQL) lets you find out only one object while the Salesforce Object Search Language (SOSL) lets you explore multiple objects. You can request all types of fields in SOQL, but you can request only text, email, and mobile numbers in SOSL. Data Manipulation Language processes can be achieved on query results but not on search outcomes.

Q31). What are the kinds of custom situations in Salesforce? What is the benefit of using custom settings?

Answer to salesforce interview questions.31

There are two kinds of custom locations in Salesforce: List Custom Locations and Hierarchy Custom Surroundings.

  • List Custom Situations are a type of convention location that delivers a refillable set of static information that can be retrieved from your group regardless of user/ profile.
  • Hierarchy Custom Situations are the additional type of custom situations that practice built-in ranked logic for “personalizing” locations for exact profiles or users. The benefit of using custom situations is that it permits developers to create a traditional set of contact rules for numerous users and profiles.

Developer Level Technical Salesforce Interview Questions

In this section we have listed developer-level salesforce technical interview questions and answers prepared exclusively under industry experts:

Q32). Explain the meaning of static dashboards in Salesforce?

Answers to Technical Salesforce Questions. 32 

Static dashboards are the elementary dashboard types that will be noticeable to any operator who has made a statement out of his information. An instance of this is what a Sales Manager/ Marketing Manager would be capable of seeing on his Salesforce.org. In other confrontations, a normal console shows information only from a solitary user’s viewpoint.

Q33). Explain the meaning of dynamic dashboards?

Answers to Technical Salesforce Questions. 33 

As you have read about the static dashboards already. Now comes the idea of dynamic dashboards. Dynamic dashboards are cast off to display data that is custom-made to a definite user. Let us deliberate the same instance as above. In case the Sales manager wants to understand the report produced precisely to only one of his team members, then he can practice dynamic dashboards.

Q34). Can dynamic dashboards be planned?

Answers to Technical Salesforce Questions. 34 

You can practice dynamic dashboards when you need to display user-specific information of a specific user, such as their quotas and sales, or amount of case conclusions, or leads transformed, etc. You can also practice a normal/ stationary console when you want to display regional or organization-wide data to an established number of users, such as a specific region’s sales quantity, or a specific support team’s concert on case conclusions. As far as the subsequent part of the question is disturbed, no we cannot plan a dynamic dashboard. That is because whenever we open the console, it will show the data produced in real-time.

Q35). Explain the different types of object relations in Salesforce? Specify the method to create them?

Answers to Technical Salesforce Questions. 35  

No set of Salesforce job questions is ample without linking relationships between objects in Salesforce. Relations in Salesforce can be used to create links amid two or more objects. The different kinds of object relationships in Salesforce are:

  • Lookup Relationship (1 to N)
  • Master-Detail Relationship (1 to N)
  • Junction Relationship (Many to Many) 

Q36). What do you understand about the Master-Detail Relationship in Salesforce?

Answers to Technical Salesforce Questions. 36 

It is a parent-child association in which the chief object assures the behavior of the subordinate child object. It is a 1: n association, in which there can be merely one parent, but numerous children. The chief idea you require to be distinguished is that being the supervisory object, the chief field cannot be unfilled. If a record/ field in the master object is erased, the consistent fields reliant on the object are also erased. This is named a force delete. Reliant on fields will receive the owner, allocation, and security locations from its master. You can describe master-detail relations amid two custom objects, or amid a custom object and normal object if the normal object is the main in the relationship.

Q37). When is Lookup Relationship used in Salesforce?

Answers to Technical Salesforce Questions.37 

Lookup relationships are cast off when you want to generate a link amid two objects, but without the dependence on the parental object. Like Master-Detail association, you can think of this as a procedure of parent-child association where there is only unique parental, but numerous children i.e. 1: n association. The alteration here is that contempt being a supervisory field, erasing a record will not result in involuntary deletion of the lookup field in the child thing. Thus, the records in the child object will not be exaggerated and there is no cataract delete here. Nor will the child fields receive the owner, sharing, or safety locations of its parent.

Read: Future Growth of a Salesforce Developer in 2020

Q38). When is Junction Relationship necessary in Salesforce? Explain based on your personal experience?

Answers to Technical Salesforce Questions.38 

This type of relationship can happen when there is a necessity to generate two master-detail relations. Two master-detail relations can be twisted by connecting 3 custom objects. At this time, two objects will be chief objects and the third object will be reliant equally on the objects. In easy words, it will be a child entity for mutually the master objects.

APP Builder Based Interview Questions On Salesforce

In this section App builder salesforce interview questions and answers, to ace your interview preparation:

Q39). Can you have a roll-up instantaneous field in the situation of the Master-Detail relationship?

App Builder Interview Questions On Salesforce. 39

Yes, you can have a roll-up instant in case of a master-detail association. But not in case of a lookup association. A roll-up instantaneous field is used to present value in a chief record based on the standards of a set of arenas in a record. The aspect record must be connected to the master through a master-detail relationship. There are 4 controls that you can do using the roll-up instantaneous field. You can sum the number of aspect records linked to a master record. Or, you can compute the sum, smallest value, or supreme value of a field in the aspect records.

Q40). Describe the meaning of the term “Data Skew” in Salesforce.

Answer to App Builder Salesforce Interview Questions.40 

Answer: “Data skew” is a state which you will come across when working with a large client where there are over 10,000 records. When one solitary user owns that numerous records, we call that ailment ‘ownership data skew’. When such users achieve updates, presentation issues will come across since of “data skew”. This occurs when some single user/ members of a solitary role own most of the accounts for an object.

Read More: Future Scope of a Salesforce Developer

Q41). What is the difference between a Role and a Profile in Salesforce?

Answer to App Builder Salesforce Interview Questions.40 

As stated in one of the preceding Salesforce interview queries, a profile will eventually control contact to which records an operator has in a Salesforce org. No user can make an effort on Salesforce.org without being allocated a profile. The Profile is consequently compulsory for each user. Role though is not compulsory for each user. The main function of the Role/ Role grading is that it permits higher-level users in order to get entries to records possessed by lower-level users in the grading. An instance of that is Sales Managers getting contact with records possessed by Sales Reps while their competitors do not get in contact with it.

Q42). What are the instances of non-deterministic Force.com formula arenas?

Answer to App Builder Salesforce Interview Questions.42

Before I specify some of the instances, let me give you an outline of settled and non-deterministic formulary fields.

  • Formulation fields whose worth will be static are mentioned as deterministic fields.
  • While, formula fields whose value will be altered vigorously or whose standards will have to be intended on the fly, are mentioned as non-deterministic formula arenas.

A classic instance of that is a formulation returning the existing date and time. Some instances of non-deterministic fields in Force.com are:

  • Lookup arenas
  • Formula fields whose orientation spans over other objects.

Q43). Explain the meaning of an external ID in Salesforce? Explain the field data types that can be cast off as exterior IDs?

Answer to App Builder Salesforce Interview Questions.43

An exterior ID is a custom field that can be used as an exclusive identifier in a record. External IDs are mostly used while introducing records/ data. When introducing records, one amongst the many areas in those records is essential to be clear as a peripheral ID (unique identifier). A significant point to note is that only traditional fields can be used as External IDs.

APEX Salesforce Interview Questions

In this selection we have added the most frequently asked APEX Salesforce interview questions and answers:

Q44). What do you understand by APEX in Salesforce?

Answer to APEX Based Salesforce Questions. 44

Apex is a strongly typed OOPs language that is responsible for the execution of transaction control statements and the data flows. With the APEX, you can add necessary business logic to each system event.

Q45). What are the benefits of the APEX programming language? 

Answer to APEX-Based Salesforce Questions. 45

The benefits of APEX programming language are as follow:

  • Integrated
  • Inline salesforce Query Language
  • Easy to Use
  • Easy to Test
  • Version Control System
  • Multi-Tenant Architecture

Q46). When should you Use APEX for your cloud project? Share your personal experience.

Answer to APEX-Based Salesforce Questions. 46

Here are the instances where APEX can be used for different purposes and I have also used it for my past projects too.

  • Email services can be created with APEX.
  • Web services creation
  • Complex validation can be performed for multiple projects.
  • If there are any business processes that are not supported by the workflows.
  • To create the custom transaction logic and attach the same to another element.

Q47). Explain the working of APEX for the Force.com platform?

Answer to APEX-Based Salesforce Questions. 47

Most of the APEX elements run over the Force.com platform. The working of APEX programming language is like any other programming language where there is one compiler, interpreter, server, etc. The APEX code is understood by the APEX interpreter and compiled or executed by the compiler further. The compiled data is stored as metadata over the server and the final output is exchanged between machines.

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Interview Questions On Salesforce

Q48). How to create Email services in APEX Salesforce?

Answer to APEX Based Salesforce Questions. 48

This is an automated service with specific APEX classes, headers, attachments, or inbound emails, etc. For each email service, there can be multiple email addresses that can be added to exchange email messages in the future.

Read More: Salesforce Data Loaders Tools: Import & Export Data

Q49). How will you define the Map classes in APEX Salesforce?

Answer to APEX-Based Salesforce Questions. 49

A Map class is a collection of value pairs where each entry has some significant unique ID and it is paired with a single value. It may be objects, data primitives, classes, data types, user-defined values, etc. Here is an example, where a map class represents the combination of countries and their currencies.

Country (Key)

United States

Japan

France

England

India

Currency (Value)

Dollar

Yen

Euro

Pound

Rupee

Q50). Define the syntax for the SOQL statement.

Define the syntax for the SQQL statement.

Q51). How will you define the APEX interface in Salesforce?

Answer to APEX-Based Salesforce Questions. 51

APEX interface is a collection of methods that were never implemented as global. It signifies the signature of the method, inputs, and final outputs.

Q52). How to identify a controller as being an extension?

Answer to APEX-Based Salesforce Questions. 52

When a controller behaves as an extension it declares a constructor which takes another controller explicitly. For example: public myControllerExtension(ApexPages.StandardController stdController) {this.acct = (Account)stdController.getRecord(); }

Q53).  What are wizard controllers and how are they different from other controllers?

Answer to APEX-Based Salesforce Questions. 53

Wizard control eliminates the need to design forms to execute a step-by-step process in the actual business flow. It provides a mechanism that allows you to easily build the desired wizard as a collection of steps, add a new step if required, or reorder the steps.

Wizard controllers are capable of managing multiple pages and state across each page that is not possible to manage by other controllers in VisualForce.

Q54). What does the transient keyword do in Salesforce?

Answer to APEX-Based Salesforce Questions. 54

The transient keyword is used to declare instance variables that can not be saved and should not be transmitted as part of the view state for the visual force page. 

Q55). What is an attribute in Salesforce lightning?

Answer to APEX-Based Salesforce Questions. 55

Lightning Component Attributes (aura: attribute) are like member variables, making your lightning component more dynamic. Attributes used in lightning component code to store information to be referenced. Attribute tag, tag is used to add an attribute to the Salesforce lightning component and App. 

Salesforce Visualforce Interview Questions

In this section we have listed Visualforce related interview questions:

Q56).  What is AJAX typically used for in Visualforce?

Answer to Visualforce Salesforce Questions. 56

AJAX is primarily used for partial page updates in Visualforce, allowing the exchange of data between server and client without reloading the complete web page. Visualforce provides inbuilt support for the AJAX. Using the “rerender”  attribute, you can specify where the response should be rendered. It allows the client browser to avoid waiting for all data to arrive before allowing the user to act once more.

Q57).  Why use an Apex program within the Visualforce page?

Answer to Visualforce Salesforce Questions. 57

Apex is an object-oriented programming language that allows developers to execute flow and transaction control statements on the Lightning platform server in conjunction with Lightning Platform​ API calls.  Apex runs entirely on-demand on the Lightning Platform, enabling developers to add business logic to most system events, including button clicks, related record updates, and Visualforce pages. Code written in Apex can be easily initiated by Web service requests and from triggers on objects.

Q58). What are the different types of bindings used in Visualforce?

Answer to Visualforce Salesforce Questions. 58

Visualforce uses three types of bindings :

  1. Data binding: It refers to the binding dataset to your page from the controller.
  2. Action bindings: It refers to binding action methods to your page defined in the controller.
  3. Component bindings: It refers to the binding of other Visualforce components with your page.

Q59).  What are global variables in Salesforce?

Answer to Visualforce Salesforce Questions. 59

Global variables are defined as a special type of merge fields provided by Salesforce to reference general information about the current user and your organization on a page. They are referenced using Visualforce expression syntax to be evaluated, for example, {!$ User. FirstName} .

Q60). What are the Gov Limits in Salesforce.com?

Answer to Visualforce Salesforce Questions. 60

Governors or Gov. limits track and enforce the statistics outlined in the following table. These are per-transaction certified managed package limits, if a script ever exceeds a limit, the associated governor issues a runtime exception that cannot be handled.

Overview

Governor Limit

SOSL queries issued (total number)

220

DML statements issued (total number)

1650

Governor Limits in Salesforce for the total number of callouts (HTTP requests or web services calls) per transaction

1100

SendEmail methods allowed (total number)

110

Read: A Basic Overview for Salesforce Security

Salesforce Coding Interview Questions

Q61). Have you heard of the term Batch APEX? If yes, justify your answer.

Answer to Salesforce Coding Interview Questions.61 

Yes, Batch APEX is a technique that allows you to break the single job into multiple manageable chunks that can be further processed independently and combined when needed.

Q62). Give an example of APEX triggers with syntax.

Answer to Salesforce Coding Interview Questions. 62

Give an example of APEX triggers with syntax.

Q63). Define Scheduler in APEX Salesforce?

Answer to Salesforce Coding Interview Questions. 63 

APEX scheduler invokes the APEX class and runs the same at a specific time interval. Anybody interesting in scheduling class must use the scheduled interface. The syntax of an APEX Scheduler class and interface is shown in the example below –

Define Scheduler in APEX Salesforce?

Q64). Name the different APEX triggers in Salesforce?

Answer to Salesforce Coding Interview Questions. 64

An APEX Trigger is a code executed before or after the following DML operations like Insert, Delete, Update, Merge, Upsert, Undelete, etc. There are two types of APEX triggers in Salesforce.

  • Before Triggers that are used to update or validate values of a record before they are saved to the database.
  • Triggers are used to access field values of the records that are then stored in the database and use these values to make changes in other records.

Read More: Salesforce Automation Tools: Which Do You Use

Q65). Define managed sharing in APEX?

Answer to Salesforce Coding Interview Questions.65 

This is a capability that allows Salesforce developers and admins to share the resources. Specific permissions are set to manage the sharing and limit access. You are free to change the permissions whenever needed.

Q66). How to add the flows to the Visual Force pages?

Answer to salesforce coding interview questions. 66

How the add the flows to the Visual Force pages?

Q67). What do you mean by multi-tenant architecture in Salesforce?

Answer to interview questions salesforce. 67

This is an application where apps and users share a common code base and infrastructure.

Q68). What do you understand about the Appexchange directory?

Answer to interview questions salesforce. 68

A directory where multiple apps or demo content is available to view, download, or analyze for your next project.

Q69). How will you explain the data-driven development model in APEX?

Answer to interview questions salesforce. 69

In this development model, the app structure is defined as a ‘blueprint’ and there is no code required in the beginning. Data, objects, methods, relations, and the hierarchy can be defined as the metadata in the case of a metadata-driven development model.

Q70). Does Apex in Salesforce support DML operations?

Answer to interview questions salesforce. 70

Yes, Apex supports DML operation. It offers two ways to perform DML operations either by using DML statements or by Database class methods. It provides flexibility in performing data operations. DML statements are more straightforward to use and result in exceptions that can BE handled in your code.

Final Thoughts On Salesforce Interview Questions

We hope this set of most frequently asked top 70 Salesforce interview questions and answers will help you ace your job interview for developer & admin profile and get selected in the leading MNCs worldwide. For building a successful salesforce career, check out various Salesforce Certifications. It will also help you to understand the job roles & responsibilities and chalk out a career path for yourself.

But you are strongly recommended to opt for a Salesforce training program before you appear for the interview to master the cloud skills at JanBask Training. We are always here to help you with the best content and information.

Looking for more salesforce questions and answers for experienced with expert guidance to crack the interview, feel free to connect with our experts. Let us know if this SFDC interview questions guide helped in your interview preparation!!

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    Rashi Pundeer

    Rashi is the originator and primary contributor to this blog. With fact-dragging research and a tech-savvy approach, Rashi has been helping digital learners with quality content at Janbask Training.


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