Salesforce Developer Interview Questions

Collection, in Salesforce, is a type of variable capable of storing various records. There are three types of Collection- List, Map and Set.

• Create a new unmanaged package on the source org by clicking Setup > Create > Package,
• Give a name, set a version, and write description, etc.
• Click on Save
• Click on Add button in Package Components section
• Select "Component Type" picklist, after that check boxes for items that are to be included in the package.
• Before changing "Component Type" again, click on Add To Package button which is at the top.
• Click on Cancel after adding components to the package
• Click on Upload button on the main screen
• Wait for URL to be shown

No, it can't be done as Apex doesn’t permit them to Customise Apex and Visualforce directly.

Governor limits are the usage caps that are used to ensure efficient processing. They allow being used by multiple users without sacrificing the performance quality. There are several kinds of Governor limits, Professional Edition allows 50 custom objects. On the other hand, one has access to 2,000 objects for Unlimited Edition.

The minimum test coverage is 75%

Three types of Collection available in Apex are-

• List
• Set
• Map

LMS is a Lightning Message Service that is based on a new metadata type i.e. Lightning Message Channels. These channels are used to access the LMS API. In LWC, the @salesforce/messageChannel module is used to access Lightning Message Channel.

Three main types of APIs used in Salesforce are-

1. REST API- It allows the user to integrate with Force.com applications with the help of simple HTTP methods in JSON or XML formats. This idea is used to develop external clients and mobile applications.

2. Bulk API- it offers programmatic access that makes it easy to load data in the Salesforce organization.

3. Streaming API- When a user wants to receive notifications regarding the changes made in Salesforce data then Streaming API is used. For that, a SOQL query should be defined.

Yes, we can. It offers a great way to decompose the applications into the components easily. To implement various features, the process of building applications is dependent on others like Jquery, Moment.js, and Twitter Bootstrap.

Salesforce is a company that specializes in offering CRM services to businesses that help them in using cloud technology. It is SaaS i.e. Software as a service that enables companies to help businesses to market their customers, track customer activity and avail many other services.

There are many benefits of using Salesforce

1. Ground-breaking innovation:

Salesforce mainly works about metadata, which means data about data. It helps customers to efficiently commercialize and innovate while giving the best experience to collaborators, partners, and clients.

2. Ease of Use:

The software is very easy to use even by non-technical users. The learning curve is very slight. The eased of use of requirements and extremely intuitive user experience are big benefits of using Salesforce. No coding, no technology learning- just easy-to-use SaaS.

3. Cloud Of Trust:

Here, you can’t lose any kind of information easily. This is a tension-free environment.

PaaS or Cloud Platform Service is the short form of Platform As A Service is a framework used to customize and develop applications. It is a framework that is the most preferred by developers because it provides cloud components to the software. When users start developing applications, there come various logistics issues that are taken care of by the cloud-based platform. Testing of application and development along with deployment has become very easy, quick as well as cost-effective. Many software components are inbuilt in PaaS which helps to effectively create personalized applications. It also assists in managing computing infrastructure.

IaaS is Infrastructure as a Service. It is considered a self-service model that is built to provide Cloud Infrastructure Services to businesses. The main motive of such services is to access, monitor, and manage the remote data center infrastructures. The main functionalities related to infrastructure such as effective firewalls, storage, networking, etc are made easy with IaaS. All the details revolving around servers, networking, virtualization, and storage are handled with care.

SaaS is Software As A Service that forms the largest cloud market. It is a cloud application service that is growing at a fast rate. SaaS is an effective service that makes it possible for the end-user to use the services via the web. Also, it interacts with the customers with the help of an interface. In simple words, when you are seeing that most of the applications on the internet are accessible through a web browser, you are using SaaS indirectly. All thanks to the technology that we are using such wonderful applications sitting at home. Most importantly, SaaS has been able to contribute to collaboration, email, and health care, etc.

• RecordTypeId
• Division
• CreatedDate
• Systemmodstamp (LastModifiedDate)
• Name
• Email (for contacts and leads)
• Foreign key relationships (lookups and master-detail)
• The unique Salesforce record ID, the primary key for each object

There are 4 different types of relationships in Salesforce

• Master-Detail relationship.
• Lookup Relationship.
• Many-Many Relationship.
• Hierarchy Relationship (we cannot use this relationship).

The process to create many-many relationships in Salesforce- It can be created between two objects such as-

• Junction Object is created.
• A junction object can also be called a Join Object.
• By creating two master-detail relationships
• Customizing the report to get the maximum output
• Personalizing the lists on the page layouts that are related to two master objects

In Salesforce, profiles are defined by job function and are a collection of permissions and settings defining the functions of a user. A profile can control “User permissions, Object permissions, Tab Settings, Apex Class Access, Field Permissions, Page layouts, Login hours and Login IP ranges. The types of profiles in Salesforce are Standard profiles, Custom Profiles. Two users have the same profile but one user can have access to only one profile at one time.

In Salesforce, SaaS has been proving very helpful for the companies but it provides subscription-based services to clients. So, it is in their hands that whether they want to renew the service and there would not be any kind of penalty except not been able to use Salesforce. The main purpose of SaaS is to help businesses that are not okay with having initial start-up investments. Also, the easy integration and simple Internet interface are other advantages.

Triggers are used to perform operations as per their specific conditions. Triggers in Salesforce help to restrict some specific operations from happening and also to modify related records. Anything you want to do in Apex, you need triggers.