Interview Questions and Answers

Best practices for triggers and test classes

• Triggers should be kept simple and focused on a single task

• Test classes should cover all possible scenarios and edge cases

• Use System.assert() to verify expected results

• Avoid hardcoding values in test classes

• Use @testSetup to create test data

• Avoid using SeeAllData=true

• Use Test.startTest() and Test.stopTest() to test governor limits

• Test both positive and negative scenarios

• Use Test.isRunningTest() to avoid executing certain code during...read more

Flows and Process Builder are both automation tools in Salesforce, but Flows are more complex and versatile.

• Flows allow for more complex logic and branching than Process Builder

• Flows can be initiated by a user or by a trigger, while Process Builder can only be initiated by a trigger

• Process Builder is simpler and easier to use for basic automation needs

• Both tools can update records, create records, and send emails

• Flows can also be used to collect data from users and make decis...read more

Rank assigns unique ranks to each distinct row, while dense rank assigns consecutive ranks to rows with the same values.

• Rank leaves gaps in rank values if there are ties, while dense rank does not

• Rank function is used to assign a unique rank to each distinct row based on the order specified, while dense rank function assigns consecutive ranks to rows with the same values

• For example, if we have scores of 90, 85, 85, 80 - rank would assign ranks 1, 2, 2, 4 while dense rank woul...read more

LWC is a newer component model that uses modern web standards while Aura is an older component model.

• LWC uses a shadow DOM while Aura does not.

• LWC has a smaller bundle size and faster performance compared to Aura.

• LWC has a more modular architecture while Aura has a more monolithic architecture.

• LWC has better support for mobile devices compared to Aura.

• Examples of LWC include lightning-input-field and lightning-button while examples of Aura include lightning:inputField and lig...read more

IAM major components are authentication, authorization, and identity management.

• Authentication: verifying the identity of a user or system

• Authorization: granting access to resources based on user roles and permissions

• Identity management: managing user identities and their access to resources

• Examples: Single Sign-On (SSO), Multi-Factor Authentication (MFA), Role-Based Access Control (RBAC)

Sub modules of SAP FICO include General Ledger, Accounts Payable, Accounts Receivable, Asset Accounting, and Controlling.

• General Ledger: manages financial transactions and generates financial statements

• Accounts Payable: manages vendor invoices and payments

• Accounts Receivable: manages customer invoices and payments

• Asset Accounting: manages fixed assets and depreciation

• Controlling: manages cost centers, profit centers, and internal orders