Mahesh Kapile’s Post

Salesforce important interview questions and answers in admin and Developer (Fresher) Que:- Describe Array functions. Ans:- reduce() :- reduce applies a function against an accumulator and each element in the array (from left to right) to reduce it to a single value.  It iterates over each element of the array and accumulates a single value.

Salesforce important interview questions and answers in admin and Developer (Fresher) Que:- Describe Array functions. Ans:- 2) map()  :-   The map creates a new array by applying a provided function to every element in the calling array.   It returns a new array with the results of calling the provided function on every element in the calling array.

Salesforce important interview questions and answers in admin and Developer (Fresher) Que:- Describe Array functions. Ans:- 3) filter()  :-  filter creates a new array with all elements that pass the test implemented by the provided function.   It returns a new array containing only the elements for which the provided function returns true.

Salesforce important interview questions and answers in admin and Developer (Fresher) Que:- What is a difference between synchronous and asynchronous transaction. Ans:-

Salesforce important interview question and answer in admin and Developer (Fresher) Que :- can you convert lookup relationship to master detail relationship? Ans :-  Yes , We can convert lookup relationship to master detail relationship but parent lookup should be populated on every child record. Que:- can you convert master detail relationship to lookup relationship? Ans:- Yes , We can convert master detail relationship to lookup relationship but roll-up summary field is not available on  that master record.

Salesforce important interview questions and answers in admin and Developer (Fresher) Que:- Describe Array functions. Ans:- 1)forEach()  :-   ‘forEach’ iterates over an Array and executes a provided function once for each array element.   It does not return a new array but modifies the existing one.   It is commonly used for executing a function for each element without producing a new array.

Salesforce important interview questions and answers for admin and Developer (Fresher) Que:- Can We Apply Validation Through a Trigger? Ans:-Yes, validation can be applied using the addError() method.

Salesforce important interview question and answer in admin and Developer (Fresher) Que:- What is validation rule and its uses? Ans:- A validation rule is feature commonly found in database management system and business application like salesforce. In simple term, a validation rule acts as a condition or set of condition that data must satisfy in order to be considered valid. If a record fails to meet the criteria specified in the validation rule the system will prevent the user from saving the record until the issue are address. Uses:- Ensure that data enter into specific fields meet defined standards. Prevent user from saving incorrect or incomplete data reducing the need for data clean-up and maintenance. Provide clear error message to guide user on what needs to be corrected before they can process. Validation rule can also be used in to trigger automated action based on specific condition.

Salesforce important interview questions and answers in admin and Developer (Fresher) Que:- What is a Report? Ans:-  report is a list of records related to objects that meet the criteria defined.  -->One can filter, group, and do maths on a report.  -->One can display reports graphically through charts.  -->The report folder determines how to access a report to view, edit, and manage it.   -->Report folders can be public, hidden, or shared. Que:- Types of report? Ans:- 1) Tabular report – Make a List.          2) Summary report – Group by rows.          3) Matrix report – Group by rows and columns           4) Joined report – Have more than one report together. Que:- What is a Dashboard? Ans:- A dashboard is the visual display of key metrics and trends for records in your org. --> The source of the dashboard is the report. -->You can place one report in multiple dashboard components. -->Multiple reports on a single dashboard page make it a powerful visual display.  

Salesforce important interview question and answer in admin and Developer (Fresher)       What is the Difference between Master Detail relationship and Lookup relationship? Ans:- In Master detail relationship detail record existence depend on master record. if we delete master record all its child record delete automatically is called cascade delation . In Lookup relationship if we delete parent record does not automatically deletes it’s child record. In master detail relationship roll-up summary field is available to calculate values from the related record. In Lookup relationship roll-up summary field is not available to calculate values from related record. You must used triggers and and custom formula to achieve similar functionality. In master detail relationship detail record inherit security and sharing setting from master record. In Lookup relationship each record has its own security and sharing setting independent on parent record. In Master detail relationship detail record is always required because you can not create detail record without associating with master record. In Lookup relationship child record is optional because you can create child record without associating with parent record.