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Salesforce Admin Interview Questions and Answers Q. What is the Cloud computing? - "Cloud Computing is a model for enabling ubiquitous, convenient, on-demand network access to a shared pool of configurable computing resources that can be rapidly provisioned and released with minimal management effort or service provider interaction." Cloud computing is the on-demand availability of computer system resources, especially data storage and computing power, without direct active management by the user. Large clouds often have functions distributed over multiple locations, each location being a data center.   More info about Cloud Computing    Q. What are the characteristics of Cloud Computing? - On-demand, Scalable, Multi-tenant, Reliability and Utility based subscription. Q. What are the different types of clouds? 1. Public Cloud 2. Private Cloud 3. Hybrid Cloud Q. What is Public cloud? - A service provider makes resources, such as applications and storage, available to ...

  Roll-Up Summary Fields   A roll-up summary field calculates values from related records, such as those in a related list. You can create a roll-up summary field to display a value in a master record based on the values of fields in a detail record. The detail record must be related to the master through a master-detail relationship. For example, you want to display the sum of invoice amounts for all related invoice custom object records in an account’s Invoices related list. You can display this total in a custom account field called Total Invoice Amount. Steps to Create a Roll-Up Summary Field: Create a custom field on the object where you want the field displayed. Summary fields summarize the values from records on a related object, so the object on which you create the field should be on the master side of a master-detail relationship. For instructions on creating a custom field, see Create Custom Fields. Choose the Roll-Up Summary field type, and click Next. Enter a fiel...

  Apex Triggers in Salesforce A Trigger is a segment of Apex code which executes before or after inserting or modifying a Salesforce record based on the condition provided. There are different types of triggers based on the action going to be performed. What is Trigger in Salesforce ? Trigger in Salesforce is essentially an Apex script used by developers before or after events related to data manipulation language (DML). Here are some of the key types of operations executed by a trigger: 1. Inserting data into the system. 2. Updating data within the system. 3. Deleting data from the system. 4. Merging data across platforms. 5. Upserting data into the system. 6. Undeleting data from the system. What are different types of Triggers? Before triggers are used to perform a task before a record is inserted or updated or deleted. These are used to update or validate record values before they are saved to the database. After triggers are used if we want to use the information set by the...

Salesforce Collections: List, Set, Map Collections are the group of similar types. There is no limit on the number of items a collection can hold. However, there is a general limit on heap size. There are three types of Salesforce collections. List Set Map 1. List: List is an ordered collection of elements which will allow duplicates. A list is an ordered collection of typed primitives SObjects, user-defined objects, Apex objects or collections that are distinguished by their includes. The index position of the first element in a list is always '0' List elements can be of any data type: primitive types, collections, sObjects, user-defined types, and built-in Apex types. A list is an ordered collection of elements that are distinguished by their indices. To declare a list, use the list. keyword followed by the primitive data, SObject, nested list, map, or set type within < >characters. List Syntax: List<datatype> listName = new List<datatype>(); Note:-  Simil...