1.What are Design Patterns? Design patterns represent the best practices used by experienced object-oriented software developers. Design patterns are solutions to general problems that software developers faced during software development. …
Who can able to DELETE a Salesforce Records? The General rule is as below: – Administrator – Record Owner – Above the Record Owner (based on the organization role hierarchy) …
Differences between SOQL and SOSL in Salesforce? SOQL (Salesforce Object Query Language) Let’s you query a object in salesforce. You can have nested queries. Returns a list of sobject records. …
41.Write a query to delete a table from database.? DROP TABLE table-name is the syntax to delete a table from database.
31.When you will face SQLCODE -911? At the time of deadlock or timeout you will face SQLCODE -911.
How to insert Parent and Child records in a Single DML Statement? It can be done with help of External Id. Use a External ID fields as foreign keys to …
21.When you will face SQLCODE -922? If a user is not authorized to access DB2 objects, he will face SQLCODE -922.
11.In a COBOL-DB2 program all SQL statements must be coded in Area A. State whether true or false? This statement is incorrect as SQL statements must be coded in Area …
1.What is the picture clause of Null Indicator variable? S9(4) COMP is the picture clause of a null indicator.
41.What is polymorphism? The word polymorphism means having many forms. In object-oriented programming paradigm, polymorphism is often expressed as ‘one interface, multiple functions’.
