Php Architect Interview Questions and Answers

SOLID principles are a set of guidelines for writing maintainable and scalable code.

• Single Responsibility Principle (SRP) - a class should have only one reason to change

• Open/Closed Principle (OCP) - classes should be open for extension but closed for modification

• Liskov Substitution Principle (LSP) - subtypes should be substitutable for their base types

• Interface Segregation Principle (ISP) - clients should not be forced to depend on interfaces they do not use

• Dependency Inversi...read more