Mindtree Solutions Senior Analyst Interview Questions and Answers for Experienced

Yes, Object-Oriented Programming (OOP) is a programming paradigm based on the concept of objects.

• OOP focuses on creating objects that contain both data and methods to manipulate that data.

• Key principles of OOP include encapsulation, inheritance, and polymorphism.

• Examples of OOP languages include Java, C++, and Python.

A constant in PHP is a variable whose value cannot be changed during the script execution.

• Constants are defined using the define() function in PHP.

• Constants are case-sensitive by default.

• Constants can be accessed globally.

• Example: define('PI', 3.14);