Interview Questions-PHP Laravel React

  Here are key PHP OOP (Object-Oriented Programming) exercise questions with solutions: Basic Class and Object Exercise: // Create a simple bank account class class BankAccount {     private $accountNumber;     private $balance;     public function __construct($accountNumber, $initialBalance = 0) {         $this->accountNumber = $accountNumber;         $this->balance = $initialBalance;     }     public function deposit($amount) {         if ($amount > 0) {             $this->balance += $amount;             return true;         }         return false;  ...