PHP is a server-side scripting language designed for web development, enabling dynamic page generation, server-side processing, and database interaction for web applications.

What are PHP magic methods?

Magic methods are special methods in PHP that are called automatically when certain conditions are met, such as __construct, __get, __set, __call, enabling operator overloading.

What is autoloading in PHP?

Autoloading is a mechanism in PHP that automatically includes class files when they are instantiated, eliminating the need for manual include statements using __autoload or spl_autoload_register.

PHP Interview Questions

311. How would you optimize CI/CD pipelines for massive PHP monorepos?

312. What distributed-build caching strategies improve PHP delivery speed?

313. How do platform teams coordinate deployments across hundreds of PHP services?

314. How would you design preview-environment strategies for distributed PHP systems?

315. What rollback strategies work best for broken PHP deployments?

316. How do stale configurations create cascading production failures?

317. How would you globally invalidate broken API configurations safely?

318. What observability platforms are essential for PHP ecosystems?

319. How would you correlate distributed traces across PHP microservices?

320. What runtime metrics are most valuable for diagnosing backend instability?