Free Udemy Course: 540 PHP Interview Questions: Syntax, OOP, Security & APIs

Get ready to test and sharpen your PHP skills with this comprehensive quiz-only course!This course features 540 carefully crafted PHP questions and answers covering essential topics from PHP basics and syntax to advanced concepts like object-oriented programming (OOP), security, databases, error handling, and REST APIs. Each of the six quizzes contains 90 timed questions (45 minutes each) designed to simulate real exam or interview conditions — perfect for anyone preparing for PHP interviews or looking to strengthen their knowledge.What makes this course unique is the detailed explanation provided for every correct answer, helping you truly understand the “why” behind each concept rather than just memorizing facts. Plus, every time you take a quiz, the order of questions and answers is randomized, ensuring you develop deep, lasting knowledge through active recall.Course content overview:PHP Basics & Syntax: Variables, data types, operators, control structures, functions, and core syntax essentials.Object-Oriented PHP: Classes, objects, inheritance, encapsulation, interfaces, constructors, destructors, and all key OOP concepts.PHP Security: Common vulnerabilities like SQL injection, XSS, CSRF, and secure coding best practices to write safer PHP applications.PHP Databases: Database connections (MySQLi/PDO), query optimization, transactions, and CRUD operations to boost your backend skills.Error & Exception Handling: Master try-catch blocks, custom exceptions, and logging to build robust, error-resistant PHP code.PHP & REST APIs: HTTP requests and responses, JSON handling, authentication, and creating RESTful APIs with PHP.Each quiz is a focused, practical test of your knowledge, with 90 randomized questions per topic to keep your learning fresh and effective. After every question, you get a clear, concise explanation of why the correct answer is right — helping you learn from mistakes and reinforce important ideas.Why enroll?Realistic, timed quizzes: Six 45-minute exams simulate the pressure of real interviews or certifications, helping you practice managing your time efficiently.Extensive question bank: With 540 interactive Q&A covering all crucial PHP areas, you get comprehensive practice and deep understanding.Randomized questions: Every time you start the test, the quiz shuffles questions and answers to prevent memorization and promote genuine comprehension.Detailed explanations: Learn the reasoning behind every answer so you can apply the knowledge confidently in real projects and interviews.Self-paced learning: Unlimited quiz attempts let you practice as much as you want until you feel fully prepared.Who should take this course?Beginners looking to build a solid PHP foundation through interactive, hands-on learning.Job seekers and interview candidates who want to practice with realistic PHP interview questions to boost their confidence.Developers needing to refresh key PHP topics such as OOP, security, and API integration before career milestones or certification exams.Students and self-learners aiming to reinforce classroom or online lessons with targeted quiz practice.By the end of this course, you will have practiced hundreds of PHP questions, mastered common interview topics, and gained the confidence to excel in PHP programming and interviews. Sharpen your PHP skills with realistic practice tests and expert explanations — enroll now and start acing your PHP quizzes and job interviews!