Intermediate PHP Interview Questions
Ready to go deeper? These 14 intermediate PHP interview questions bridge the gap between the basics and senior-level depth, focusing on the practical patterns and trade-offs interviewers probe for mid-level roles.
14 PHP questions
- 1How does authentication work in PHP?Intermediate
- 2What are REST APIs in PHP?Intermediate
- 3Explain MVC architecture in PHP.Intermediate
- 4What is autoloading in PHP?Intermediate
- 5What are traits in PHP?Intermediate
- 6What is dependency injection?Intermediate
- 7Explain PDO in PHP.Intermediate
- 8What is Composer in PHP?Intermediate
- 9What are namespaces in PHP?Intermediate
- 10What are interfaces and abstract classes?Intermediate
- 11Explain Object-Oriented Programming in PHP.Intermediate
- 12PHP Interview Question 5 (Free)Intermediate
- 13PHP Interview Question 2 (Free)Intermediate
- 14PHP Advanced Interview Question 8Intermediate
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Frequently asked questions
How many intermediate PHP interview questions are there?
This page covers 14 intermediate-level PHP interview questions, each with a short answer, a deeper explanation, code examples, common mistakes and follow-up questions.
Are these PHP questions suitable for intermediate interviews?
Yes. Every question is tagged intermediate difficulty and chosen to match what interviewers expect at that level, so you can focus your preparation without wading through questions that are too easy or too hard.
How should I practise these PHP questions?
Read the short answer first, attempt the question yourself, then expand the detailed explanation and real-world example. Review the common mistakes and follow-up questions to make sure you can handle interviewer probing.