Core PHP Interview Questions and Answers in 2025 (100+ Q&A)

Ques:- What is the difference between Html and Html5?

Asked In :- Testrig Technologies, Webtech Developers, OneOrigin, Ospyn Technologies, SSB Software Solutions, Bombinate Technologies, Shop Hop, alight solutions, impetus, cloudreach,

Right Answer:
HTML5 is the latest version of HTML, which includes new features like semantic elements (e.g., `<header>`, `<footer>`, `<article>`), support for audio and video embedding, improved parsing rules, and enhanced APIs for web applications, while HTML (often referring to HTML4) lacks these advancements and features.

Core PHP

Ques:- What is serial and unserial () in php?

Asked In :-

Core PHP

Ques:- How to upload any file through php?

Asked In :-

Core PHP

Ques:- What’s your qualification and experience in this field?

Asked In :-

Core PHP Excel HTML MS-Word

Ques:- What is telecom

Asked In :- Xoriant Solutions Pvt Ltd, Blackbuck Insights, Anand Rathi, iOPEX, Siemens Healthineers, Factspan, Anthem Biosciences, InCred, Gradeup, Ahalia Money Exchange,

Right Answer:
Telecom, short for telecommunications, refers to the transmission of information over distances for communication. It includes various technologies such as telephone, internet, radio, and television that enable the exchange of data and voice.

Core PHP

Ques:- What is .net architecture?

Asked In :-

Core PHP

Ques:- What is Advanced HTML ?

Asked In :- Craft Silicon,

Codeigniter Core PHP Css3 HTML Javascript Jquery MySQL

Ques:- Its final interview for hire?

Asked In :- Muvi Entertainment, Infiniti Software Solutions, SPB, Young Globes, Payoda, TechMojo Solutions, Invenger Technologies, 3clogic, Utthunga, MAXVY,

Right Answer:
It seems like the question is incomplete or unclear. Please provide more context or clarify the question for a proper answer.

Core PHP Software Testing Engineer/ Test Automation Engineer

Ques:- What is software testing?

Asked In :- Navis LLC, KareXpert Technologies, Silfra Technologies, d. e. shaw research,

Core PHP

Ques:- What is animation?

Asked In :-

Core PHP

Ques:- What is magento

Asked In :-

Core PHP Web Designer

Ques:- What is error type?

Asked In :-

Core PHP

Ques:- What is integrity?

Asked In :-

Core PHP CSS HTML MySQL Software Developer/ Programmer wordpress

Ques:- WHAT IS HADOOP?

Asked In :- Namecheap Web Services, Zyoin Web Pvt., Shipmnts, C E I India, Digite Infotech, Verticurl Marketing, Diya Systems (Mangalore), Befree, Twilio, FABHOST WEB SOLUTIONS,

Right Answer:
Hadoop is an open-source framework that allows for the distributed processing of large data sets across clusters of computers using simple programming models. It is designed to scale up from a single server to thousands of machines, each offering local computation and storage.

Core PHP

Ques:- Difference b/w echo and print

Asked In :-

Core PHP MySQL

Ques:- What is the work-life balance like here?

Asked In :-

Core PHP CSS Photoshop Web Designer

Ques:- What is difference between HTML and html5

Asked In :- Infiniti Software Solutions, Art Technology and Software, ShopKeeper, Ideas2IT, OSI Digital, MagicPin, Multidots Solutions, Galaxy Weblinks, NovoInvent, Interview Mocha,

Right Answer:
HTML5 is the latest version of HTML, which includes new features like native support for audio and video, improved parsing rules, new elements (like `<article>`, `<section>`, `<nav>`, and `<header>`), and better support for web applications. HTML is the older standard that lacks these enhancements.

Core PHP Photoshop

Ques:- Is this a new role that has been created?

Asked In :- CEDCOSS Technologies, Global Infotainment, virtuos, jbk,

Right Answer:
Yes, this is a new role that has been created.

Core PHP

Ques:- What are the first three things you’d do on your first day at work here?

Asked In :-

Back Office Executive Core PHP Erp MS-Excel

Ques:- Why is there a light in the fridge and not in the freezer?

Asked In :- Ray Business Technologies, Booker Wholesale, Medline Industries India, Orcapod Consulting Services, NISC Exports Services (p), MAK Controls & Systems, Agilysys, Inc, Yalamanchili Software Exports, Invensis Technologies, LibSys,

Right Answer:
The light in the fridge is there to illuminate the space when the door is opened, making it easier to see and access food. The freezer typically doesn't have a light because it is designed for long-term storage and is opened less frequently, and the cold temperatures can make it difficult for a light to function properly.

The Core PHP category on takluu.com is designed for developers preparing for interviews that test their understanding of PHP fundamentals and server-side scripting. Core PHP forms the backbone of many web applications, enabling developers to create dynamic, interactive, and database-driven websites.

This section covers important topics such as PHP syntax, variables, data types, control structures, functions, arrays, sessions, cookies, file handling, and error handling. Additionally, it delves into working with forms, connecting to databases using MySQLi or PDO, and implementing security best practices like input validation and SQL injection prevention.

Interview questions often include practical coding problems, debugging scenarios, and explanations of how PHP interacts with the web server and databases. Understanding how to write clean, maintainable code and optimize PHP scripts for performance is also emphasized.

Candidates aspiring for roles like PHP Developer, Backend Developer, or Full Stack Developer will benefit from detailed tutorials, common interview questions, and real-world examples focused on Core PHP concepts.

At Takluu, we focus on building a strong foundation in Core PHP, enabling you to handle coding rounds confidently and develop scalable web solutions.

Whether you are a beginner or looking to refresh your PHP skills, this category provides comprehensive learning material and interview preparation tips to help you succeed.

Questions in: Core PHP

What makes Takluu valuable for interview preparation?

Get Our Mobile App

Programming

Reasoning

Network & Telecom

Management

What makes Takluu valuable for interview preparation?