Junior PHP Developer

20+ Junior PHP Developer Interview Questions and Answers

Updated 7 Jul 2025
search-icon

Asked in Sorcflow

5d ago

Q. What is pear in PHP ? What are difference between dynamic & statics website ? How to execute php script in command line ? What are rules of naming convention in php ?

Ans.

PEAR is a framework and distribution system for reusable PHP components.

  • PEAR stands for PHP Extension and Application Repository.

  • It provides a structured library of code for PHP developers.

  • PEAR packages can be easily installed and managed using the PEAR command-line tool.

  • Some popular PEAR packages include PHPUnit, HTML_QuickForm, and Mail.

  • Dynamic websites generate content on the fly, while static websites display the same content to all users.

  • PHP scripts can be executed in th...read more

4d ago

Q. What is the difference between array_merge and array_combine?

Ans.

array_merge merges two or more arrays into one, while array_combine creates an array by using one array for keys and another for its values.

  • array_merge combines the values of two or more arrays into a single array

  • array_combine creates an array using one array for keys and another for its values

  • array_merge preserves numeric keys, while array_combine uses the first array as keys and the second as values

  • array_merge can merge any number of arrays, while array_combine requires two...read more

2d ago

Q. CRUD(Create, Read, Update, Delete) for Codeigniter & Core PHP & Laravel

Ans.

CRUD operations in Codeigniter, Core PHP, and Laravel

  • Codeigniter: Use the built-in functions like insert(), get(), update(), and delete() to perform CRUD operations.

  • Core PHP: Write custom functions to handle database operations using SQL queries.

  • Laravel: Utilize the Eloquent ORM to easily perform CRUD operations using models and database migrations.

2d ago

Q. What are some common security risks in PHP applications?

Ans.

Common security risks in PHP applications include SQL injection, cross-site scripting (XSS), and insecure file uploads.

  • SQL injection: Attackers can manipulate SQL queries to access or modify database data. Example: Using user input directly in SQL queries without proper sanitization.

  • Cross-site scripting (XSS): Attackers can inject malicious scripts into web pages viewed by other users. Example: Allowing users to input HTML or JavaScript without proper validation.

  • Insecure file...read more

Are these interview questions helpful?

Asked in Netclues

4d ago

Q. What is the difference between 'require' and 'require_once' in PHP?

Ans.

Required and Required_once are PHP functions used to include files.

  • Required and Required_once are used to include files in PHP code.

  • Required_once is used to include a file only once, while Required can include the same file multiple times.

  • If the file is not found, Required will produce a fatal error, while Required_once will produce a warning.

  • Example: require 'file.php'; or require_once 'file.php';

Q. Add PHP filters to your form and store the data in the database.

Ans.

Use PHP filters to validate form data and store in database.

  • Use filter_input() function to validate input data.

  • Sanitize data using filter_var() function.

  • Connect to database and insert data using prepared statements.

  • Handle errors and exceptions appropriately.

Junior PHP Developer Jobs

RV Solutions Pvt. Ltd. logo
Junior PHP Developer - Drupal/Wordpress (2-4 yrs) 2-4 years
RV Solutions Pvt. Ltd.
3.9
Innova Unified logo
Sr/Jr Php Developer 1-6 years
Innova Unified
4.7
₹ 1 L/yr - ₹ 6 L/yr
Kolkata
Leo Marcom Pvt Ltd logo
Junior PHP Developer 2-5 years
Leo Marcom Pvt Ltd
4.9
Hyderabad / Secunderabad

Asked in Netclues

1d ago

Q. What is the difference between let, const, and var?

Ans.

let, const and var are used to declare variables in JavaScript with different scoping rules.

  • var has function scope and can be redeclared and reassigned

  • let and const have block scope and cannot be redeclared

  • const cannot be reassigned after declaration

  • let can be reassigned after declaration

  • Use const for values that won't change, let for values that will change

  • Example: var x = 10; let y = 20; const z = 30;

  • Example: function example() { var x = 10; let y = 20; const z = 30; }

  • Examp...read more

Q. How many years of experience do you have in web development?

Ans.

I have 2 years of experience in web development.

  • I have worked on various projects using PHP, HTML, CSS, and JavaScript.

  • I have experience in developing responsive websites and web applications.

  • I have worked with popular CMS platforms like WordPress and Drupal.

  • I have knowledge of database management using MySQL and SQL Server.

  • I have experience in version control using Git.

  • I have worked in a team environment and have good communication skills.

Share interview questions and help millions of jobseekers 🌟

man-with-laptop
2d ago

Q. What is the purpose of the array_merge() function?

Ans.

array_merge() function is used to merge two or more arrays into a single array.

  • Combines the values of two or more arrays into a single array

  • Preserves numeric keys, but reindexes string keys

  • Useful for combining data from multiple sources

Asked in FirstCry

4d ago

Q. What are the OOP concepts in PHP?

Ans.

OOPs concepts in PHP include inheritance, encapsulation, polymorphism, and abstraction.

  • Inheritance allows a class to inherit properties and methods from a parent class.

  • Encapsulation is the practice of keeping properties and methods private to a class.

  • Polymorphism allows objects of different classes to be treated as if they are of the same class.

  • Abstraction is the process of hiding implementation details while showing only the necessary information.

  • Examples of OOPs concepts in...read more

Asked in Netclues

6d ago

Q. What is the latest version of Laravel?

Ans.

The latest version of Laravel is 8.0.

  • Laravel 8.0 was released on September 8, 2020.

  • It includes new features like Laravel Jetstream, model factory classes, and dynamic blade components.

  • It requires PHP 7.3+ and has support for PHP 8.0.

  • Laravel follows semantic versioning, so major releases may include breaking changes.

Asked in Netclues

4d ago

Q. What is the latest version of PHP?

Ans.

The latest stable version of PHP is 8.0.11.

  • PHP 8.0 was released on November 26, 2020.

  • It introduced several new features and improvements such as JIT compiler, union types, named arguments, and more.

  • The latest stable version as of October 2021 is 8.0.11.

2d ago

Q. How do you handle errors in PHP?

Ans.

Errors in PHP can be handled using try-catch blocks, error reporting functions, and custom error handling functions.

  • Use try-catch blocks to catch exceptions and handle errors gracefully

  • Set error reporting level using error_reporting() function to control which errors are displayed

  • Create custom error handling functions using set_error_handler() to handle errors in a specific way

Q. Create a simple form using CSS or Bootstrap.

Ans.

To create a simple form using CSS or Bootstrap, follow these pointers:

  • Start with a basic HTML form structure

  • Add CSS or Bootstrap classes to style the form elements

  • Use form validation to ensure data is entered correctly

  • Consider accessibility and usability when designing the form

Asked in Cognizant

1d ago

Q. What are the different types of JOINs in SQL?

Ans.

Joins in SQL are used to combine data from two or more tables based on a related column.

  • Joins are used to retrieve data from multiple tables in a single query

  • There are different types of joins such as inner join, left join, right join, and full outer join

  • Inner join returns only the matching rows from both tables

  • Left join returns all the rows from the left table and matching rows from the right table

  • Right join returns all the rows from the right table and matching rows from th...read more

Q. Are you okay with a 6-month verbal bond?

Ans.

Yes, I am okay with a 6 month verbal bond.

  • I understand the importance of commitment and loyalty to the company.

  • I am confident in my skills and ability to contribute to the company's success.

  • I am willing to sign a written agreement if required.

  • I expect fair treatment and opportunities for growth within the company.

Asked in Netclues

2d ago

Q. Have you worked with JavaScript?

Ans.

Yes, I have worked on JavaScript.

  • I have experience in using JavaScript for front-end development.

  • I have worked with jQuery library for DOM manipulation and AJAX requests.

  • I have also used JavaScript for form validation and creating interactive UI elements.

  • I am familiar with ES6 features like arrow functions, template literals, and let/const declarations.

Asked in Sorcflow

6d ago

Q. What are the common uses of PHP?

Ans.

Common features of PHP include dynamic typing, easy integration with HTML, and extensive library support.

  • Dynamic typing allows for flexibility in variable types

  • Easy integration with HTML allows for server-side scripting

  • Extensive library support allows for efficient development

  • Other common features include object-oriented programming and database integration

6d ago

Q. What is PHP, and can you explain it?

Ans.

PHP is a server-side scripting language used for web development.

  • PHP stands for Hypertext Preprocessor.

  • It is widely used for creating dynamic web pages and web applications.

  • PHP code is embedded within HTML code.

  • PHP can interact with databases like MySQL to create dynamic content.

  • Popular content management systems like WordPress and Drupal are built using PHP.

Q. What are PHP strings and their types?

Ans.

PHP strings are sequences of characters used to store and manipulate text data in PHP programming.

  • Strings can be defined using single quotes: $string = 'Hello, World!';

  • Strings can also be defined using double quotes: $string = "Hello, World!";

  • PHP supports various string operations like concatenation: $fullString = $string1 . $string2;

  • You can access individual characters in a string: $char = $string[0]; // 'H'

  • PHP has built-in functions for string manipulation, e.g., strlen($st...read more

4d ago

Q. How do you insert JavaScript into PHP?

Ans.

JavaScript can be inserted in PHP using

Q. Are you comfortable with the Shahibaug location?

Ans.

Yes, I am okay with Shahibaug location.

  • I am comfortable with the location.

  • I have no issues with commuting to Shahibaug.

  • I have worked in similar locations before.

3d ago

Q. What is Object-Oriented Programming in PHP?

Ans.

PHP Object Oriented Programming (OOP) allows developers to create reusable code through classes and objects.

  • Encapsulation: Bundling data and methods that operate on the data within one unit (class). Example: class User { private $name; }

  • Inheritance: Creating new classes based on existing ones, allowing for code reuse. Example: class Admin extends User {}

  • Polymorphism: Methods can be redefined in derived classes. Example: function display() in User can be overridden in Admin.

  • Ab...read more

Asked in Senco Gold

2d ago

Q. Tell me about yourself.

Ans.

I am a passionate Junior PHP Developer with a strong foundation in web development and a keen interest in learning new technologies.

  • Educational Background: I hold a degree in Computer Science, where I learned the fundamentals of programming and web development.

  • Hands-On Experience: I have completed several projects using PHP, such as a personal blog and a small e-commerce site, which helped me apply my skills.

  • Familiarity with Frameworks: I have experience with Laravel, which I...read more

Q. What is a PHP array?

Ans.

PHP arrays are versatile data structures that store multiple values in a single variable, allowing for efficient data management.

  • Arrays can hold different data types: $arr = array(1, 'two', 3.0);

  • Associative arrays use named keys: $assoc = array('name' => 'John', 'age' => 30);

  • Arrays can be multidimensional: $multi = array(array(1, 2), array(3, 4));

  • Accessing elements: echo $arr[0]; // Outputs: 1

  • Count elements: echo count($arr); // Outputs: 3

2d ago

Q. role of php

Ans.

PHP is a server-side scripting language primarily used for web development, enabling dynamic content generation and database interaction.

  • Server-side scripting: PHP runs on the server, generating HTML content before it's sent to the client.

  • Database interaction: PHP can connect to databases like MySQL, allowing for data storage and retrieval. Example: Using PDO for secure database access.

  • Form handling: PHP processes form data submitted by users, enabling functionalities like us...read more

Interview Experiences of Popular Companies

Wipro Logo
3.7
 • 6.1k Interviews
Chetu Logo
3.3
 • 198 Interviews
Collegedunia Logo
3.0
 • 102 Interviews
View all

Top Interview Questions for Junior PHP Developer Related Skills

interview tips and stories logo
Interview Tips & Stories
Ace your next interview with expert advice and inspiring stories

Calculate your in-hand salary

Confused about how your in-hand salary is calculated? Enter your annual salary (CTC) and get your in-hand salary

Junior PHP Developer Interview Questions
Share an Interview
Stay ahead in your career. Get AmbitionBox app
play-icon
play-icon
qr-code
Trusted by over 1.5 Crore job seekers to find their right fit company
80 L+

Reviews

10L+

Interviews

4 Cr+

Salaries

1.5 Cr+

Users

Contribute to help millions

Made with ❤️ in India. Trademarks belong to their respective owners. All rights reserved © 2025 Info Edge (India) Ltd.

Follow Us
  • Youtube
  • Instagram
  • LinkedIn
  • Facebook
  • Twitter
Profile Image
Hello, Guest
AmbitionBox Employee Choice Awards 2025
Winners announced!
awards-icon
Contribute to help millions!
Write a review
Write a review
Share interview
Share interview
Contribute salary
Contribute salary
Add office photos
Add office photos
Add office benefits
Add office benefits