PHP fresher interview questions with answers

Here are some PHP fresher interview questions with answers:

What is PHP?

PHP is a server-side scripting language that is used to create dynamic and interactive web pages. It is a widely-used language that is supported by most web hosts.

What are the benefits of using PHP?

There are many benefits to using PHP, including:

• It is a free and open-source language.

• It is easy to learn and use.

• There are a large number of PHP libraries and frameworks available.

• It is a powerful language that can be used to create complex web applications.

What are the different types of PHP variables?

There are three types of PHP variables:

• Local variables: These variables are declared within a function and are only accessible within that function.

• Global variables: These variables are declared outside of any function and are accessible from anywhere in the script.

• Session variables: These variables are stored on the server and are accessible from any page in the session.

What are the different types of PHP data structures?

There are four types of PHP data structures:

• Arrays: Arrays are used to store a collection of data.

• Objects: Objects are used to create reusable and self-contained pieces of code.

• Strings: Strings are used to store text data.

• Numbers: Numbers are used to store numeric data.

What are the different types of PHP functions?

There are two types of PHP functions:

• User-defined functions: These functions are created by the user and can be used to perform specific tasks.

• Built-in functions: These functions are provided by the PHP language and can be used to perform common tasks.

What are the different types of PHP errors?

There are three types of PHP errors:

• Fatal errors: These errors cause the script to stop executing.

• Warnings: These errors do not cause the script to stop executing, but they should be fixed.

• Notices: These errors are informational and do not cause the script to stop executing.

What are the different types of PHP sessions?

There are two types of PHP sessions:

• Cookie-based sessions: These sessions are stored on the client's computer in a cookie.
• Database-based sessions: These sessions are stored in a database on the server.

These are just a few of the many PHP interview questions that you may be asked. By preparing for these questions, you can increase your chances of landing your dream job as a PHP developer.