Neoistone PHP Web Developer Interview Questions, Process, and Tips

Pear is a PHP extension and application repository that provides reusable components for web development.

• Pear is a framework for developing and distributing PHP components

• It provides a structured library of code that can be easily integrated into PHP applications

• Pear packages can be installed using the 'pear' command-line tool

• It offers a wide range of functionalities such as database access, XML parsing, email handling

The scripting engine in PHP is called the Zend Engine.

• The Zend Engine is the core of PHP and is responsible for parsing and executing PHP scripts.

• It was developed by Zend Technologies and is written in C.

• The Zend Engine provides features like memory management, garbage collection, and opcode caching.

• It also includes a just-in-time (JIT) compiler called OPcache for performance optimization.

• The latest version of the Zend...read more

There are multiple ways to include files in PHP, such as include, require, include_once, and require_once.

• include: includes and evaluates a specified file

• require: includes and evaluates a specified file, but generates a fatal error if the file is not found

• include_once: includes and evaluates a specified file only once

• require_once: includes and evaluates a specified file only once, but generates a fatal error if the fil

The default execution time in PHP is 30 seconds.

• The default execution time can be changed using the 'max_execution_time' directive in the php.ini file.

• If the execution time exceeds the default limit, a fatal error will occur.

• Long-running scripts or tasks may require increasing the execution time limit.

In PHP, private and protected are both access modifiers used to restrict access to class members.

• private and protected are both used to encapsulate class members and prevent direct access from outside the class

• private restricts access to only within the class where it is defined

• protected allows access within the class and its subclasses

• private members cannot be accessed or modified directly from outside the class

• protec...read more