PHP

Can you explain what PHP Data Objects (PDO) are and their role in working with databases?

Have you used tools for building SQL queries programmatically?

How does a hash table work?

What are the main differences between PHP 7 and PHP 8?

How can you ensure that each Jenkins task in the database is executed by only one agent or worker at a time?

How is the binding of keys to different components or system elements implemented?

What is the main purpose of the Singleton pattern and when is it used?

Can ClickHouse be considered a relational database management system?

Can you explain the purpose and use of the require directive in the composer.json file?

What is the role of the Finally block in exception handling in programming?

What new features and changes were introduced in PHP 8, and how might they impact development?

Can you explain what late static binding in PHP is and how it differs from other types of binding?

How do you demonstrate initiative in your professional activities and how often do you do it?

What are the principles of DRY and KISS?

What is the difference between the equality operator '==' and the strict equality operator '===' in PHP?

Describe your approach to starting work on a new project in the Git version control system.

Почему важно исследовать наиболее запрашиваемые данные для оптимизации индексирования в базе данных?

Can you tell about the current project you are working on?

Have you had experience using special methods starting with double underscores in PHP?

Can you list the different types of variable scopes in programming?