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56 CodeIgniter Interview Questions and Answers 2024 - Code Stap
56 CodeIgniter Interview Questions and Answers 2024
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  • 56 CodeIgniter Interview Questions and Answers 2024

Results for 56 CodeIgniter Interview Questions and Answers 2024

54 posts available

What is CodeIgniter?
September 2, 2024

Answer: Answer: CodeIgniter is an open-source PHP framework used to develop web applications rapidly. It follows the Model-View-Controller (MVC) architectural pattern, which separates the application logic, user interface, and data.

What are the key features of CodeIgniter?
September 2, 2024

Answer: Answer: Key features of CodeIgniter include:

  • Lightweight framework.
  • Follows the MVC pattern.
  • Built-in security features.
  • Extensible.
  • No need for a template engine.
  • Easy to learn and use.
  • Excellent performance.

What is the MVC architecture in CodeIgniter?
September 2, 2024

Answer: Answer: MVC (Model-View-Controller) is a design pattern used in CodeIgniter:

  • Model: Represents the data layer and business logic.
  • View: Represents the presentation layer, i.e., the user interface.
  • Controller: Acts as an intermediary between Model and View, handling user input and updating the model and view accordingly.

How do you install CodeIgniter?
September 2, 2024

Answer: Answer: CodeIgniter can be installed by:

  • Downloading the CodeIgniter package from the official website.
  • Extracting the package and placing it in the web server’s root directory.
  • Configuring the base_url in application/config/config.php.

What is the directory structure of a CodeIgniter application?
September 2, 2024

Answer: Answer: The typical directory structure of a CodeIgniter application includes:

  • application/: Contains application code (controllers, models, views, configuration files).
  • system/: Contains the CodeIgniter core files.
  • user_guide/: Documentation files.
  • index.php: The front controller of the application.

What is a controller in CodeIgniter?
September 2, 2024

Answer: Answer: A controller in CodeIgniter is a PHP class that handles HTTP requests. It interacts with models and views to process data and return the output to the user.

What is a model in CodeIgniter?
September 2, 2024

Answer: Answer: A model in CodeIgniter is a PHP class that handles data-related logic. It interacts with the database, retrieves data, and returns it to the controller.

What is a view in CodeIgniter?
September 2, 2024

Answer: Answer: A view in CodeIgniter is a PHP file responsible for displaying the output to the user. It is mainly used to render HTML content based on the data passed from the controller.