CodeIgniter MCQs with answer part - 1

What is CodeIgniter?

• A) A content management system (CMS)
• B) A PHP framework
• C) A JavaScript library
• D) An operating system

Answer: B) A PHP framework

Which architectural pattern does CodeIgniter follow?

• A) MVP (Model-View-Presenter)
• B) MVVM (Model-View-ViewModel)
• C) MVC (Model-View-Controller)
• D) MVPVM (Model-View-Presenter-ViewModel)

Answer: C) MVC (Model-View-Controller)

What is the purpose of a controller in CodeIgniter?

• A) To handle database interactions
• B) To manage user authentication
• C) To handle HTTP requests and route them to appropriate methods
• D) To display the user interface

Answer: C) To handle HTTP requests and route them to appropriate methods

Which directory contains the main configuration files in a CodeIgniter project?

• A) application
• B) system
• C) public
• D) config

Answer: D) config

What is the purpose of the autoload.php file in CodeIgniter?

• A) To load core system files
• B) To autoload helper functions, libraries, and models
• C) To configure database settings
• D) To define custom routes

Answer: B) To autoload helper functions, libraries, and models

Which of the following methods is used to load a view file in a controller?

• A) $this->load->view()
• B) $this->render->view()
• C) $this->render_view()
• D) $this->load->template()

Answer: A) $this->load->view()

How can you pass data from a controller to a view in CodeIgniter?

• A) By setting global variables in the controller
• B) By using sessions
• C) By passing an array to the load->view() method
• D) By directly accessing the model from the view

Answer: C) By passing an array to the load->view() method

Which method is used to perform database queries using CodeIgniter's Query Builder?

• A) $this->db->query()
• B) $this->db->get()
• C) $this->db->execute()
• D) $this->db->select()

Answer: B) $this->db->get()

How can you enable CSRF protection in CodeIgniter?

• A) By setting the csrf_protection configuration option to TRUE
• B) By using a middleware library
• C) By adding a hidden field with a CSRF token to each form
• D) CSRF protection is enabled by default in CodeIgniter

Answer: A) By setting the csrf_protection configuration option to TRUE

Which of the following is NOT a valid CodeIgniter URL pattern?

• A)  http://example.com/index.php/controller/method/parameter
• B)  http://example.com/controller/method/parameter
• C)  http://example.com/index.php/controller/parameter
• D)  http://example.com/index.php/method/parameter

Answer: D) http://example.com/index.php/method/parameter