CodeIgniter is a powerful and lightweight open-source PHP framework renowned for its simplicity and speed in web application development. With a focus on minimal configuration and a straightforward yet comprehensive toolkit, CodeIgniter empowers developers to build robust and scalable web applications efficiently. Its Model-View-Controller (MVC) architecture enhances code organization, making it easy to create maintainable and modular applications. CodeIgniter also offers a rich set of libraries and helpers, enabling rapid development and customization. Whether you're a novice or an experienced developer, CodeIgniter is an excellent choice for crafting dynamic and high-performance web solutions.
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Practice Test
41. How do you load a view in a CodeIgniter controller method?
A. Using the $this->load->view() method
B. Using the return statement
C. Using the $this->view() method
D. Including it with the require statement
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Answer: Using the $this->load->view() method
42. What is the naming convention for CodeIgniter views?
A. view_name.php
B. viewName.php
C. view-name.php
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Answer: view-name.php
43. In CodeIgniter, can a view contain PHP code for logic?
A. Yes, a view can contain PHP code for logic
B. No, views should only contain HTML
C. Yes, but only if explicitly allowed
D. No, PHP logic should only be in controllers
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Answer: Yes, a view can contain PHP code for logic
44. How can you pass data from a controller to a view in CodeIgniter?
A. By sending data as an associative array
B. By using global variables
C. By setting the $data property
D. By defining it in the view itself
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Answer: By sending data as an associative array
45. Which function is used to escape data when echoing it in a CodeIgniter view to prevent XSS attacks?
A. html_escape()
B. xss_clean()
C. sanitize()
D. validate()
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Answer: html_escape()
46. What is a CodeIgniter view file typically responsible for displaying?
A. The user interface
B. Application configuration settings
C. Database schema information
D. Controller logic and routing instructions
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Answer: The user interface
47. What is a CodeIgniter view file extension?
A. .php
B. .html
C. .ci
D. .view
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Answer: .php
48. What is the purpose of the set_template() method in CodeIgniter views?
A. To define the layout/template for the view
B. To set view variables
C. To load a different view file
D. To specify the view's data source
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Answer: To define the layout/template for the view
49. In CodeIgniter, how do you include a view within another view?
A. Using the $this->load->view() method
B. By using the include statement
C. By calling a separate controller method
D. By using the render function
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Answer: Using the $this->load->view() method
50. What is the primary role of a model in a CodeIgniter application?
A. Handling user input and requests
B. Managing application configuration
C. Handling database interactions
D. Rendering HTML templates
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Answer: Handling database interactions
