Codeigniter Online Test

1. What is the primary advantage of using RESTful services for integration?

They use standard HTTP methods and are easy to understand and implement They provide a graphical user interface They rely on binary data transmission They require complex authentication mechanisms

2. Which CodeIgniter class should a controller extend to inherit core functionality?

CI_Controller Base_Controller Controller Core_Controller

3. How do you enable the removal of the "index.php" segment from URLs in CodeIgniter?

By configuring the .htaccess file By setting enable_query_strings to TRUE By specifying the default route By using the remove_index parameter in the base_url function

4. Which method is used to enable Data Caching in CodeIgniter?

$this->cache->save() $this->output->cache() $this->data->cache() $this->memory->cache()

5. What CodeIgniter function allows you to log a message with a specific log level?

log_message() show_error() set_message() get_message()

6. What is the primary purpose of hooks in a web framework?

To allow customization and extension of the framework To define database queries To handle user authentication To render HTML templates

7. Which CodeIgniter library is typically used for handling Authorization?

None of the above Auth Library Session Library Database Library

8. How do you define a new controller in CodeIgniter?

Create a new PHP file in the "controllers" folder Define a new class in the "models" folder Use a CodeIgniter command Edit the "config/routes.php" file

9. What type of testing focuses on individual units or components of the code in isolation?

Unit testing Integration testing End-to-end testing Performance testing

10. How do you load a view in a CodeIgniter controller method?

Using the $this->load->view() method Using the return statement Using the $this->view() method Including it with the require statement

11. Which hook point is suitable for performing actions after the main controller method but before rendering views?

post-controller-constructor post-controller pre-controller pre-system

12. Which aspect of CodeIgniter project management ensures that the project remains on track and within scope?

Project monitoring and control User interface design Database schema creation Code optimization and debugging

13. What is the purpose of the URL Helper in CodeIgniter?

Generating URLs Connecting to a database Handling form validation Creating sessions

14. In CodeIgniter, how do you pass data from a controller to a view?

Using the $this->load->view() method Using the return statement Using the $this->data array By setting global variables in PHP

15. In CodeIgniter, what is the purpose of the "__construct()" method in a controller?

Initializing controller properties Loading external libraries Defining routes and URLs Handling database connections

16. What is the purpose of CodeIgniter's Active Record class when working with models?

To simplify database queries and interactions To handle user authentication To render HTML templates To manage controller logic

17. Who developed CodeIgniter?

EllisLab Oracle Microsoft Google

18. Which programming language is primarily used for CodeIgniter development?

PHP Python Java Ruby

19. What is the primary benefit of Page Caching in CodeIgniter?

Reduces server load Improves database security Enhances user experience Encrypts data

20. What is vertical scaling in the context of CodeIgniter application scaling?

Adding more resources to a single server Adding more servers to a cluster Reducing the server's capacity Disabling certain application features