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. In RESTful API development, what is the primary purpose of the "resource identifier" (URI)?

To uniquely identify a resource To display HTML pages To define database schemas To create user accounts

3. Which HTTP methods are commonly used in RESTful API development for creating new resources?

POST GET PUT DELETE

4. What happens when a URL doesn't match any defined route in CodeIgniter?

CodeIgniter throws a 404 Page Not Found error CodeIgniter redirects to the default controller CodeIgniter generates a 500 Internal Server Error CodeIgniter displays a blank page

5. In CodeIgniter, can a model contain business logic and data validation rules?

Yes, models can contain business logic No, models should only interact with the database Yes, but only if explicitly allowed No, business logic belongs in the controller

6. What role does load balancing play in scaling a CodeIgniter application?

Distributes incoming traffic across multiple servers Reduces the number of application features Increases the PHP version Adds security layers to the application

7. Which caching mechanism can be used to enhance the performance of a CodeIgniter application?

Memcached SSH (Secure Shell) LDAP (Lightweight Directory Access Protocol) SMTP (Simple Mail Transfer Protocol)

8. 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

9. What is CodeIgniter's license?

Open-source Proprietary Commercial Freeware

10. How can you pass data from a controller to a model in CodeIgniter?

By calling model methods with parameters By setting the $data property By including the model file By using global variables

11. In CodeIgniter, which configuration file is often modified for production deployment?

config/config.php config/routes.php config/database.php config/autoload.php

12. In CodeIgniter, what is "l10n" an abbreviation for?

Localization 10 Network Localized 10 Navigation Linguistic 10 Numbers

13. CodeIgniter uses a built-in security feature to automatically sanitize POST data. What is it called?

Cross-Origin Resource Sharing (CORS) Cross-Site Request Forgery (CSRF) Form Validation Library Magic Quotes

14. 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

15. What is Data Caching used for in CodeIgniter?

Storing frequently used data Enhancing security Minimizing code errors Parsing XML data

16. Which CodeIgniter configuration file is commonly used for setting up testing environment configurations?

config/testing.php config/test.php config/env.php config/debug.php

17. How can you enable Cross-Site Request Forgery (CSRF) protection in CodeIgniter?

By setting the $config['csrf_protection'] configuration option to TRUE By disabling CSRF protection By using JavaScript libraries By configuring the database schema

18. In CodeIgniter, how do you retrieve the user's input data from a submitted form?

Using the input class methods Using the form_input function Using the form array Using the $_POST superglobal

19. Which of the following is not a built-in library in CodeIgniter?

Authentication Form validation Database interaction Session management

20. What does the get() method do in CodeIgniter's Active Record?

Retrieves the query result as a result set Inserts a new record Updates existing records Deletes records