230+ Codeigniter MCQ With Online Practice Test

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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.

91. How do you perform server-side form validation in CodeIgniter after submitting a form?

Answer: Using the form_validation library

92. What is the purpose of the form_error() function in CodeIgniter?

Answer: Retrieves validation error messages

93. How do you display form error messages in a CodeIgniter view file?

Answer: Using the validation_errors() function

94. What does the form_validation library return after running the validation rules?

Answer: A boolean value indicating whether validation passed or failed

95. What method is used to set a custom error message for a specific form field in CodeIgniter?

Answer: set_field_error()

96. How can you load the CodeIgniter form helper to use form-related functions in a view file?

Answer: $this->load->helper('form');

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

Answer: Using the input class methods

98. What are CodeIgniter Helpers?

Answer: Reusable functions

99. How can you load a CodeIgniter Helper?

Answer: $this->load->helper('helper_name');

100. Which CodeIgniter Helper is commonly used for form creation and form-related tasks?

Answer: Form Helper
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