Php Intern Interview Questions and Answers

Create a card using HTML and CSS

• Use <div> element to create the card container

• Style the card using CSS properties like background-color, border, padding, and margin

• Add content inside the card using <p> or <h> tags

• Apply CSS styles to the content for better presentation

require and include are both used to include external PHP files, but require will cause a fatal error if the file is not found, while include will only produce a warning.

• require is used when the included file is essential for the script to run

• include is used when the included file is not essential for the script to run

• require_once and include_once are used to prevent multiple inclusions of the same file

• require will stop the script execution if the file is not found, while inc...read more

Echo and print are both used to output text in PHP, but echo is faster and can output multiple values at once.

• Echo is a language construct, while print is a function.

• Echo can output multiple values separated by commas, while print can only output one value at a time.

• Echo does not return a value, while print returns a value of 1.

• Echo is faster than print because it does not need to return a value.

• Example of echo: echo 'Hello World';

• Example of print: print('Hello World');

SQL joining for three tables involves using JOIN statements to combine data from multiple tables based on common columns.

• Use JOIN statements to connect the tables based on common columns

• Specify the columns to be selected from each table

• Use aliases for table names to make the query more readable

• Consider using different types of joins like INNER JOIN, LEFT JOIN, RIGHT JOIN, or FULL JOIN based on the requirement