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Q. _________ Validation is performed on the client machine web browsers.

Q. To implement an interface, a class must use the______ keyword.

Q. The abs() function returns the absolute (positive) value of a number:

Q. An XML tree start at root element and end at its child elements,

Q. A cookie is a small file that the server embeds on the user's computer. Each time the same computer requests a page with a browser, it will send the cookie too. With PHP, you can both create and retrieve cookie values.

Q. Xml is use to separate the_____ form design.

Q. The____ function fetches a result row as an associative array, a numeric array, or both.

Q. ______ tag is used for multiple selections.

Q. PHP supports the following data types:

Q. _______ is available when a method is called from within an object context