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Introduction to PHP and Scripting Languages

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Introduction to PHP and Scripting Languages

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Questions and Answers

Which of the following describes an associative array?

An array indexed by numbers only.

An array that stores data in pairs of keys and values. (correct)

An array that automatically sorts its elements.

A type of array that can only be one-dimensional.

What is a defining feature of multidimensional arrays?

They inherently have a fixed size during creation.

They can have more than one index for accessing elements. (correct)

They store single data types in their elements.

They can only be created in client-side scripting.

In the context of web technologies, which statement is true about arrays?

Both client-side and server-side languages utilize arrays for data management. (correct)

Arrays can only be used in server-side languages like PHP.

Arrays can only hold string values.

Arrays are not compatible with server-side scripting languages.

Which of the following describes the main difference between client-side and server-side scripting languages?

Server-side scripting processes requests and generates responses on the server. Signup and view all the answers

Which of the following is NOT a common type of array?

Complex array Signup and view all the answers

What type of language is PHP classified as?

Server-side scripting language Signup and view all the answers

What is a primary benefit of using PHP for web development?

It returns results as plain HTML to the browser Signup and view all the answers

Which of the following databases is supported by PHP?

Oracle Signup and view all the answers

What is one of the key features of PHP?

It is open-source software Signup and view all the answers

What is the main purpose of PHP in web development?

To make dynamic and interactive web pages Signup and view all the answers

Study Notes

Client-side scripting languages

Client-side scripting languages are executed by the user's browser.
HTML is an example of a client-side scripting language.

Server-side scripting languages

Server-side scripting languages are executed on the server.
PHP is an example of a server-side scripting language.

Why use PHP?

PHP scripts are executed on the server and the result is returned to the browser as plain HTML.
PHP supports many databases including MySQL, Informix, Oracle, and Sybase.
PHP is open-source software.
PHP is written specifically for creating dynamic and interactive websites.

PHP Installation and Running

WampServer can be used to install and run PHP files on Windows.
MAMP can be used on Mac computers to install and run PHP files.

PHP online compilers

Programiz.com provides an online PHP compiler.
OneCompiler.com provides an online PHP compiler.

PHP syntax

PHP scripts can be placed anywhere in the document.
The echo statement is used to display output in PHP.

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Description

This quiz covers the fundamentals of client-side and server-side scripting languages, focusing on PHP and its applications. It explores the reasons for using PHP, installation methods, and provides insights into PHP syntax. Test your knowledge of these key web development concepts!