Define the following acronyms: WWW, ISP, HTML, HTTP, URL, PDF, POS, WLAN, GIGO.

Here are the explanations for the acronyms:

• WWW: World Wide Web. A system of interlinked hypertext documents accessed via the Internet.
• ISP: Internet Service Provider. A company that provides customers with Internet access.
• HTML: HyperText Markup Language. The standard markup language for documents designed to be displayed in a web browser.
• HTTP: Hypertext Transfer Protocol. The foundation of data communication for the World Wide Web, used to load web pages.
• URL: Uniform Resource Locator. The address of a given unique resource on the World Wide Web.
• PDF: Portable Document Format. A file format used to present documents, including text formatting and images, in a manner independent of application software, hardware, and operating systems.
• POS: Point of Sale. The place where a customer makes a payment to the merchant in exchange for goods or services.
• WLAN: Wireless Local Area Network. A wireless computer network that links two or more devices using wireless communication to form a local area network (LAN) within a limited area.
• GIGO: Garbage In, Garbage Out. A concept in computer science meaning that the quality of output is determined by the quality of input.