Internet & Web — Set 4

Correct Answer: C. Software as a Service

• **Software as a Service** = SaaS is a software licensing and delivery model where software is licensed on a subscription basis and hosted centrally. • **Google Workspace** and Salesforce are common examples of SaaS applications. • 💡 Wrong-option analysis: Security as a Service: This refers to security solutions delivered via cloud; Standard as a Service: This is not a recognized cloud computing acronym; System as a Service: This is not a recognized cloud computing acronym.

Correct Answer: B. Uniform Resource Locator

• **Uniform Resource Locator** = A URL is the address of a resource on the web. • It was first standardized in **1994**, ensuring a consistent way to locate web resources. • 💡 Wrong-option analysis: Universal Resource Link: 'Link' is not the correct term, 'Locator' is precise; Unified Resource Locator: While similar, 'Uniform' is the precise standard term; Universal Radio Link: This is unrelated to web resource addressing.

Correct Answer: C. Voice over Internet Protocol

• **Voice over Internet Protocol** = VoIP allows users to make voice calls using a broadband internet connection. • Popular services like **Skype** and WhatsApp utilize this technology for communication. • 💡 Wrong-option analysis: Visual over Internet Protocol: This is an incorrect expansion; Voice on Internet Program: This is an incorrect expansion; Value over Internet Protocol: This is an incorrect expansion.

Correct Answer: A. Dynamic Host Configuration Protocol

• **Dynamic Host Configuration Protocol** = DHCP is a network management protocol used to automatically assign IP addresses to devices. • It operates on a **client-server model**, simplifying network administration. • 💡 Wrong-option analysis: Dynamic Home Connection Protocol: This is an incorrect expansion; Digital Host Connection Program: This is an incorrect expansion; Data Host Configuration Process: This is an incorrect expansion.

Correct Answer: B. PHP: Hypertext Preprocessor

• **PHP: Hypertext Preprocessor** = PHP is a popular general-purpose scripting language especially suited to web development. • It is a **recursive acronym** that originally stood for Personal Home Page. • 💡 Wrong-option analysis: Preprocessor Hypertext Program: The acronym PHP has a recursive meaning; Personal Home Page: This was the original meaning, but the full form is now recursive; Private Home Program: This is an incorrect expansion.

Correct Answer: A. Wireless Application Protocol

• **Wireless Application Protocol** = WAP is a technical standard for accessing information over a mobile wireless network. • It was largely replaced by modern mobile browsers and **4G/5G technology**. • 💡 Wrong-option analysis: Web Access Protocol: This is an incorrect expansion; Wireless Area Program: This is an incorrect expansion; Wireless Access Point: This refers to a hardware device, not the protocol.

Correct Answer: D. Asymmetric Digital Subscriber Line

• **Asymmetric Digital Subscriber Line** = ADSL is a type of DSL technology that provides higher download speeds than upload speeds. • It uses existing **copper telephone lines** for data transmission, making it widely available. • 💡 Wrong-option analysis: Advanced Digital System Link: This is an incorrect expansion; Automated Digital Subscriber Line: This is an incorrect expansion; Asymmetric Data Service Line: 'Data Service' is incorrect; 'Digital Subscriber' is the precise term.

Correct Answer: D. Document Object Model

• **Document Object Model** = The DOM is a programming interface for web documents. • Browsers create a **DOM tree** when they load a web page, allowing programmatic manipulation. • 💡 Wrong-option analysis: Data Object Model: This is an incorrect expansion; Document Output Model: This is an incorrect expansion; Digital Object Management: This is an incorrect expansion.

Correct Answer: C. Multipurpose Internet Mail Extensions

• **Multipurpose Internet Mail Extensions** = MIME is a standard that extends the format of email to support non-ASCII text and attachments. • It enables the transmission of images, audio, and **video files** over email. • 💡 Wrong-option analysis: Multi Internet Mail Exchange: This is an incorrect expansion; Manual Internet Mail Entry: This is an incorrect expansion; Mobile Internet Message Entry: This is an incorrect expansion.

Correct Answer: B. Platform as a Service

• **Platform as a Service** = PaaS is a cloud computing service that provides a platform for customers to develop, run, and manage applications. • **Heroku** and Microsoft Azure are prominent examples of PaaS providers. • 💡 Wrong-option analysis: Process as a Service: This is not a recognized cloud computing acronym; Program as a Service: This is not a recognized cloud computing acronym; Platform Access Service: This is an incorrect expansion.