Internet & Web — Set 6

Correct Answer: C. Internet Protocol

IP is the principal communications protocol in the Internet Protocol Suite for relaying datagrams across network boundaries. Its routing function enables internetworking. It essentially establishes the Internet.

Correct Answer: B. Basic Input Output System

The correct answer is 'Basic Input Output System'. BIOS is firmware used to perform hardware initialization during the booting process. It is the first software to run when powered on. It provides a set of instructions to the computer to load the OS.

Correct Answer: C. World Wide Web

The World Wide Web is an information space where documents and other web resources are identified by URLs. It was invented by Tim Berners-Lee in 1989. It has become the world's dominant software platform.

Correct Answer: A. Internet Service Provider

An ISP is an organization that provides services for accessing or using the Internet. These can be commercial, community-owned, or non-profit. They are the gateway to the digital world for most users.

Correct Answer: A. Local Area Network

LAN is a computer network that interconnects computers within a limited area. This is typically found in a home, school, or office building. It allows for resource sharing like printers and files.

Correct Answer: C. Modulator-Demodulator

The correct answer is 'Modulator-Demodulator'. A modem is a hardware device that converts data from a digital format into a format suitable for an analog transmission medium. It then performs the reverse process to decode the data. The name is a portmanteau of its two main functions.

Correct Answer: A. Portable Document Format

PDF is a file format developed by Adobe in 1992 to present documents independently of application software. It is widely used for sharing documents because it preserves formatting. It is an open standard maintained by the ISO.

Correct Answer: B. Completely Automated Public Turing test to tell Computers and Humans Apart

CAPTCHA is a type of challenge-response test used in computing to determine whether or not the user is human. It is designed to prevent automated software from performing actions on a website. The term was coined in 2003 by researchers at Carnegie Mellon University.

Correct Answer: D. Virtual Private Network

VPN stands for Virtual Private Network. It creates a secure, encrypted connection over the internet, protecting user data and privacy. VPNs are used to bypass geo-restrictions and secure public Wi-Fi connections.

Correct Answer: C. Domain Name System

DNS stands for Domain Name System. It translates human-readable domain names (like google.com) into IP addresses that computers use to communicate. It is often called the 'phonebook of the internet'.