Understanding Internet Protocols and Systems

Who are credited with inventing the internetworking protocol that laid the groundwork for the Internet?

• Bill Gates and Steve Jobs

• Vint Cerf and Bob Kahn

• Mark Zuckerberg and Elon Musk

• Larry Page and Sergey Brin

What is the fundamental nature of the Internet?

• A single, centralized supercomputer

• A network of interconnected networks

• A global satellite communication system

• A proprietary software application

In the context of computer networks, what is a protocol?

• A physical cable connecting devices

• A type of software application

• A well-known set of rules and standards for communication

• A unique identifier for a device

What is an IP address on the Internet?

• A type of web browser

• A unique numerical identifier for each device on a network

• A security password for online accounts

• A programming language

How many bits are used in a traditional IPv4 address, and approximately how many unique addresses does it provide?

• 16 bits, providing millions of addresses

• 32 bits, providing over 4 billion addresses

• 64 bits, providing trillions of addresses

• 128 bits, providing undecillions of addresses

Why was IPv6 developed, and what is its primary advantage over IPv4?

• To improve internet speed, offering faster downloads.

• To provide a significantly larger number of unique addresses.

• To enhance cybersecurity measures.

• To simplify network configuration for users.

What is the primary function of the Domain Name System (DNS)?

• To encrypt internet traffic for security.

• To translate human-readable domain names into IP addresses.

• To manage email accounts and send messages.

• To store user passwords for websites.

What is DNS spoofing?

• A method to speed up internet connection.

• A technique to block unwanted advertisements.

• A cyberattack where a hacker redirects users to a fake website by changing DNS records.

• A system for backing up website data.