Explanation: Internet is a network of computers that links many different types of computers. It is a network of network sharing a common mechanism for addressing computers.

Explanation: The statement is true. ARPANET is the first WAN i.e., Wide Area network that had only four sites in 1969 for interconnecting computers.

Explanation: Telnet is the answer. It is a service that enables the user to log into another computer somewhere on the Internet.

Explanation: The answer is FTP. FTP stands for File Transfer Protocol. It allows the user to move a file from one computer to another on the internet.

Explanation: Anonymous FTP files are called publicly accessible files because they can be accessed by any user on the Internet.

Explanation: TCP stands for transmission control protocol. It basically allows different networks to interconnect.

Explanation: The system is the web server. HTTP stands for Hypertext transmission protocol.

Explanation: Any computer that has access to the web server is called the web client. Web server is any computer that uses the HTTP protocol.

Explanation: Web Browsers help the user to maintain a personal favorite list of URLs. Also, allows the user to download information on various formats.

Explanation: WWW specifies the URL of a website and allows the user to access information. URL stands for Uniform Resource Locator.