Lesson 1 Flashcards
A global network of computer networks using TCP/IP that connects computers worldwide.
The Internet
The protocol responsible for addressing and forwarding individual packets over the Internet.
IP (Internet Protocol)
The first network created by ARPA, which laid the foundation for the modern Internet.
ARPANET
A unique numerical identifier assigned to each computer connected to the Internet, consisting of four sets of numbers separated by periods.
IP Address
This term describes how data is transmitted over the Internet in small packets, taking the best available path to the destination.
Packet Switching
The graphical web browser that gained popularity in the 1990s and helped make the Internet accessible to casual users.
Mosaic
A naming system that translates human-readable domain names into IP addresses.
Domain Name System (DNS)
A computer on the Internet that has a unique IP address and participates in sending or receiving data.
Host
A system that consists of a client making requests and a server fulfilling those requests in a network environment.
Client-Server Model
The acronym for the protocol used to transfer files between computers on the Internet.
FTP (File Transfer Protocol)
A directory and file system used in URLs to specify the exact location of a resource.
Path
The protocol used to access and transmit documents on the Web.
HTTP (Hypertext Transfer Protocol)
The process of converting domain names into IP addresses so computers can communicate.
Domain Name Resolver
The general name for top-level domain names that identify types of organizations, such as “.edu” for educational institutions and “.com” for commercial businesses.
Generic Top-Level Domains (TLDs)
The protocol used to send and manage electronic mail.
SMTP (Simple Mail Transfer Protocol)