Chapter 4: Networking and the Internet

These flashcards cover key vocabulary and concepts related to networking and the Internet from Chapter 4 of the lecture notes.

Allows users to exchange information and share resources including content, software, and data storage facilities.

Networking Software

A network for short-range communication, typically within a small area.

Personal Area Network (PAN)

A network covering a building or campus.

Local Area Network (LAN)

A network spanning a community.

Metropolitan Area Network (MAN)

A network covering greater distances, often connecting several LANs and MANs.

Wide Area Network (WAN)

A design where many clients make requests from a single persistent server.

Client-Server Model

A model in which two processes communicate equally, often for file sharing.

Peer-to-Peer (P2P) Networking

Rules governing communication within a network, ensuring compatibility between different vendors.

Protocol

Carrier Sense Multiple Access with Collision Detection; a network protocol for Ethernet to manage data transmission.

CSMA/CD

Carrier Sense Multiple Access with Collision Avoidance; used in WiFi to manage how data is transmitted avoiding collisions.

CSMA/CA

A device that passes all messages between two network segments.

Repeater

A device that passes only messages needed for computers on the opposite segment of a network.

Bridge

Connects incompatible networks and creates an internet of networks.

Router

A unique address assigned to devices on a network, often represented in dotted decimal notation.

IP Address

The system that translates domain names into IP addresses.

Domain Name System (DNS)

Protocol used for sending emails across the Internet.

SMTP (Simple Mail Transfer Protocol)

The standard markup language for documents designed to be displayed in a web browser.

HTML (Hypertext Markup Language)

The basic communication language of the Internet that guides how data packets are sent.

TCP/IP

Software designed to disrupt, damage, or gain unauthorized access to computer systems.

Malware