Computer Networks I - Vocabulary Review

These flashcards cover essential vocabulary related to Computer Networks I, including definitions of key terms and concepts.

Data Communication

The process of exchanging data or information between two devices through a transmission medium.

Network

A group of computers and other devices connected together to share resources.

Protocol

A set of rules that governs data communications to ensure proper exchange of information.

OSI Reference Model

A conceptual framework that describes the tasks involved in inter-computer communication divided into logical layers.

TCP/IP Model

A set of communication protocols used for the Internet and similar networks, consisting of application, transport, internet, and network interface layers.

Transmission Medium

The physical path by which a message travels from sender to receiver, like cables or wireless signals.

Simplex Communication

A communication mode that allows data transmission in only one direction.

Half-Duplex Communication

A communication mode where data can be transmitted in both directions, but not simultaneously.

Full-Duplex Communication

A communication mode that allows data transmission in both directions simultaneously.

Bandwidth

The maximum rate of data transfer across a network in a given time.

Latency

The time delay experienced in the transmission of data over a network.

Jitter

The variation in packet arrival time in network data transmission.

Network Topology

The arrangement of different elements (links, nodes) in a computer network.

Wired Network

A network that uses physical cables to connect devices.

Wireless Network

A network that uses high-frequency radio waves to communicate between devices.

Scalability

The ability of a network to grow and manage increased demand by adding resources.