Computer Networking Midterms

Raw, unorganized facts (e.g., numbers, text, symbols).

• Data

• Information

• Communication

Data that has been processed, organized, and given context and meaning.

• Data

• Information

• Communication

The process of sharing data, information, thoughts, or feelings between a transmitter and a recipient.

• Data

• Information

• Communication

The device that sends the data (e.g., computer).

• Transmitter

• Sink

• Message

• Medium

• Protocol

The device that receives the data (e.g., computer, printer, fax machine).

• Transmitter

• Sink

• Message

• Medium

• Protocol

The data or information being sent.

• Transmitter

• Sink

• Message

• Medium

• Protocol

The physical or logical path through which data is transmitted (cable, air).

• Transmitter

• Sink

• Message

• Medium

• Protocol

A set of rules that governs data communications. Without it, devices are connected but not communicating.

• Transmitter

• Sink

• Message

• Medium

• Protocol

Physical links like cables.

• Guided

• Unguided

Logical links using waves through the atmosphere or space.

• Guided

• Unguided