Overview of Data Communications
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Flashcards covering key terms and definitions related to Data Communications.
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13 Terms
Data
Raw facts that are collected.
Information
Processed data that helps in decision-making.
Telecommunication
The transmission of voice, video, and data, usually over long distances.
Data Communication
The movement of computer information from one point to another using electrical, optical, or wireless systems.
Networking
The topology and architecture used to interconnect devices.
Internet
A network of networks.
Wireless Technology
Technology that uses wireless transmission mediums for communication.
Multiplexing
The combining of information from multiple sources for transmission across a shared medium.
Modulation
The method of using electromagnetic radiation to send information.
Channel Encoding
Techniques used to detect and correct transmission errors.
Protocol
A set of agreed-upon rules for communication between sender and receiver.
Transmission Medium
The path by which a message travels from sender to receiver.
Message
The information communicated from sender to receiver.
Note 
Flashcards (41)