10 Questions
What does the term telecommunication mean?
Communication at a distance
What is a network?
A set of devices connected by communication links
What are the three types of data flow discussed in the text?
Simplex, Half-duplex, Full-duplex
Which of the following is not a component of data communication?
Jitter
What is the definition of data in the context of data communications?
Information presented in whatever form agreed upon by the parties
Define data communications.
Data communications refers to the exchange of data between two devices via some form of transmission medium such as a wire cable or wireless.
What are the five components of data communication?
The five components of data communication are message, sender, receiver, medium, and protocol.
What are the five types of data representation discussed in the text?
The five types of data representation discussed are text, numbers, images, audio, and video.
Define a network.
A network is a set of devices (nodes) connected by communication links, where a node can be a computer, printer, or any other device capable of sending and/or receiving data.
What are the three types of data flow mentioned in the text?
The three types of data flow mentioned are simplex, half-duplex, and full-duplex.
Study Notes
Data Communications
- Telecommunication refers to the transmission and reception of information over long distances through various electronic means.
Data and Data Communication
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Data, in the context of data communications, refers to the information or message being transmitted.
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Data communication is the process of transmitting and receiving data electronically through a communication channel.
Components of Data Communication
- The five components of data communication are: • Sender: The device that initiates the communication. • Receiver: The device that receives the data. • Message: The information being transmitted. • Medium: The physical path through which the message is transmitted. • Protocol: The set of rules governing the data transmission.
Data Representation
- The five types of data representation discussed are: • Text • Image • Audio • Video • Multimedia
Networks and Data Flow
- A network is a collection of interconnected devices that can communicate with each other.
- The three types of data flow mentioned in the text are: • Simplex: One-way communication, where only one device can transmit. • Half-Duplex: Both devices can transmit, but not at the same time. • Full-Duplex: Both devices can transmit and receive simultaneously.
Test your knowledge on the fundamental concepts of computer networks with this quiz. Topics include data communications, telecommunication, and transmission mediums.
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