12 Questions
What does the term 'telecommunication' mean?
Communication at a distance
What is the meaning of the term 'data' in the context of data communications?
Information presented in any agreed upon form
What are the fundamental characteristics that determine the effectiveness of a data communications system?
Delivery, accuracy, timeliness, and jitter
Why must the system deliver data accurately in data communications?
To avoid alteration of data during transmission
What does 'jitter' refer to in the context of data communications?
The fluctuation in signal timings
What is the main requirement for data communications to occur between two devices?
Availability of a combination of hardware and software
What does 'timely delivery' refer to in the context of video and audio transmission?
Delivering data as they are produced
How is 'jitter' defined in the context of packet delivery?
Variation in packet arrival time
Which component of a data communication system is responsible for sending the data message?
Sender
What does a transmission medium represent in a data communications system?
The physical path for message transmission
What is the role of a protocol in data communications?
Set of rules governing data communications
Which scenario best illustrates 'jitter' in video packet delivery?
Packets arriving with uneven delay causing variation in video quality
Test your knowledge of the basics of data communications, including local and remote communication, telecommunication, and the concept of data. Explore the fundamentals of sharing information over different distances and forms.
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