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What is the primary purpose of a messenger pigeon as mentioned in the text?
What is the primary purpose of a messenger pigeon as mentioned in the text?
Who is credited with inventing the alphabet signaling system based on waving flags, as described in the text?
Who is credited with inventing the alphabet signaling system based on waving flags, as described in the text?
What type of code is used in telecommunication that involves dots and dashes or dits, as indicated in the text?
What type of code is used in telecommunication that involves dots and dashes or dits, as indicated in the text?
In the context of the text, what was the significance of Samuel F.B. Morse's contribution to communication technology?
In the context of the text, what was the significance of Samuel F.B. Morse's contribution to communication technology?
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Which invention mentioned in the text allows for the transmission of textual messages without the physical exchange of objects?
Which invention mentioned in the text allows for the transmission of textual messages without the physical exchange of objects?
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What medium did Philo Taylor Farnsworth II create for transmitting and receiving moving images?
What medium did Philo Taylor Farnsworth II create for transmitting and receiving moving images?
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Who is known for developing television as a communication medium for transmitting and receiving moving images?
Who is known for developing television as a communication medium for transmitting and receiving moving images?
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