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Common information carriers are: books, paper, text, patterns, interconnection, photoelectric signals, colors, totems, USB flash drives, etc.
The information carrier refers to the medium that carries the information in the dissemination of information, and is the material basis on which the information is attached. That is, the entities used to record, transmit, accumulate and preserve information, including the intangible carriers that are characterized by energy and media, and the intangible carriers that use sound waves, light waves, and radio waves to transmit information, and the tangible carriers that are characterized by recording in physical form and use paper, film, film, tape, and disks to transmit and store information.
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Books, paper, words, patterns, interconnections**, photoelectric signals, (i.e. light and electricity), colors, totems (special symbols)...I pushed it myself, and I learned it in computer class before....
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Information carriers, first example: USB flash drives, CD-ROMs, flash memory, newspapers, books, etc. Its definition:
It is the medium that carries information in the dissemination of information, and is the material base on which information is attached, that is, the entity used to record, transmit, accumulate and preserve information. It includes intangible carriers that use sound waves, light waves, and radio waves to transmit information characterized by energy and media, and in physical form.
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The medium through which information is carried in the dissemination of information is the material basis on which information is attached. That is, the entity used to record, transmit, accumulate and store information. It includes intangible carriers characterized by energy and media, using sound waves, light waves, and radio waves to transmit information, and tangible carriers that are characterized by physical form recordings, and using paper, film, film, tape, and disks to transmit and store information.
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Paper, film, film, tape, diskette.
The information carrier is the medium that carries information in the dissemination of information, and is the material basis on which information is attached, that is, the entity used to record, transmit, accumulate and preserve information.
Information carriers include intangible carriers that are characterized by energy and media, and use sound waves, light waves, and radio waves to transmit information, and tangible carriers that are characterized by physical form recordings and use paper, film, film, tape, and disks to transmit and store information.
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The Internet is the most abundant.
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Information carriers refer to the media that carry information in the dissemination of information, that is, the entities used to record, transmit, accumulate and preserve information, including the intangible carriers characterized by energy and media, the use of sound waves, light waves, and radio waves to transmit information, and the tangible carriers characterized by physical form recordings, and the use of paper, film, film, tape and disks to transmit and store information.
Language is the first carrier of human beings to transmit information, a tool for social communication and exchange of ideas, and the most convenient, complex, universal and important information carrier system in human society. With the development of production and the continuous progress of society, the second carrier of information has emerged: words.
More than 500 scripts are now in use in the world. The invention of writing has made it possible to store (record) information and transmit it over long distances, which is a great progress for mankind. The invention of telegraph, radio and telegraph enabled a large amount of information to be transmitted at the speed of light, communicating the connection of the whole world, and human information activities entered a new era.
With the huge increase in the amount of information and the wide exchange of information, there is a need for information carriers with larger capacity. New information carriers such as computers, optical fibers, and communication satellites have become the main carriers of information under the situation of the new technological revolution. A hair-thin optical fiber can transmit hundreds of thousands** or thousands of TVs at the same time.
The new information carriers will inevitably lead to a new information revolution.
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1. Information carriers.
The earliest: counting fingers, knotting ropes, replacing stones, painting on cave walls.
After that, China: bamboo slips, wooden slips, metal container surfaces, silk, silk, Cai Lun papermaking. Foreign: Leaves of broad-leaved plants (tropics.
Animal skins, paper.
Nowadays, paper is a widely used information carrier, and magnetic storage media, electronic information storage media, optical storage media, etc. have also infiltrated into your life.
In the future, people will explore information carriers with greater storage density and more stable storage state. Such as biological storage – storing information with DNA.
2. Recording methods.
In the earliest days, "things are written down by things" or "things are debited", that is, things to be recorded are replaced by things that are easier to carry, but at this time all "things" are things in the real sense.
Later, humans learned to replace things with more concise symbols. From "hieroglyphs."
Later, the "modern script" was constantly developed and updated.
Moreover, with the development of computers, people use the concise characteristics of binary numbers to compare binary numbers and information through formula conversion, so that they can use the magnetic storage medium (disk) optical storage medium (optical disc) or electronic information storage medium (memory, U disk) mentioned above.
Take notes. <>
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**It can more vividly show the situation of the problem, the cause, the solution, personal tips or related knowledge, etc. 4. Audio: Audio can more intuitively show the situation, causes, solutions, personal tips or related knowledge of the problem.
1.Email 2Page 3IM 4Social**5SMS 6Broadcast 7TV 8Newspaper 9Miscellaneous Rotten Brother Zhi Judgment 10Advertising repentance.
You've done a great job! Can you elaborate on that?
1. Text: Text is the most commonly used carrier of Xinmenghuai, which can be used to describe the situation, causes, solutions, personal tips or related knowledge of the problem. 2、**:
**It can more intuitively show the situation of the problem, the cause, the solution, personal tips or related knowledge, etc. 3. **:** can more vividly show the situation of the problem, the cause, the solution, personal tips or related knowledge.
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U disks, jujube beam plates, flash memory, newspapers, books, etc. The information itself is not an entity, but only the content contained in the search, intelligence, instructions, data and signals, which must be transmitted by some medium. The evolution of information carriers has promoted the development of human information activities.
In a sense, the signal revolution is the revolution of information carriers. Information carriers include intangible carriers that use sound waves, light waves, and radio waves to transmit information characterized by energy and media, and tangible carriers that use paper, film, film, tape, and disks to transmit and store information in the form of physical records.
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Data is the manifestation and carrier of information, which can be symbols, words, numbers, voices, images, etc. Information is the connotation of data, and information is loaded on data and interpreted with meaning.
Data and information are inseparable, information relies on data to express, and data expresses information vividly and concretely. Data is symbolic and physical, and information is the data obtained after processing data and has an impact on decision-making, which is logical and conceptual; Data is the manifestation of information, and information is a meaningful representation of data. Data is the expression and carrier of information, and information is the connotation of data, and the relationship between form and quality.
Data itself has no meaning, and data only becomes information when it has an impact on the behavior of entities.
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Information is not the carrier of data, and it should be said that data is the carrier of information. Data can be in the form of numbers, words, symbols, audio, and so on. Data is a form of expression, and information is the connotation of data and the content to be conveyed, which are inseparable and complementary.
Is information the carrier of data?
Living in the age of the Internet, our information is being digitized at an astonishing rate. Data is recorded, stored and transmitted as a carrier, and data is everywhere in our lives.
Data can also be classified in multiple ways depending on its nature, the form in which it is presented, and the way in which it is recorded. There are positioning, qualitative, non-sensitive, timed, quantitative, etc.
The establishment of the database increases the speed of decision-making. At the same time, the quality of data is also crucial in order to make correct decisions, so a reliable management system should be established.
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