Information Flashcards
What are the first books invented?
- Tablets: they are heavy and break easily
- Rolls: they are kinda big and unweildy, hard to catalogue them and can only write on one side
- Codexes: they are books (from now)
What was the use of books?
It recorded more information in less space.
What is a newspaper?
It’s a publication that is:
- Public: anyone can read it
- Periodic: new issues/éditions come out regularly
- Current: its information is up to date
- Universal: It covers the widest possible range of topics
What is a news article?
It is a story about what’s happening , right now. It explains what, who, when, how and why.
What is a feature article?
It is an argument, opinion, analysis ‘about’ what’s happening, either right now, or in the recent past.
What are magazines?
They are composed entirely of features.
What does «ipsa scientia potestas est» mean?
Knowledge, itself, is power.
Names to important moments of the history: invention of books, printing press, mechanical clocks, photography, broadcast media, computers, internet.
- Invention of books:
- Printing press: Johannes Gutenberg
- Mechanical clocks:
- Photography: Nicephone Niepce
- Broadcast media: Gugliemo Marconi
- Computers: Charles Babbage
- Internet:
What is crytography?
It transmits information from one place to another without any third parties intercepting the information.
What are the problems of communication?
It is that of reproducing at one point either exactly of approximately a message selected at another point.
- Analyze large amounts of information in a short amount of time
- Transmit information from one place to another without any third parties intercepting information
What is the definition of information from library science?
Information is a pattern of organization of matter and energy, given meaning by a living being.
- Natural information
- Represented information
- Expressed information
- Recorded information
What is the definition of information from computer science?
Information is well-formed and meaningful data (collection of one or more facts/it is well formed when it reduces the amount of uncertainty we may have about the world), which can be mathematically encoded and measured using a binary bit (a yes-or-no answer).
What is the definition of information from physics?
Information is a property of physical universe, especially a property of molecules, atoms, and subatomical particules.
What is Shannon Entropy?
It is the number of bits needed to encode all the information inside that mass of matter.
The DISKS Model
Data (collection of facts) —> Information (that collection of data, given meaning by a living being) —> Knowledge —> Wisdom (the ability to increase effectiveness)
