Podcast
Questions and Answers
Who is credited with foreseeing the invention of hypertext?
Who is credited with foreseeing the invention of hypertext?
- Ada Lovelace
- Claude E. Shannon
- Vannevar Bush (correct)
- Jean Hoerni
In what year was the first practical sound movie introduced?
In what year was the first practical sound movie introduced?
- 1939
- 1923
- 1940
- 1926 (correct)
Who developed the first integrated circuit?
Who developed the first integrated circuit?
- Lee De Forest
- Jean Hoerni (correct)
- Vannevar Bush
- Eadweard Muybridge
What was introduced by Philips and MCA in 1972?
What was introduced by Philips and MCA in 1972?
Who invented the electronic amplifying tube (triode)?
Who invented the electronic amplifying tube (triode)?
What was developed by the Library of Congress in the 1960s?
What was developed by the Library of Congress in the 1960s?
In what year was the first microprocessor chip introduced?
In what year was the first microprocessor chip introduced?
What was introduced by Apple in 1984?
What was introduced by Apple in 1984?
What is the role of the first media outlet to cover an issue?
What is the role of the first media outlet to cover an issue?
What is a consequence of not being presented with certain ideas?
What is a consequence of not being presented with certain ideas?
What is a characteristic of many ideas?
What is a characteristic of many ideas?
What is the main idea of Richard Saul Wurman's concept of 'Information Anxiety'?
What is the main idea of Richard Saul Wurman's concept of 'Information Anxiety'?
What is the primary purpose of information according to Robert Harris?
What is the primary purpose of information according to Robert Harris?
What happens to misinformation and rumors?
What happens to misinformation and rumors?
What is implied by the statement 'Newer is equated with truer'?
What is implied by the statement 'Newer is equated with truer'?
How do people often behave when being filmed by the media?
How do people often behave when being filmed by the media?
What type of stories are often emphasized in television?
What type of stories are often emphasized in television?
What is the implication of 'The media sell what the culture buys'?
What is the implication of 'The media sell what the culture buys'?
What is the purpose of a computer program?
What is the purpose of a computer program?
What is the significance of 'The early word gets the perm'?
What is the significance of 'The early word gets the perm'?
What is a characteristic of a desktop computer?
What is a characteristic of a desktop computer?
What is the main idea of the 'Data Smog' concept?
What is the main idea of the 'Data Smog' concept?
What is the implication of 'Selection is a viewpoint'?
What is the implication of 'Selection is a viewpoint'?
What is the significance of Hypercard in the context of the information age?
What is the significance of Hypercard in the context of the information age?
What is the primary purpose of checking the author's credentials when evaluating a website?
What is the primary purpose of checking the author's credentials when evaluating a website?
What can be inferred from the domain name 'lee.edu'?
What can be inferred from the domain name 'lee.edu'?
What is the purpose of searching the domain name on http://www.whois.sc/?
What is the purpose of searching the domain name on http://www.whois.sc/?
What is the primary purpose of evaluating a website's purpose?
What is the primary purpose of evaluating a website's purpose?
Why is it important to check the suffix on a domain name?
Why is it important to check the suffix on a domain name?
What is the primary purpose of evaluating an author's expertise?
What is the primary purpose of evaluating an author's expertise?
What is the purpose of searching for the organization's main website?
What is the purpose of searching for the organization's main website?
Why is it important to consider the purpose of a website?
Why is it important to consider the purpose of a website?
What is the primary difference between a workstation and a desktop computer?
What is the primary difference between a workstation and a desktop computer?
What is the primary characteristic of a Personal Digital Assistant (PDA)?
What is the primary characteristic of a Personal Digital Assistant (PDA)?
What is the primary function of a server?
What is the primary function of a server?
What is the term used to describe the huge machines that process millions of transactions every day?
What is the term used to describe the huge machines that process millions of transactions every day?
What is the primary characteristic of a wearable computer?
What is the primary characteristic of a wearable computer?
Who is considered the 'Father of Information Theory'?
Who is considered the 'Father of Information Theory'?
What is the primary difference between a laptop and a desktop computer?
What is the primary difference between a laptop and a desktop computer?
What is the term used to describe a computer that is designed to process large amounts of data quickly?
What is the term used to describe a computer that is designed to process large amounts of data quickly?
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Study Notes
Invention of Telegraph and Motion Pictures
- 1837: Invention of telegraph in Great Britain and the United States
- 1861: Motion pictures projected onto a screen
- 1876: Dewey Decimal system introduced
- 1877: Eadweard Muybridge demonstrates high-speed photography
- 1899: First magnetic recordings
Development of Information Science
- 1902: Motion picture special effects
- 1906: Lee De Forest invents electronic amplifying tube (triode)
- 1923: Television camera tube invented by Zworykin
- 1926: First practical sound movie
- 1939: Regularly scheduled television broadcasting begins in the U.S.
- 1940s: Beginnings of information science as a discipline
- 1945: Vannevar Bush foresees the invention of hypertext
- 1946: ENIAC computer developed
- 1948: Birth of field-of-information theory proposed by Claude E. Shannon
Advancements in Computing
- 1957: Planar transistor developed by Jean Hoerni
- 1958: First integrated circuit
- 1960s: Library of Congress develops LC MARC (machine readable code)
- 1969: UNIX operating system developed, which could handle multitasking
- 1971: Intel introduces first microprocessor chip
- 1972: Optical laserdisc developed by Philips and MCA
- 1974: MCA and Philips agree on standard videodisc encoding format
- 1975: Altair Microcomputer Kit: first personal computer for the public
- 1977: RadioShack introduces first complete personal computer
Information Anxiety and Evolution of Man and Information
- Information anxiety is produced by the ever-widening gap between what we understand and what we think we should understand
- It is the black hole between data and knowledge, and what happens when information doesn’t tell us what we want or need to know
Sizing Up the Information
- Information must compete
- Newer is equated with truer
- Selection is a viewpoint
- The media sell what the culture buys
- The early word gets the perm
- You are what you eat and so is your brain
- Ideas are seen as controversial
- Undead information walks ever on
- Media presence creates the story
- The medium selects the message
Computers
- A computer is an electronic device that stores and processes data (information)
- Types of computers:
- Personal Computers
- Desktop Computers
- Laptops
- Personal Digital Assistants (PDAs)
- Server
- Mainframes
- Wearable Computers
The World Wide Web (Internet)
- The origin of the Internet can be traced back to Claude E. Shannon, an American Mathematician
- He worked at Bell Laboratories and published a paper proposing that information can be quantitatively encoded as a sequence of ones and zeroes
How to Check the Reliability of Web Sources
- Who is the author of the article or site?
- Who published the site?
- What is the main purpose of the site?
- Why did the author write it and why did the publisher post it?
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