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Pre-Industrial Age
Prehistory is the period of human activity between the use of the first stone tools more than 3.3 million years ago and the invention of writing systems, the earliest of which appeared more than 5300 years ago.Technology that predates recorded history.
Example:
*Cave painting s(35,000 BC)
*Clay tablets in Mesopotamia (2400 BC)
*Papyrus in Egypt (2500 BC)
*Dibao in China(20 Century) -
Industrial Age
The Industrial Age is a period of history that encompasses the changes in economic and social organization that began around 1760 in Great Britain and later in other countries. It was characterized chiefly by the replacement of hand tools with power-driven machines such as the power loom and the steam engine, and by the concentration of industry in large institutions.
Examples:
- Printing press for Mass Production(19th century)
- Newspaper- The London Gazette(1640)
- Typewriter(1800)
- Telegraph -
Electronic Age
The electronic age is the invention of the transistor ushered in the electronic age. People harnessed the power of transistor that led to the transistor communication became more efficient.
Example:
-Transistor Radio
-Television (1941)
-Large Electronic Computer (1949)
-Mainframe Computer (1960) -
Information Age
Informational Age is a period in human history characterized by the change from traditional industry to an economy based computer information. The internet paved the way to an advance use of electronic devices through the invention of personal computers, mobile phones, etc. Further, voice, photos, and data are modernized.
Example:
-Web Browsers
-Blogs
-Social Network
-Micro blogs
