Anonymous

Changes

From Open Educational Resources

ICT student textbook/Science Technology and Society (view source)

Revision as of 11:35, 7 December 2016

241 bytes removed ,  11:35, 7 December 2016
no edit summary
Line 65: Line 65:  
Can you imagine and write about or draw a counting device that could have been constructed for measuring, calculating things?
 
Can you imagine and write about or draw a counting device that could have been constructed for measuring, calculating things?
   −
 
+
|}              
−
|}      
  −
 
  −
Can you guess what was the first computer like? 
  −
 
  −
This was the Abacus, first used for representing numbers and performing calculations.
  −
 
  −
This is an example of an analog device where you physically change things to perform calculations.       
      
{| class="wikitable"
 
{| class="wikitable"
Retrieved from "https://oer.teacher-network.in/index.php/Special:MobileDiff/3935"