An American Engineer named 'Douglas Engelbart' invented which piece of computer hardware in 1964?

Options :
  1. The floppy disk
  2. The hard disk
  3. The modem
  4. The mouse
Answer and Explanation :-

Answer: Option 4

Explanation:

Sorry there is no explanation for this answer. Please help others by posting your response below

How do you rate this queston?  Very Easy  Easy  Average  Above Average  Tough

Previous Question : Jonathan Scobie is famous for inventing

Next Question : The only person in history to hold a patent on a chemical element is

Click here for online test on Discovery & Inventions

Responses


 (Getemail alerts when others member replies)







But beauty is about finding the right fit, the most natural fit, To be perfect, you have to feel perfect about yourself --- avoid trying to be something you're not. For a goddess, that's especially hard. We can change so easily.-Aphrodite
-Rick Riordan The Lost Hero