Question
Which of the following devices/interfaces did Douglas Engelbart invent?
This question was previously asked in
RRB NTPC 2019 CBT 1 Question Paper (8-Mar-2021) (Shift 2)
The correct answer is
Computer mouse
Engelbart's Key Invention Identified
Douglas Engelbart was a pioneering computer scientist known for his significant contributions to human-computer interaction.
He is most famously credited with the invention of the computer mouse.
Let's review the options:
- Compact disc: Invented primarily by James T. Russell.
- USB port: Developed by an industry group led by Intel.
- Floppy disk: Invented by IBM engineers.
- Computer mouse: Conceptualized and developed by Douglas Engelbart and his team at the Stanford Research Institute (SRI).
Therefore, the device invented by Douglas Engelbart among the choices is the computer mouse.
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