Digital Electronics - Microprocessor Fundamentals - Discussion

Discussion :: Microprocessor Fundamentals - General Questions (Q.No.1)


The devices that provide the means for a computer to communicate with the user or other computers are referred to as:

[A]. CPU
[B]. ALU
[C]. I/O
[D]. none of the above

Answer: Option C


No answer description available for this question.

Kanika said: (Jan 6, 2011)  
Input/output devices as the name only indicate is used for communication purpose in microprocessors.

Kirty said: (Jul 26, 2011)  
Its only input/output devices are there which can communicate with users, it can neither be ALU nor CPU.

Suchismita Mohanty said: (Feb 8, 2012)  
Because through i/o devices we can provide user input. So these are acting like an interface between the user and computer.

Sams said: (Jul 27, 2012)  
Off course name indicate the input / output is used for communication purpose.

Anjali said: (Feb 20, 2014)  
Obviously it is i/o because without providing input we can not communicate & without o/p can not analysis result.

Amitraj Maurya said: (Nov 13, 2014)  
The only use of i/o device is to communicate between either PC to PC or PC to Human.

Sahil said: (Feb 17, 2015)  
Yes, its name indicates input output than it is use for this work.

Chinna said: (May 19, 2018)  
Input/ output device are used in communication purpose in microprocessor.

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