Tell me why do we need virtual device drivers when we have physical device drive

Tell me why do we need virtual device drivers when we have physical device drivers?

Question Posted / manju rani

No Answer is Posted For this Question
Be the First to Post Answer

More Embedded Systems AllOther Interview Questions

Tell me about 3 times you failed.

Explain the properties of a object oriented programming language.

Tell me what is embedded system in a computer system?

What are the uses of the keyword volatile?

whether the mulitasking and multiprocessing are same or not.

Tell me what is difference between binary semaphore and mutex?

What is isr? Can they be passed any parameter and can they return a value?

What is interrupt latency? How can you reduce it?

What is the main function of multiplexed address/data bus?

Explain the differences between stateless and stateful systems, and impacts of state on parallelism.

How are variables mapped across to the various memories by the c compiler?

Tell me can include files be nested?

For more Embedded Systems AllOther Interview Questions Click Here