Why do we need virtual device drivers when we have physical device drivers?


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More Embedded Systems AllOther Interview Questions

What is the scope of a function that is declared as static?

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look at following code void foo(void) { unsigned int a = 6; int b = -20; int c = (a+b > 6) ? 1:0; } o/p is 1 why explain promotion rules

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Differentiate testing and verification?

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What is the difference between unit test and integration test?

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Implement a <basic data structure> using <some language> on <paper|whiteboard|notepad>.

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Can you name any code testing tools?

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Tell me what could be the reasons for a system to have gone blank and how would you debug it?

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What could be the reasons for a system to have gone blank and how would you debug it?

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What kinds of problems can you hit with locking model?

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Whose blogs or podcasts do you follow? Do you blog or podcast?

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How does a 3 tier application differ from a 2 tier one?

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What type of scheduling is there in rtos?

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