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Embedded Systems Interview Questions
Questions Answers Views Company eMail

Accessing fixed memory locations

912

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

1141

Advantages and disadvantages of using macro and inline functions?

903

What is difference between using a macro and a in line function?

920

What typecast is applied when we have a signed and an unsigned int in an expression?

985

What are hard and soft real time systems?

961

Write a constant time consuming statement lot finding out if a given number is a power of 2?

876

What is watchdog timer?

893

what is the difference between embedded systems and the system in which rtos is running?

944

What is a 'const' variable?

893

What is a semaphore? What are the different types of semaphore?

850

Why cannot arrays be passed by values to functions?

918

What is loop unrolling?

889

Scope of static variables?

909

Why do we need a infinite loop in embedded systems development? What are the different ways by which you can code in a infinite loop?

900


Un-Answered Questions { Embedded Systems }

Give example of bit address and byte address?

1110


Can structures be passed to the functions by value?

849


Explain briefly the string addressing mode with the help of an example?

1003


What is the difference between unit test and integration test?

892


Explain the components of an embedded system?

911


Design an 8 is to 3 encoder using 4 is to encoder?

1333


For an AND-OR implementation of a two input Mux, how do you test for Stuck-At-0 and Stuck-At-1 faults at the internal nodes? (You can expect a circuit with some redundant logic)

1279


What elements of oo design are most prone to abuse? How would you mitigate that?

987


Explain scope of static variables?

973


Define signal sampling?

880


Why was 8085 microprocessor introduced?

1073


Can you have constant volatile variables?

778


What is digital signal controller ?

869


What are the interrupts of 8086?

1010


On a scale of one to ten, rate me as an interviewer now 26 which stack is used in 8086?

974