Embedded Systems Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

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Embedded Systems Interview Questions

Questions Answers Views Company eMail

Explain what is return type of isr?

940

Tell me what are real-time embedded systems?

1008

Tell me what are buses used for communication in embedded system?

904

Explain me what is spin lock?

809

Explain how does combination of functions reduce memory requirements in embedded systems?

979

Tell me what type of scheduling is there in rtos?

840

Can you please explain the difference between mutexes vs semaphores?

866

Tell me what is interrupt latency? How can you reduce it?

888

Tell me when one must use recursion function? Mention what happens when recursion functions are declared inline?

947

Explain various uses of timers in embedded system?

1001

Tell me what are inline functions?

873

Tell me what is the purpose of using critical sections?

914

Explain me what is the main function of multiplexed address/data bus?

859

Tell me what happens when recursive functions are declared inline?

947

Explain me how does the interrupt architecture works?

964

Un-Answered Questions { Embedded Systems }

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

938

What software configuration management tools are you familiar working with?

811

How are macros different from functions?

818

What are the software instructions related to stack operations?

1149

What is Latch Up? Explain Latch Up with cross section of a CMOS Inverter. How do you avoid Latch Up?

1420

What's risc architecture?

906

What is an embedded system and why it is used?

855

what is a Watchdog Timer?

1239

Explain scope of static variables?

1018

What is the volatile keyword used for?

1002

How to detect a sequence of "1101" arriving serially from a signal line?

1117

What types of CMOS memories have you designed? What were their size? Speed?

4702

Explain various adders and difference between them?

1264

What is the maximum supported clock speed of the 8086?

1044

Please give a circuit to divide frequency of clock cycle by two?

1111

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