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

What are the different types of buses used by the embedded systems?

918

What is the purpose of using critical sections?

840

What is interaction semantics used in embedded systems?

954

Why does pre-emptive multi-threading used to solve the central controller problem?

835

What are the different types of customizations that is used with the “volatile” keyword?

854

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

862

What is the need for an infinite loop in embedded systems?

857

How does the interrupt architecture works?

902

What are the functional requirements that are used in the embedded systems?

899

Differentiate between mutexes vs semaphores.

916

Write a program to show the functionality of power-save super loop.

1088

How to create a child process in linux?

1066

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

892

What is the function of watchdog timer in embedded system?

873

How are macros different from inline functions?

897

Un-Answered Questions { Embedded Systems }

What is a locator?

1131

Explain the concept of separation of concerns?

848

What is rise time and bandwidth?

970

What are the different ways in which antenna violation can be prevented?

1127

What is the RST for the TRAP?

1375

Define the number of flags present in the 8086 and name each one of them.

1026

Why memory width is not 16-bit? In stead of having 8-bit (same as 8085)?

1091

What is the function of eu?

1110

Please explain what is interrupt latency? How can you reduce it?

902

Explain why present VLSI circuits use MOSFETs instead of BJTs?

1156

What are the types of interrupts in 8051?

1224

What is the main function of metastability in vsdl?

1068

What does it mean “the channel is pinched off”?

1358

What is BIBO stability?

933

What is spin lock?

842

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