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Embedded Systems Interview Questions
Questions Answers Views Company eMail

What is the difference between fifo and the memory?

DewSoft, Intel, Pentagon Rugged Systems,

6 27575

what is plc system

 3 6026

IS 8085 an embedded system?

 4 13835

what is the command/instruction in ARM that does not do anything or does not execute any instruction ? (except NOP instruction)

Bosch,

2696

what is difference between micro processor & micro controller ?

Bosch,

8 11505

what is Page Fault or Page thrashing ?

Broadcom,

3 12488

Can we use semaphore or mutex or spin lock in interrupt context in linux kernel ?

Broadcom,

3 18985

DMA deals with which address (physical/virtual addresses) ?

Bosch,

3 11489

what is dirac delta function and its fourier transform and its importance?

AMD,

3 9584

WHAT IS THE DIFFERENCE BETWEEN TESTING AND VERIFICATION OF VLSI CIRCUIT?

Intel, Wipro,

5 24604

While writing interrupt handlers (ISR), which are points needed to be considered ?

Broadcom, nvidia,

5 17630

can microcontroller work indepandently

3 7335

Write a VLSI program that implements a toll booth controller?

Patni,

3493

Hi Guru here.......my question is....... Is it necessary to start the execution of a program from the main() in C?

 4 6869

Program to print the 32 number in form of binary, Hexa and ASCI.

Royal Enfield,

2391

Un-Answered Questions { Embedded Systems }

Tell me how do you detect if two 8-bit signals are same?

685

Tell me what is the difference between hard real-time and soft real-time os?

439

Tell me what are the qualifiers in c?

435

Explain the purpose of the status register?

618

What work have you done on full chip Clock and Power distribution? What process technology and budgets were used?

2338




Name the pin in 8086 microprocessor that is used for selecting mode of operation?

604

What software configuration management tools are you familiar working with?

409

What are the changes that are provided to meet design power targets?

644

Explain various adders and difference between them?

676

What are the most common errors you've found in embedded systems and how have you resolved them?

439

Explain me what is endianness of a system and how do different systems communicate with each other?

445

If you buy some rtos, what are the features you look for in?

436

Tell me what are the different types of buses used by the embedded systems?

411

Let A & B be two inputs of the NAND gate. Say signal A arrives at the NAND gate later than signal B. To optimize delay, of the two series NMOS inputs A & B, which one would you place near the output?

862

Define crossbar switching with reference to 8086?

604

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