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 is the function of accumulator?

Sandvik, SICSR,

20 104261

What is flag, bus?

8 27241

What are tri-state devices and why they are essential in a bus oriented system?

HP, Keane India Ltd,

1 8761

Why are program counter and stack pointer 16-bit registers?

College School Exams Tests, HCL,

6 54425

What does it mean by embedded system?

11 23002

What are the different addressing modes in 8085?

Rambala Exports, Syntel,

25 68066

What is the difference between MOV and MVI?

15 79141

What are the functions of RIM, SIM, IN?

Pappu Sons, Wipro,

10 75430

What is the immediate addressing mode?

13 32527

What are the different flags in 8085?

Spectra Innovations, TCS, Wipro,

24 100668

What happens during DMA transfer?

9 30538

What do you mean by wait state? What is its need?

2 25266

What is PSW?

DRDO,

11 56894

What is ALE? Explain the functions of ALE in 8085.

17 161473

What is a program counter? What is its use?

9 87277

Un-Answered Questions { Embedded Systems }

You have just been put in charge of a legacy code project with maintainability problems. What kind of things would you look to improve to get the project on a stable footing?

942

Which is the tool used to connect the user and the computer?

1181

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

920

Do you know what is the use of volatile keyword?

837

What is the function of ale in 8085 microprocessor?

1101

Define microprocessor?

1302

how does the 8086 differ from the 8085 microprocessor?

997

How might a task-based model differ from a threaded model?

811

What is the difference between hard real-time and soft real-time os?

792

What are the different types of arithmetic operations that can be performed by the 8085 microprocessor?

1207

What is the function of watchdog timer in embedded system?

873

The interrupt response time is determined by?

1048

In what is the ready pin of a microprocessor used

1178

Describe a pattern that is not the factory pattern?

799

How are macros different from inline functions?

897

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