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 104840

What is flag, bus?

8 27463

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

HP, Keane India Ltd,

1 8833

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

College School Exams Tests, HCL,

6 54652

What does it mean by embedded system?

11 23388

What are the different addressing modes in 8085?

Rambala Exports, Syntel,

25 68744

What is the difference between MOV and MVI?

15 79651

What are the functions of RIM, SIM, IN?

Pappu Sons, Wipro,

10 75763

What is the immediate addressing mode?

13 32952

What are the different flags in 8085?

Spectra Innovations, TCS, Wipro,

24 101317

What happens during DMA transfer?

9 30819

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

2 25391

What is PSW?

DRDO,

11 57262

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

17 162175

What is a program counter? What is its use?

9 87605

Un-Answered Questions { Embedded Systems }

What is the purpose of a watchdog timer?

987

List out various uses of timers in embedded system?

916

What is lst file?

1145

After the following has been executed MOV BL, 8C MOV AL, 7E ADD AL, BL; what will be the contents of register AL?

2382

In how many ways computer soft wares are categorized?

1080

What is kernel paging?

861

What is the repository pattern? Why are patterns important?

927

What are recursive and non recursive systems?

962

Write the expression for discrete convolution.

1107

What is the difference between nmos and pmos technologies?

1155

What are different adder circuits you studied?

1084

Can you name the differences between object-oriented and component-based design?

915

Which is non maskable interrupt for 8085?

1148

What is an embedded system?

884

As you know a vast majority of high performance embedded systems today use risc architecture why?

937

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