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

Define the types of memory used in 8085 microprocessor?

1058

Write a program that will store the contents of an accumulator and flag register at locations 2000h and 2001h.

896

What is the maximum memory addressable size by the 8086?

1102

What is single stepping and how can it be achieved on the 8086?

1218

What type of interrupts are used for critical events and why?

1079

What type of instruction is cpi ‘c’ and define the action it performs?

1142

Classify interrupts on the basis of signals. State their differences.

1155

What does a microprocessor mean? What all does a microprocessor comprise of?

1069

What does a microprocessor mean?

1086

What all does a microprocessor comprise of?

1110

What’s a microprocessor?

1005

What are the different types of system involved in embedded system?

938

Why is java mostly used in embedded systems?

973

What are the commonly found errors in embedded systems?

810

What is the need for having multibyte data input and output buffers in case of device ports?

891

Un-Answered Questions { Embedded Systems }

What is the position of the stack pointer after the push instruction?

1386

Draw the Differential Sense Amplifier and explain its working. Any idea how to size this circuit? (Consider Channel Length Modulation)

1370

What are registers in microcontroller ?

1112

How many instruction bits does 8085 processor support?

1091

What is internal structure of 8086?

1013

How to reduce function call overhead in arm based systems

816

What are the major differences in short label and near label jump instructions?

1007

Explain the architecture of 8051 microcontroller ?

998

Process technology? What package was used and how did you model the package/system? What parasitic effects were considered?

2337

Explain the concept of separation of concerns?

848

Explain what is the main difference between 8085 and 8086 processors?

986

Define psp and its structure?

1070

How clock signal is generated in 8086? What is the maximum internal clock frequency of 8086?

1401

What is the use of having the const qualifier?

784

How many bit address bus does the 8085 use?

1015

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