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

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

1162

Name 5 different addressing modes?

1126

Why address bus is unidirectional and data bus is bidirectional?

1246

Why the temporary registers w and z are named so I mean we start from a,b,c,d,e then h and l coz h stands for higher bit nd l for lower bit of the address pinted by memory pointer....but wats w and z for?

1237

Give an example of one address microprocessor?

1260

Design a divide-by-3 sequential circuit with 50% duty circle now?

1074

What is a program counter?

1216

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

1224

Please give a circuit to divide frequency of clock cycle by two?

1110

Explain transmission gate-based d-latch?

1132

Can an rc circuit be used as clock source for 8085?

1292

Give truth table for a half adder, give a gate level implementation of the same?

1075

Which is the stack used in 8085?

1123

What is the difference between isr & function call?

1228

What is internal structure of 8086?

1059

Un-Answered Questions { Embedded Systems }

Tell me why embedded system is useful?

876

Where can we find the sample assembly language programs?

1048

What is the ideal input and output resistance of a current source?

3060

What is the volatile keyword used for?

1000

Which are the different data transfer schemes?

1095

Explain the difference between "set" logic, and "procedural" logic. When would you use each one and why?

861

What are hardware interrupts?

1079

How do you reduce interrupt latency?

944

Tell me can a variable be both const and volatile?

930

Explain various adders and difference between them?

1262

Mention the addressing modes of 8085?

1118

Tell me what is the difference between hardware design and software design?

898

Tell me what is a watchdog timer?

962

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

1407

Why is java used in embedded systems?

903

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