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?

1121

Name 5 different addressing modes?

1076

Why address bus is unidirectional and data bus is bidirectional?

1202

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?

1168

Give an example of one address microprocessor?

1220

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

1042

What is a program counter?

1154

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

1181

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

1037

Explain transmission gate-based d-latch?

1082

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

1243

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

1027

Which is the stack used in 8085?

1081

What is the difference between isr & function call?

1132

What is internal structure of 8086?

1014

Un-Answered Questions { Embedded Systems }

Name the unit that controls the sequential execution of instructions?

1067

If your database was under a lot of strain, what are the first few things you might consider to speed it up?

834

For a single computer processor computer system, what is the purpose of a processor cache and describe its operation?

2402

What are the different types of instructions of 8085?

1054

What is an interrupt? List various types of interrupts available in 8051 microcontroller?

1144

State the order of interrupts priority wise (lower to higher)?

1009

What are the uses of the keyword static?

860

Tell me can a variable be both const and volatile?

892

What is meant by cross-compiler?

1201

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

1079

Explain difference between risc and cisc processor?

882

Are you familiar with the term snooping?

3526

Tell me what is rtos?

825

Which is the best way to write loops?

894

What are recursive and non recursive systems? give examples?

1191

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