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Embedded Systems Interview Questions
Questions Answers Views Company eMail

Difference between 80286 and 80287

Mascot,

2 11670

In a processor these are 120 instructions . Bits needed to impliment this instructions [a] 6 [b] 7 [c] 10 [d] none

Wipro,

2 11586

In 8085 microprocessor READY signal does.which of the following is incorrect statements [a]It is input to the microprocessor [b] It sequences the instructions

Wipro,

2 11403

Return address will be returned by function to

Wipro,

2 7497

load a mul a store t1 load b mul b store t2 mul t2 add t1 then the content in accumulator is

Wipro,

2 9193

In 8085 microprocessor READY signal does.which of the following is incorrect statements [a]It is input to the microprocessor [b] It sequences the instructions

Wipro,

4 11764

what is conductance and valence band?

1 6574

What is Fermi level?

5 10963

How does Vbe and Ic change with temperature?

Qualcomm,

3515

If the substrate doping concentration increase, or temperature increases, how will Vt change? it increase or decrease?

1 4653

what is Channel length modulation?

Intel,

2 7316

what is the doping?

5 8738

How does a pn junction works?

Wipro,

2 7709

What is the depletion region?

1 5709

Tell me the parameters as many as possible you know that used to character an amplifier?

1 3618


Un-Answered Questions { Embedded Systems }

Which interrupts are generally used for critical events?

1098


In the design of a large inverter, why do we prefer to connect small transistors in parallel (thus increasing effective width) rather than lay out one transistor with large width?

1193


Explain with an example how parameters can be passed using registers.

1038


What are little endian and big endian types of storage? How can you identify which type of allocation a system follows?

918


What is a semaphore? What are the different types of semaphore?

841


How are macros different from functions?

772


What is return type of isr?

797


Describe the jae instruction with the help of an example?

975


What is clock frequency for 8085?

1042


If you've integrated new software in an existing system, tell us how you evaluated and identified the requirements for this new technology.

950


Explain the differences between the nmi and intr

1174


Define edge or level sensitive interrupts?

1085


Explain what happens when recursion functions are declared inline?

848


How are labels named in assembly language?

1276


What kinds of problems can you hit with locking model? And a lockless model?

822