Embedded Systems Interview Questions
Questions Answers Views Company eMail

Difference between 80286 and 80287

Mascot,

2 7815

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

Wipro,

2 8081

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 7555




Return address will be returned by function to

Wipro,

2 4284

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

Wipro,

2 5574

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 7135

what is conductance and valence band?

1 3816

What is Fermi level?

5 5432

How does Vbe and Ic change with temperature?

Qualcomm,

2000

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

1 1808

what is Channel length modulation?

Intel,

2 2303

what is the doping?

5 3858

How does a pn junction works?

Wipro,

2 4166

What is the depletion region?

1 3390

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

1 1126







Un-Answered Questions { Embedded Systems }

PROVIDE ME NOTES ON EMBEDDED TCHNLOGY

1788


Draw the Layout of an Inverter?

1260


What happens if we use an Inverter instead of the Differential Sense Amplifier?

1806


6-T XOR gate?

2922


What types of I/O have you designed? What were their size? Speed? Configuration? Voltage requirements?

1246






If not into production, how far did you follow the design and why did not you see it into production?

954


Draw the Cross Section of an Inverter? Clearly show all the connections between M1 and poly, M1 and diffusion layers etc?

2085


Explain the operation considering a two processor computer system with a cache for each processor.

1559


Insights of a 2 input NOR gate. Explain the working?

1842


In a SRAM layout, which metal layers would you prefer for Word Lines and Bit Lines? Why?

2600


Differences between Array and Booth Multipliers?

2687


What types of high speed CMOS circuits have you designed?

1355


What types of CMOS memories have you designed? What were their size? Speed?

1794


Implement a 2 I/P and gate using Tran gates?

2687


what is the command/instruction in ARM that does not do anything or does not execute any instruction ? (except NOP instruction)

2007