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Embedded Systems Interview Questions
Questions Answers Views Company eMail

What are the two types of noise of MOSFET, how to eliminate them?(Thermal and Flicker).

Analog Devices,

4 14064

What is the build-in potential?

Wipro,

1 2856

Tell me how MOSFET works.

 2186

For a 0.18um and 0.8um technology MOSFET, which has a higher cutoff frequency?

 2 11381

How does a Bandgap Voltage reference work?

 3607

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

 2784

Tell me how BJT works.

 2 7580

what is Early effects and their physical origin.

 1 4186

what is short Channel effect.

 2 7452

How about voltage source?

 2057

How to improve these parameters? (Cascode topology, use long channel transistors)

 1979

Which type of architecture 8085 has?

DRDO, Sasken, Wipro,

6 32928

How many memory locations can be addressed by a microprocessor with 14 address lines?

HCL, Paavai,

5 30137

8085 is how many bit microprocessor?

 18 31834

Why is data bus bi-directional?

College School Exams Tests, TCS, Wipro,

11 55205

Un-Answered Questions { Embedded Systems }

Tell me is count down_to_zero loop better than count_up_loops?

624

Explain why present VLSI circuits use MOSFETs instead of BJTs?

937

What is the difference between hardware design and software design?

627

Does alu have any storage facility?

912

Can port 0 be used as input output port?

911

What does the out instruction do, define its format?

788

What is meant by the statement that 8085 is a 8 bit microprocessor?

846

What are the differences between mocks and stubs/fakes and where you might use them.

649

The PCI bus is the important bus found in all the new Pentium systems because

895

What is an interrupt service routine?

825

How much on chip ram is available?

1164

What are the changes that are provided to meet design power targets?

904

Can you tell how many pins are there in 8085 Microprocessor?

848

Explain the two types of software?

821

State the differences between a procedure and a macro.

884

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