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

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

Analog Devices,

4 14939

What is the build-in potential?

Wipro,

1 3328

Tell me how MOSFET works.

2426

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

2 11843

How does a Bandgap Voltage reference work?

3904

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

3011

Tell me how BJT works.

2 8055

what is Early effects and their physical origin.

1 4609

what is short Channel effect.

2 7999

How about voltage source?

2265

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

2185

Which type of architecture 8085 has?

DRDO, Sasken, Wipro,

6 34011

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

HCL, Paavai,

5 31073

8085 is how many bit microprocessor?

18 34027

Why is data bus bi-directional?

College School Exams Tests, TCS, Wipro,

11 57413

Un-Answered Questions { Embedded Systems }

Define byte?

1104

Explain the working of Insights of a pass gate ?

1233

What is instruction cycle?

1153

List various types of interrupts available in 8051 microcontroller?

1066

What are hard and soft real time systems?

944

Why do you use two ground pins in microprocessor 8086?

997

What are the uses of the keyword static?

857

Do you know what is priority inheritance?

893

Please explain what is interrupt latency? How can you reduce it?

891

what are three regions of operation of MOSFET and how are they used?

1239

Tell me about some of your hobby projects that you've written in your off time.

881

Explain what are real-time embedded systems?

1049

What is the maximum clock frequency used by the 8085 microprocessor?

1149

Infinite loops often arise in embedded systems. How does you code an infinite loop in c?

1190

How does the interrupt architecture works?

894

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