Embedded Systems Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

86 Family (470)
VLSI (297)
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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 14776

What is the build-in potential?

Wipro,

1 3240

Tell me how MOSFET works.

2377

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

2 11746

How does a Bandgap Voltage reference work?

3857

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

2965

Tell me how BJT works.

2 7949

what is Early effects and their physical origin.

1 4508

what is short Channel effect.

2 7879

How about voltage source?

2219

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

2146

Which type of architecture 8085 has?

DRDO, Sasken, Wipro,

6 33797

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

HCL, Paavai,

5 30877

8085 is how many bit microprocessor?

18 33485

Why is data bus bi-directional?

College School Exams Tests, TCS, Wipro,

11 57066

Un-Answered Questions { Embedded Systems }

What is single stepping and how can it be achieved on the 8086?

1161

What's risc architecture?

810

Why 8051 is called 8 bit microcontroller?

1304

Define bit?

1019

Define crossbar switching with reference to 8086?

957

What are the ways to Optimize the Performance of a Difference Amplifier?

2400

Which type of JMP instruction assembles if the distance is 0020h bytes

1348

Give an example of one address microprocessor?

1179

Mention what are three regions of operation of mosfet and how are they used?

1033

Explain the instruction stream queue mechanism in the 8086?

915

Explain what is sim and rim instructions?

1130

How can you increase ports of a microprocessor?

1260

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

1042

What is a memory leak? What is a segmentation fault?

820

Explain maskable and non maskable interrupts?

1101

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