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 is an interrupt?

TCS,

13 25384

Which line will be activated when an output device require attention from CPU?

4 15390

Explain how MOSFET works?

3293

Explain the various MOSFET Capacitances & their significance ?

Infosys,

1 7367

Explain the sizing of the inverter?

Intel,

1 8598

How do you size NMOS and PMOS transistors to increase the threshold voltage?

Infosys,

3085

What is Noise Margin? Explain the procedure to determine Noise Margin?

Amkor, Cisco, Infosys, Intel,

4 34861

Give the expression for CMOS switching power dissipation?

Infosys,

2 12449

what is body effect?

1 6453

Describe the various effects of scaling?

Infosys,

4835

What happens to delay if you increase load capacitance?

Infosys,

3 19230

What are the different limitations in increasing the power supply to reduce delay?

2 8969

What happens to delay if we include a resistance at the output of a CMOS circuit?

Infosys,

1 13620

Give the expression for calculating Delay in CMOS circuit?

Infosys,

1 7670

what is charge sharing?

Intel,

2437

Un-Answered Questions { Embedded Systems }

What is return type of isr?

847

Explain interrupt latency and how can we decrease it?

872

What is difference between binary semaphore and mutex?

949

why is the number of gate inputs to CMOS gates usually limited to four?

1398

You've just been assigned to a project in a new technology how would you get started?

862

What are the various interrupts in 8086?

1175

What is the function of ale and how does it works?

1128

Define the types of bus used in the 8085?

1059

Advantages and disadvantages of using macro and inline functions?

949

Explain about the classification of instruction operations

1172

What is difference between using a macro and a in line function?

968

How are variables mapped across to the various memories by the c compiler?

1188

Tell me why does pre-emptive multi-threading used to solve the central controller problem?

900

Accessing fixed memory locations

976

Explain me what is semaphore?

909

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