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 is the difference between ProtoPlus and ProtoPlus Lite ?

1 5502

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

2451

How to find the read failiure probablity in SRAM?

2 7378

What's the price in 1K quantity?

Wipro,

2826

Explain the usage of the shared SPI bus?

1 5631

How do you detect a sequence of "1101" arriving serially from a signal line?

nvidia,

7 20356

Suppose you have a combinational circuit between two registers driven by a clock. What will you do if the delay of the combinational circuit is greater than your clock signal? (You can't resize the combinational circuit transistors)

6 13829

What are set up time & hold time constraints? What do they signify?

3 17671

How do you detect if two 8-bit signals are same?

6 13491

What is interrupt latency?

3 11833

Have you studied buses? What types?

Intel,

1 5211

Have you studied pipelining? List the 5 stages of a 5 stage pipeline. Assuming 1 clock per stage, what is the latency of an instruction in a 5 stage machine? What is the throughput of this machine ?

Intel,

3 12515

For a single computer processor computer system, what is the purpose of a processor cache and describe its operation?

Intel,

2401

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

Intel,

4734

What are the main issues associated with multiprocessor caches and how might you solve them?

Intel,

2235

Un-Answered Questions { Embedded Systems }

What do you mean by interrupt latency?

907

Tell me what happens when recursive functions are declared inline?

901

How many types of ipc mechanism you know?

829

Advantages and disadvantages of using macro and inline functions?

903

Tell me what is interaction semantics used in embedded systems?

922

How do vectored and non-vectored interrupts differ?

1137

what is Slack?

1192

What is solid?

873

Can port 0 be used as input output port?

1154

If you've integrated new software in an existing system, tell us how you evaluated and identified the requirements for this new technology.

959

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

902

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

3380

Can you have constant volatile variables?

778

What is the need for dmac in es?

931

What are software interrupts?

1033

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