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 do you mean by interrupt latency?

900

What is pass by value and pass by reference? How are structure passed as arguments?

891

Can a volatile be constant? Like

842

Can a pointer be volatile ?

1001

Explain whether we can use semaphore or mutex or spinlock in interrupt context in linux kernel?

881

Differentiate testing and verification?

920

What is equ?

880

Explain scope of static variables?

967

What is difference between using a macro and inline function?

899

what are buses used for communication in embedded system?

883

what is embedded system in a computer system?

1032

Can single bit of a port be accessed in 8051?

1063

Explain the 8051 microcontroller architecture?

1080

How much total external data memory that can be interfaced to the 8051?

1209

Intel 8051 follows which architecture?

1097

Un-Answered Questions { Embedded Systems }

What are the rules followed by mutexes?

943

What is the difference between 8085 and 8086 in microprocessor?

1058

Describe the instruction register of 8085?

1036

Draw the timing diagram for a SRAM Read. What happens if we delay the enabling of Clock signal?

1129

Accessing fixed memory locations

904

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

1194

What is the use of microprocessors?

981

Why does pre-emptive multi-threading used to solve the central controller problem?

826

Why is java used in embedded systems?

851

Intel 8051 follows which architecture?

1097

How can you reduce memory requirements in embedded systems?

893

How many instruction bits does 8085 processor support?

1083

Describe to me some bad code you've read or inherited lately.

800

Define the type of interrupts in the 8085 processor?

1004

List various types of interrupts available in 8051 microcontroller?

1063

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