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

Explain the properties of a object oriented programming language.

779

How are local and global variables are allocated by compiler.

835

How to reduce function call overhead in arm based systems

772

What are little endian and big endian types of storage? How can you identify which type of allocation a system follows?

871

What is the order of calling for the constructors and destructors in case of objects of inherited classes?

792

What is isr? Can they be passed any parameter and can they return a value?

912

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

1149

What are recursive functions? Can we make them in line?

780

What is the size of the int, char and float data types?

783

A=7; b=8; x=a++-b; printf(“%d”, x ); what does this code give as output?

976

What is the use of having the const qualifier?

734

can a pointer be volatile ? Explain.

811

What is the volatile keyword used for?

890

What happens when recursion functions are declared inline?

878

What is a inode?

850

Un-Answered Questions { Embedded Systems }

When do you know your code is ready for production?

859

What the sp register does in a program?

961

Can a volatile be constant? Like

797

What types of I/O have you designed? What were their size? Speed? Configuration? Voltage requirements?

2397

Name the pin in 8086 microprocessor that is used for selecting mode of operation?

1034

Explain the significance of signal?

935

What is the difference between locking and lockless (optimistic and pessimistic) concurrency models?

814

Does alu have any storage facility?

1126

Explain the significance of watchdog timer in embedded systems?

852

What are the different gates where boolean logic are applicable?

1005

What is loop unrolling?

845

What’s a microprocessor?

953

Please write a program to show the functionality of power-save super loop?

778

What value do daily builds, automated testing, and peer reviews add to a project? What disadvantages are there?

815

Explain two ways of converting a two input nand gate to an inverter?

1090

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