V3 Technologies Embedded Hardware Engineer Interview Questions and Answers

Q1. What is basic of c
Ans. 
Basics of C include syntax, data types, variables, functions, and control structures.
• C is a procedural programming language

• Variables must be declared before use

• Functions are blocks of code that perform a specific task

• Control structures include if-else, loops, and switch-case

• Data types in C include int, float, char, etc.
Answered by AI
Add your answer
Q2. What is basic of embedded
Ans. 
Embedded systems are specialized computing systems designed to perform specific tasks within a larger system.
• Embedded systems are typically designed to be small, efficient, and reliable.

• They often have limited resources such as memory, processing power, and energy.

• Examples of embedded systems include microcontrollers in household appliances, automotive control systems, and industrial automation.

• Embedded software is spe...read more
Answered by AI
Add your answer
Q3. What is basic of contoller
Ans. 
The basic of a controller is to manage and regulate the operation of a system or device.
• Controllers receive input signals and process them to generate output signals.

• They can be programmed to perform specific tasks or functions.

• Examples include microcontrollers, PLCs, and PID controllers.
Answered by AI
Add your answer

Q1. Compilation process in c
Ans. 
Compilation process in C involves preprocessing, compiling, assembling, and linking.
• Preprocessing: Includes header files, macro expansions, and conditional compilation.

• Compiling: Translates source code to assembly code specific to the target architecture.

• Assembling: Converts assembly code to machine code in object files.

• Linking: Combines object files and libraries to generate an executable file.
Answered by AI
Add your answer
Q2. Write a function pointer syntax?
Ans. 
Function pointer syntax allows for storing the address of a function in a pointer variable.
• Syntax: return_type (*pointer_name)(parameters)

• Example: void (*funcPtr)(int) = &someFunction;
Answered by AI
Add your answer
Q3. Discussion on current project?
Add your answer
Q4. Reverse the string?
Ans. 
Reverse a given string
• Use a loop to iterate through the characters of the string

• Swap the characters from start to end of the string

• Continue swapping until reaching the middle of the string
Answered by AI
Add your answer
Q5. Set , clear and toggle the bit
Add your answer

Q1. Mostly salary discussion
Add your answer
Q2. Tell about yourself
Add your answer

Q1. Volatile keyword
Add your answer
Q2. Project specific
Add your answer

Q1. Salary expectations
Add your answer
Q2. Reason for job change
Add your answer

Q1. C Programming basic questions
Add your answer
Q2. Microcontroller basics
Add your answer
Q3. IoT Protocols, TCP/IP, other protocols like MQTT etc..
Add your answer

Q1. Digital electronics basics, analog related questions on hardware level
Add your answer
Q2. Technical scenario based questions, the work that we have done before
Add your answer

Q1. We can only offer you 10% hike, this domain is not that niche. Prem Navaz Nazar was the HR with Divya P.
Ans. I was in an impression atleast the company has good reputation hence a 30% minimum hike is what I was expecting. If I stay another 2 months in my same company I will be getting 12-15% hike, don't you think 10% is very minimal? The fact that an HR told Embedded domain is not that niche, I lost interest in the company. That's the tactics they use to lure you into accepting low salaries. Think about this for joining the...read more
Answered Anonymously
Add your answer

Percentage, speed, series, logical abulity, differnces

Q1. C programs, protocols, Embedded C, pointers
Add your answer
Q2. Strings swapping nibbles using c
Ans. 
Swapping nibbles of strings in C
• Use bitwise operations to swap the nibbles of each character in the string

• Iterate through each character in the string and swap the nibbles

• Ensure to handle edge cases like strings with odd length or non-hex characters
Answered by AI
Add your answer
Q3. I2c, can, spi, uart
Add your answer

Q1. Normal hr questions
Add your answer
Q2. Self, company details
Add your answer

Online c programming test using online tool

Q1. Manager level round - explain about project and area of difficulty in embedded. Which one we work and fix issue
Add your answer

Q1. Discuss about offer letter
Add your answer

Very basic c questions like an array

Q1. Programing language
Add your answer

Syllabus based question

Q1. Introduction, education
Add your answer