Knorr-Bremse Embedded Software Developer Interview Questions and Answers

Q1. Basic C programming questions
Add your answer
Q2. About education background
Add your answer
Q3. I explained them about my schooling
Add your answer

As a fresher, I applied through an online portal and the first round was an Online coding test with self-introduction.

Q1. Pass array to function in c
Ans. 
Passing an array to a function in C.
• Declare the function with the array parameter

• Pass the array name as argument to the function

• Use array notation to access elements in the function

• Array size can be passed as a separate argument or calculated within the function
Answered by AI
Add your answer

Q1. Program to find a button press
Ans. 
A program to detect button press and trigger an action
• Use interrupts to detect button press

• Debounce the button to avoid false triggers

• Implement a state machine to handle button press and release events

• Use a timer to detect long press events

• Trigger an action based on the button press event
Answered by AI
Add your answer

Q1. About Personal details
Add your answer

Q1. Angular related questions
Add your answer
Q2. Springboot question
Add your answer

Q1. General skill based managerial questions
Add your answer

Q1. Salary discussion
Add your answer

Q1. What is polymorphism
Ans. 
Polymorphism is the ability of a function or method to behave differently based on the object it is acting upon.
• Polymorphism allows objects of different classes to be treated as objects of a common superclass.

• There are two types of polymorphism: compile-time (method overloading) and runtime (method overriding).

• Example: Inheritance allows a child class to override a method from its parent class, providing different func...read more
Answered by AI
Add your answer
Q2. Why You choose java
Ans. 
I chose Java for its platform independence, strong community support, and extensive libraries.
• Platform independence allows Java code to run on any device with a JVM

• Strong community support ensures access to resources and help when needed

• Extensive libraries provide pre-built solutions for common programming tasks
Answered by AI
Add your answer

Q1. Matlab related questions
Add your answer
Q2. MBD related questions
Add your answer

Q1. What is an inverter ?
Ans. 
An inverter is an electronic device that converts direct current (DC) to alternating current (AC).
• Used in solar power systems to convert DC from solar panels to AC for home use.

• Common in uninterruptible power supplies (UPS) to provide backup power.

• Found in electric vehicles to convert battery DC to AC for the motor.

• Inverters can vary in type, such as pure sine wave, modified sine wave, and square wave.
Answered by AI
Add your answer
Q2. Code to find the largest on. in the array
Ans. 
This code finds the largest number in an array of strings representing numbers.
• Convert each string to a number for comparison. Example: '10' becomes 10.

• Use a loop to iterate through the array and keep track of the largest number found.

• Return the largest number after checking all elements.
Answered by AI
Add your answer

Be familiar to codility , medium questions

Q1. Questions related to the profile which they are hiring for and based on resume
Add your answer

Q1. Managerial round fitment check
Add your answer

Q1. Basic hr question and salary discussion
Add your answer