Egnaro Software Developer Interview Questions and Answers

Basic DSA from the hacker rank website

Q1. Basic to medium questions on javascript, nodejs, MySQL joints, html5 tags
Add your answer

Q1. Real life problems, Use cases
Add your answer

Technology advantage or not

All aptitude topics,logical reasoning

Q1. Oops,2 coding questions
Add your answer
Q2. Palindrome,even number
Add your answer

Q1. What do you know
Add your answer
Q2. Do you have any questions
Add your answer

Q1. Difference between linked list and array list
Ans. 
Linked list is a data structure where elements are stored in nodes with pointers to the next node. Array list is a dynamic array that can grow or shrink in size.
• Linked list allows for efficient insertion and deletion of elements anywhere in the list.

• Array list provides fast access to elements using index, but slower insertion and deletion compared to linked list.

• Example: Linked list - 1 -> 2 -> 3 -> 4 -> 5, Array list
Answered by AI
Add your answer
Q2. Difference between @controller and @ Rest controller
Ans. 
The @Controller annotation is used for traditional MVC controllers, while @RestController is used for RESTful web services.
• The @Controller annotation is used to define a class as a Spring MVC controller, which can handle HTTP requests and return a view.

• The @RestController annotation is used to define a class as a controller for RESTful web services, which can handle HTTP requests and return data in JSON or XML format.

• T...read more
Answered by AI
Add your answer

Q1. Why do you want to switch
Ans. 
I want to switch to explore new technologies and challenges in a different industry.
• Interested in learning new skills and technologies

• Seeking new challenges and opportunities for growth

• Want to explore different industry perspectives
Answered by AI
Add your answer
Q2. Salry expectations
Add your answer

Q1. Question on oop concepts
Add your answer
Q2. Coding questions
Add your answer

Q1. Basic core Java question.
Add your answer

Technical round was really good

Q1. What is binary search
Ans. 
Binary search is a search algorithm that finds the position of a target value within a sorted array.
• Divide and conquer approach

• Compares target value with middle element of array

• If target value is smaller, search left half; if larger, search right half

• Repeat process until target value is found or subarray is empty
Answered by AI
Add your answer
Q2. Binary search and time
Add your answer
Q3. What is linked list
Ans. 
A linked list is a data structure consisting of nodes where each node contains a data field and a reference to the next node in the sequence.
• Linked list elements are not stored in contiguous memory locations like arrays.

• Each node in a linked list contains data and a reference to the next node.

• Linked lists can be singly linked (each node points to the next node) or doubly linked (each node points to both the next and pr
Answered by AI
Add your answer
Q4. Tree data structure
Add your answer
Q5. Avl tree and write code
Add your answer

I was asked with writing the code and algorithms. Also lots of MySQL queries

Q1. Oops related questions
Add your answer
Q2. How you can handle exceptions in case of inheritance
Ans. 
Exceptions in inheritance can be handled by using try-catch blocks in the derived class.
• Use try-catch blocks in the derived class to catch exceptions thrown by the base class methods.

• Handle exceptions specific to the derived class in the catch block.

• Consider using super() to call the base class constructor within the try block.

• Avoid catching general exceptions unless necessary to maintain code clarity.

• Ensure proper exc...read more
Answered by AI
Add your answer
Q3. Collections questions
Add your answer
Q4. Live coding based on the answers you give
Add your answer
Q5. Your current project and how you handled difficulties in that
Add your answer