6D Technologies Software Engineer Interview Questions, Process, and Tips

Q1. Create a form in react without any libaraies
Ans. 
Creating a form in React without any libraries
• Use state to manage form data

• Use onChange event to update state as user types

• Use onSubmit event to handle form submission
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Q1. Merge two linked list..
Ans. 
Merging two linked lists involves combining the elements of both lists into a single sorted list.
• Create a new linked list to store the merged list

• Compare the values of the nodes from both lists and add the smaller value to the merged list

• Move the pointer of the list with the smaller value to the next node

• Repeat the comparison and addition until both lists are exhausted

• If one list is exhausted, append the remaining node
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Q2. Program for selection sort
Ans. 
Selection sort is a simple sorting algorithm that repeatedly selects the minimum element from an unsorted portion of the array and swaps it with the first element.
• Iterate through the array and find the minimum element

• Swap the minimum element with the first element

• Repeat the process for the remaining unsorted portion of the array
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Q3. What is critical section
Ans. 
A critical section is a part of a program where shared resources are accessed and must be protected from concurrent access.
• Critical sections are used to prevent race conditions and ensure data integrity.

• They are typically protected using locks or other synchronization mechanisms.

• Only one thread can execute the critical section at a time.

• Examples include accessing a shared database, updating a global variable, or modify
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Q1. Questions about project in depth
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Q1. Where do you see yourself in 5 years
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Questions from C, Java, linux, C++, Sql were asked

Q1. Problem solving using different programming languages.
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Online aptitude test was there it was easy basics of logic and maths were asked

Group discussion was a bit hard the topic was advantages and disadvantages of ai in decision making

Q1. Who program to print from 100 to 1
Ans. 
Program to print numbers from 100 to 1
• Use a loop to iterate from 100 to 1

• Print the current number in each iteration
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Q2. Explain java oops concept
Ans. 
Java OOPs concept is a programming paradigm that focuses on objects and their interactions.
• OOPs stands for Object-Oriented Programming System

• It is based on the concepts of classes and objects

• Encapsulation, Inheritance, Polymorphism, and Abstraction are the four main pillars of OOPs

• Java supports all the OOPs concepts

• Example: A class 'Car' can have properties like 'color', 'model', and 'year' and methods like 'start', 's
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Q1. Related the Language which you mentioned in Resume
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Q2. Technical questions related to Domain
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Q1. Coding related Questions
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Q1. Question related to resource
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