Gowdanar Technologies 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
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Q1. Real life problems, Use cases
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Technology advantage or not

All aptitude topics,logical reasoning

Q1. Oops,2 coding questions
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Q2. Palindrome,even number
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Q1. What do you know
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Q2. Do you have any questions
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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
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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
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Q1. What is OOPS ?
Ans. 
OOPS stands for Object-Oriented Programming System. It is a programming paradigm based on the concept of objects.
• OOPS focuses on creating objects that contain data and methods to manipulate that data.

• It allows for encapsulation, inheritance, and polymorphism.

• Examples of OOPS languages include Java, C++, and Python.
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Q2. What is Dependency Injection
Ans. 
Dependency Injection is a design pattern where components are given their dependencies rather than creating them internally.
• Allows for easier testing by mocking dependencies

• Promotes loose coupling between components

• Improves code reusability and maintainability

• Example: Constructor injection, Setter injection
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Q1. Which Architechture does you project build by?
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Q2. What is Normalization in sql?
Ans. 
Normalization in SQL is the process of organizing data in a database to reduce redundancy and improve data integrity.
• Normalization involves breaking down a table into smaller tables and defining relationships between them.

• It helps in reducing data redundancy by storing data in a structured manner.

• There are different normal forms like 1NF, 2NF, 3NF, and BCNF that define the level of normalization.

• Example: If we have a t...read more
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Q1. Tell about your self ?
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Q2. Whom do you provide your first month salary ?
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Basic core java, reasoning,english

Dsa question of arrays

Q1. Tell me about yourself
Ans. 
I am a passionate software developer with experience in Java, Python, and web development.
• Experienced in Java, Python, and web development technologies

• Strong problem-solving skills

• Team player with excellent communication skills
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Q2. Stacks and queues
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Q3. Time complexity
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Linkedlist questions

Q1. Depth Os and C
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Q2. Multi threading and semaphores
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Q1. Basics of angular, ts,js
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Q1. Programming questions
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Q1. Family backgroud
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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
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Q2. Salry expectations
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Q1. Question on oop concepts
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Q2. Coding questions
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