KGISL Associate Interview Questions and Answers

Typing test 40 WPM and Grammar

Q1. Where do you see yourself in this company in next 2 years ?
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Q2. What is the role of a customer service
Ans. 
The role of customer service is to assist customers with their inquiries, concerns, and issues to ensure a positive experience.
• Providing assistance and support to customers

• Resolving customer complaints and issues

• Answering customer inquiries and providing information

• Ensuring customer satisfaction and retention

• Building positive relationships with customers
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Q1. Why did we hired you
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Q2. What is next 5 years see your self
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Aptitude test all mathematical and general aptitude questions

Any topic related to current trends

Q1. Totally technical round all the questions related to the position that you are applying for
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Q2. Different types of Models etc..
Ans. 
There are various types of models used in different fields such as statistical models, mathematical models, physical models, etc.
• Statistical models: Used in data analysis to make predictions or draw inferences.

• Mathematical models: Represented using mathematical equations to describe real-world phenomena.

• Physical models: Used to simulate physical systems or objects for testing or analysis.

• Computer models: Utilized in co...read more
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Q3. Explain Bug life cycle or defect life cycle
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Bug life cycle or defect life cycle is the process of identifying, reporting, prioritizing, fixing, and verifying bugs in software development.
• Bug identification: Bugs are identified through testing, user feedback, or code reviews.

• Bug reporting: Bugs are reported in a bug tracking system with details like steps to reproduce, severity, and priority.

• Bug prioritization: Bugs are prioritized based on severity and impact on...read more
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Q1. Regarding project done in college
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Q2. Basic java coding questions
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Q3. SQL topics and queries
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Q1. How will you manage work pressure
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Q2. Strength and weakness
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Q1. 1. Difference between abstract class and interface. 2. Internal Working of HashMap 3. Difference Between ArrayList vs Linked List. 4. WAP to reverse a String 5. dependency Injections 6. IOC Container 7. S...read more
Ans. 
This interview question covers various topics including abstract class, interface, HashMap, ArrayList, Linked List, String reversal, dependency injection, IOC container, and singleton class.
• Abstract class is a class that cannot be instantiated and can have both abstract and non-abstract methods.

• Interface is a blueprint of a class that can only have abstract methods and cannot be instantiated.

• HashMap is a data structure...read more
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Q2. Difference Between controller and Rest Controller
Ans. 
Controller is a general term for handling requests, while Rest Controller is specifically for RESTful web services.
• Controller is responsible for handling incoming requests and returning responses.

• Rest Controller is a specialized type of controller that is used for building RESTful web services.

• Rest Controller uses HTTP methods like GET, POST, PUT, DELETE to perform CRUD operations on resources.

• Rest Controller returns d...read more
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Q3. What is Stream API in java 8
Ans. 
Stream API is a new feature in Java 8 that allows processing of collections in a functional way.
• Stream API provides a set of functional interfaces and methods to perform operations on collections.

• It supports parallel processing of collections, making it faster for large datasets.

• Examples of operations include filtering, mapping, sorting, and reducing.

• Stream API can be used with both primitive and object types.

• It promot...read more
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Q1. Mostly from the project that i have worked on.
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Q2. Optional Class in java

Ans. 

Optional class in Java is used to represent a value that may or may not be present.

• Optional class was introduced in Java 8.

• It is used to avoid null pointer exceptions.

• It can be used with streams to filter out null values.

• Example: Optional name = Optional.ofNullable(null);

• Example: Optional name = Optional.of("John");

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