HCL Group Associate Interview Questions and Answers

Java 8 introduced several new features including lambda expressions, functional interfaces, streams, and default methods.

• Lambda expressions allow you to treat functionality as a method argument.

• Functional interfaces have a single abstract method and can be used with lambda expressions.

• Streams provide a way to work with sequences of elements and perform operations on them.

• Default methods allow interfaces to have method ...read more

We faced challenges with communication and conflicting priorities, resolved through regular team meetings and clear task delegation.

• Lack of clear communication among team members

• Conflicting priorities leading to delays in project timeline

• Resolved by scheduling regular team meetings to discuss progress and issues

• Clear task delegation to ensure everyone knows their responsibilities

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.

• Encapsulation, inheritance, and polymorphism are key principles of OOPS.

• Examples of OOPS languages include Java, C++, and Python.

Functional programming is a programming paradigm that treats computation as the evaluation of mathematical functions and avoids changing state and mutable data.

• Focuses on pure functions that do not have side effects

• Emphasizes immutability and avoids changing state

• Uses higher-order functions and function composition

• Commonly used languages include Haskell, Scala, and Clojure

OOPS focuses on objects and classes, while functional programming focuses on functions and immutability.

• OOPS is based on the concept of objects and classes, allowing for encapsulation, inheritance, and polymorphism.

• Functional programming emphasizes on functions as first-class citizens, immutability, and avoiding side effects.

• OOPS is more suitable for complex, real-world applications with changing state, while functiona...read more

I have worked with the Spring framework in Java.

• Utilized Spring MVC for web development

• Implemented dependency injection with Spring IoC container

• Integrated Spring Security for authentication and authorization

Some common annotations used in Spring Boot are @RestController, @Autowired, @RequestMapping, @Service, @Component, @Repository.

• @RestController - Used to define a controller class in Spring MVC.

• @Autowired - Used for automatic dependency injection.

• @RequestMapping - Used to map web requests to specific handler methods.

• @Service - Indicates that a class is a service.

• @Component - Indicates that a class is a Spring component...read more

I am a dedicated professional with a strong educational background and diverse work experience.

• I have a Bachelor's degree in Business Administration from XYZ University.

• I have worked in various roles in marketing, sales, and customer service.

• I am proficient in Microsoft Office Suite and have excellent communication skills.

• I am a quick learner and thrive in fast-paced environments.

• I am passionate about continuous learni