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Optional class is a container object which may or may not contain a non-null value.
Optional class was introduced in Java 8 to deal with NullPointerExceptions.
It is used to avoid null checks and handle null values more effectively.
Methods like isPresent(), ifPresent(), orElse() are commonly used with Optional class.
An abstract method is a method that is declared without an implementation in an abstract class or interface.
Abstract methods do not have a body and must be implemented by subclasses.
Abstract classes can have both abstract and non-abstract methods.
Interfaces can only have abstract methods by default.
I applied via Naukri.com and was interviewed in Jan 2023. There were 3 interview rounds.
All Aptitude tests are generally used for job placement, college program entry, and to help people to get an idea of where their interests and aptitudes can take them regarding careers
I am passionate about Java development and eager to apply my skills in a professional setting.
I have a strong foundation in Java programming and enjoy solving complex problems.
I am excited about the opportunity to work with a team of experienced developers and learn from their expertise.
I am motivated by the chance to contribute to the development of innovative software solutions.
I am confident that this job will provi...
I heard about this position through a job search website.
Job search website
Online job board
Referral from a friend
Company's career page
I am a Junior Java Developer with a passion for coding and problem-solving.
I have a strong understanding of Java programming language and its frameworks.
I have experience in developing web applications using Java, Spring, and Hibernate.
I am familiar with database management systems like MySQL and Oracle.
I have worked on projects involving RESTful APIs and have knowledge of JSON and XML.
I am a quick learner and enjoy wo
I was interviewed in Nov 2022.
Java is a high-level programming language used for developing applications and software.
Java is an object-oriented programming language.
It is platform-independent and can run on any device with a Java Virtual Machine (JVM).
Java follows the concept of OOPs (Object-Oriented Programming System).
OOPs is a programming paradigm that uses objects to represent real-world entities.
It includes concepts like inheritance, encapsul...
Inheritance is a mechanism in object-oriented programming where a new class is created by inheriting properties of an existing class.
Inheritance allows for code reuse and promotes code organization.
The existing class is called the superclass or parent class, while the new class is called the subclass or child class.
The subclass inherits all the properties and methods of the superclass, and can also add its own unique p...
The java interpreter is use for the executions of the sources code
I applied via Campus Placement and was interviewed before Dec 2022. There were 2 interview rounds.
The question is related to Core Java development.
Focus on your knowledge and experience in Core Java development.
Provide examples of projects or tasks you have completed using Core Java.
Highlight any specific skills or technologies related to Core Java that you are proficient in.
Infosys interview questions for designations
I applied via Naukri.com and was interviewed in Apr 2022. There were 3 interview rounds.
Javascript
JavaScript
What people are saying about Infosys
I applied via Company Website and was interviewed before Dec 2020. There were 4 interview rounds.
I applied via Newspaper Ad and was interviewed before Jun 2021. There were 3 interview rounds.
I applied via Company Website and was interviewed before Jun 2021. There were 2 interview rounds.
First round was coding as well as aptitude done together went well I guess focusing on codes helps a lot.
I was interviewed before Jun 2016.
I am a passionate software developer with 5 years of experience in web development and a strong background in computer science.
5 years of experience in web development
Strong background in computer science
Passionate about software development
To separate personal and professional calls, and to ensure availability and accessibility.
Separate personal and professional calls
Ensure availability and accessibility
Maintain work-life balance
Avoid mixing personal and work-related contacts
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