Gigleaz Java Developer Interview Questions and Answers

Q1. Previous year experience
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Q1. Type of value added to the company
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I add value to the company by leveraging my skills and experience to drive growth, improve efficiency, and enhance overall performance.
• Implementing cost-saving initiatives

• Developing innovative solutions to challenges

• Improving processes and workflows

• Increasing revenue through strategic partnerships

• Enhancing customer satisfaction and retention
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Q1. Tell about my self and experience
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Q1. Telling about myself and my experience with my manager
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3 Question based on strings, array & LinkedList

Q1. Sql queries & RDBMS Concepts Java core Collection Complexity Pattern program
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Q1. Linked list Map Arraylist Sql Jvm Acid properties
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Q1. Why you want to join Skills What is your best handled situation
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They asked five problems. We need to solve atleast three problems out of five.

They asked ten questions related to reasoning and quantitative aptitude.We need to solve atleast 7 out of 10.

Q1. They asked questions based on your project which you mentioned in your resume and skills.
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Q2. They asked about your personality related questions
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Based on the project need to complete the task!

Q1. General Python Questions, working project-based questions.
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Q1. Salary Discussion
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The first round was an aptitude test. There were 30 questions with 1 marks for each.

After being selected from the first round the second round was the Coding test there were 6 sets and 1 set had 3 questions. they told me to do it in an online compiler without an internet connection.

Q1. After being selected from the coding test. They took technical interviews and asked very basic questions like oops and all but they were doing cross-questioning.
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Practice atleast 20 questions for every topic.

Q1. Introduction Achievement background education
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Q2. Ask about technical skills and ask questions about projects
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Q1. What is OOPS concept
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OOPS (Object-Oriented Programming) is a programming paradigm based on the concept of objects, which can contain data and code.
• OOPS focuses on creating objects that interact with each other to solve problems

• Key principles include encapsulation, inheritance, polymorphism, and abstraction

• Encapsulation involves bundling data and methods that operate on the data into a single unit

• Inheritance allows one class to inherit prop...read more
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Q2. What is Encapsulation
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Encapsulation is the concept of bundling data and methods that operate on the data into a single unit, known as a class.
• Encapsulation helps in hiding the internal state of an object and restricting access to it.

• It allows for better control over the data by preventing direct access from outside the class.

• Getters and setters are commonly used to access and modify the encapsulated data.

• Example: In a Car class, variables l...read more
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Q3. Define Four pillars
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The four pillars of object-oriented programming in Java are abstraction, encapsulation, inheritance, and polymorphism.
• Abstraction: Hides complex implementation details and only shows the necessary features to the outside world.

• Encapsulation: Bundles data and methods that operate on the data into a single unit, preventing direct access from outside the class.

• Inheritance: Allows a class to inherit properties and behavior...read more
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