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Lumen Technologies Interview Questions and Answers
9 Interview questions
OOP in Java focuses on objects, classes, inheritance, encapsulation, and polymorphism to create modular and reusable code.
1. Classes and Objects: A class is a blueprint for creating objects. Example: 'class Dog { }' creates a Dog object.
2. Inheritance: Allows a new class to inherit properties and methods from an existing class. Example: 'class Puppy extends Dog { }'.
3. Encapsulation: Bundles data (attributes) and ...
SOLID principles are a set of five design principles that help developers create more maintainable and scalable code.
Single Responsibility Principle (SRP) - A class should have only one reason to change.
Open/Closed Principle (OCP) - Classes should be open for extension but closed for modification.
Liskov Substitution Principle (LSP) - Objects of a superclass should be replaceable with objects of its subclasses with...
Technology is the application of scientific knowledge for practical purposes.
Technology involves the use of tools, systems, and methods to solve problems or achieve goals
It encompasses a wide range of fields such as information technology, engineering, and biotechnology
Examples include smartphones, computers, medical devices, and renewable energy technologies
When a table is created in Oracle, three segments are created: data segment, index segment, and temporary segment.
Data segment stores the actual data of the table
Index segment stores the indexes created on the table
Temporary segment is created for temporary data storage during sorting or joining operations
I analyze the problem, brainstorm potential solutions, consult with team members, and test different approaches until finding the most effective solution.
Analyze the problem thoroughly to understand its root cause
Brainstorm potential solutions with team members
Consult with subject matter experts if needed
Test different approaches to see which one works best
Implement the most effective solution and monitor its impa...
Developed a web-based inventory management system for a retail company
Used PHP and MySQL for backend development
Implemented barcode scanning feature for easy product tracking
Designed a user-friendly interface for easy navigation
Integrated with payment gateway for online transactions
Conducted user testing and made necessary improvements based on feedback
Yes, I have worked on HTML extensively in various projects.
Developed responsive web pages using HTML5 and CSS3
Implemented forms, tables, and multimedia content with HTML
Utilized semantic elements for better SEO and accessibility
Integrated JavaScript for dynamic client-side interactions
Linux commands are essential tools for managing and automating tasks in a Linux environment, crucial for DevOps practices.
Linux commands are used for file manipulation, e.g., 'ls' to list files, 'cp' to copy files.
They help in system monitoring, e.g., 'top' to view running processes, 'df' to check disk space.
Commands like 'git' are vital for version control in DevOps workflows.
Automation tools like 'bash' scripts ...
Framework design techniques help structure software systems for flexibility, maintainability, and scalability.
Modular Design: Breaks down the system into smaller, manageable modules (e.g., microservices architecture).
Layered Architecture: Organizes code into layers (e.g., presentation, business logic, data access).
Event-Driven Architecture: Uses events to trigger actions (e.g., message queues in distributed system...
Lumen Technologies Interview Experiences
54 interviews found
Anonymous
(2 Questions)
- Q1. What are the SOLID principles in Android development?
- Ans.
SOLID principles are a set of five design principles that help developers create more maintainable and scalable code.
Single Responsibility Principle (SRP) - A class should have only one reason to change.
Open/Closed Principle (OCP) - Classes should be open for extension but closed for modification.
Liskov Substitution Principle (LSP) - Objects of a superclass should be replaceable with objects of its subclasses without a...
- Q2. What is the difference between MVVM (Model-View-ViewModel) and MVC (Model-View-Controller) architectural patterns?
- Ans.
MVVM separates the view and model using a ViewModel, while MVC separates the view and model using a controller.
In MVVM, the ViewModel acts as an intermediary between the view and model, handling user interactions and updating the model accordingly.
In MVC, the controller is responsible for handling user input, updating the model, and updating the view.
MVVM allows for better separation of concerns and easier unit testing...
Android Developer Interview Questions asked at other Companies
Selected
I appeared for an interview in Feb 2025, where I was asked the following questions.
- Q1. What are the key concepts of Object-Oriented Programming (OOP) in Java?
- Ans.
OOP in Java focuses on objects, classes, inheritance, encapsulation, and polymorphism to create modular and reusable code.
1. Classes and Objects: A class is a blueprint for creating objects. Example: 'class Dog { }' creates a Dog object.
2. Inheritance: Allows a new class to inherit properties and methods from an existing class. Example: 'class Puppy extends Dog { }'.
3. Encapsulation: Bundles data (attributes) and metho...
- Q2. What are all the framework design techniques
- Ans.
Framework design techniques help structure software systems for flexibility, maintainability, and scalability.
Modular Design: Breaks down the system into smaller, manageable modules (e.g., microservices architecture).
Layered Architecture: Organizes code into layers (e.g., presentation, business logic, data access).
Event-Driven Architecture: Uses events to trigger actions (e.g., message queues in distributed systems).
As...
Software Consultant Interview Questions asked at other Companies
GOPINATH S D
(2 Questions)
- Q1. HR system knowledge
- Q2. LMS system knowledge
Interview Preparation Tips
MJ Vlogbox
(1 Question)
- Q1. Java basics , oops , spring
(1 Question)
- Q1. Manger round basics behavior
Senior Software Engineer Interview Questions asked at other Companies
(2 Questions)
- Q1. Simple C program.
- Q2. Questions related to my work experience.
(1 Question)
- Q1. Work profile related discussion with senior manager
(1 Question)
- Q1. Salary related discussion
Interview touched basic dsa and sql in depth along with any basic web ui , like login page
SDE Interview Questions asked at other Companies
I applied via Recruitment Consulltant and was interviewed in Jan 2024. There were 2 interview rounds.
(2 Questions)
- Q1. Placement consultancy screening round went bad. Lack of communication from the organisation to the consultantcy
- Q2. My eligibility, current salary,expected salary andJD was discussed.
(1 Question)
- Q1. Round 2 was not done
Interview Preparation Tips
Executive Assistant Interview Questions asked at other Companies
ARPIT MALIK
(3 Questions)
- Q1. What is technology
- Ans.
Technology is the application of scientific knowledge for practical purposes.
Technology involves the use of tools, systems, and methods to solve problems or achieve goals
It encompasses a wide range of fields such as information technology, engineering, and biotechnology
Examples include smartphones, computers, medical devices, and renewable energy technologies
- Q2. Why left last job
- Ans.
Seeking new challenges and growth opportunities
Desire for career advancement
Looking for a new challenge
Seeking growth opportunities
Company restructuring led to position elimination
- Q3. Previous experience summary.
(1 Question)
- Q1. Salary expectation
smita melinmani
(2 Questions)
- Q1. When we create table how many segments are created ?
- Ans.
When a table is created in Oracle, three segments are created: data segment, index segment, and temporary segment.
Data segment stores the actual data of the table
Index segment stores the indexes created on the table
Temporary segment is created for temporary data storage during sorting or joining operations
- Q2. Oracle architecture
Skills evaluated in this interview
Oracle DBA Lead Interview Questions asked at other Companies
kumar pavan
(2 Questions)
- Q1. How do u perform sum upgrade
- Ans.
Performing a SAP upgrade involves planning, preparation, execution, and testing to ensure a successful transition to a new version.
Create a project plan outlining tasks, timelines, and resources needed for the upgrade
Backup all data and configurations before starting the upgrade process
Install the new version of SAP software on a test environment to validate compatibility and functionality
Perform system checks and test...
- Q2. Hana replication
SAP Basis Administrator Interview Questions asked at other Companies
Top trending discussions
Lumen Technologies Interview FAQs
Some of the top questions asked at the Lumen Technologies interview -
The duration of Lumen Technologies interview process can vary, but typically it takes about less than 2 weeks to complete.
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Lumen Technologies Interviews By Designations
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Lumen Technologies Reviews and Ratings
based on 661 reviews
Rating in categories
|
Software Engineer
418
salaries
|  ₹3.3 L/yr - ₹13 L/yr |
|
Senior Software Engineer
276
salaries
| ₹6.5 L/yr - ₹19.4 L/yr |
|
Module Lead
150
salaries
| ₹9.5 L/yr - ₹22 L/yr |
|
Software Development Engineer
141
salaries
| ₹5 L/yr - ₹9.9 L/yr |
|
Software Developer
118
salaries
| ₹5.5 L/yr - ₹23.2 L/yr |
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