Finolex Cables Senior Software Developer Interview Questions and Answers

Q1. Abstract class java
Add your answer
Q2. Inheritance in java
Ans. 
Inheritance in Java allows a class to inherit properties and behaviors from another class.
• Inheritance is achieved using the 'extends' keyword in Java.

• Subclasses can access the methods and fields of their superclass.

• Java does not support multiple inheritance, but a class can implement multiple interfaces.
Answered by AI
Add your answer
Q3. SQL query to find last element
Ans. 
Use SQL query with ORDER BY and LIMIT to find the last element in a table.
• Use ORDER BY column_name DESC to sort the data in descending order.

• Use LIMIT 1 to retrieve only the last element.
Answered by AI
Add your answer
Q4. Html 5 vs Html
Ans. 
HTML5 is the latest version of HTML with new features and improvements.
• HTML5 supports new elements like <video>, <audio>, and <canvas> for multimedia content.

• HTML5 introduces new APIs like Geolocation, Web Storage, and Web Workers for enhanced functionality.

• HTML5 includes improvements in semantics, accessibility, and performance compared to HTML.
Answered by AI
Add your answer
Q5. About the company
Add your answer

Electrical engineering

Power system machine power electronics

Q1. Basically related to SIP Protocol. IMS call flows . CLOUD Knowledge
Add your answer
Q2. Deployment Process IMS ARCHITECTURE LTE ARCHITECTURE
Add your answer
Q3. DIAMETER PROTOCOL SDP PROTOCOL
Add your answer

Q1. Basics concepts in dot net
Add your answer

Q1. Salary discussion only
Add your answer

Q1. Find the min and max from List of Integers using java 8 streams.
Ans. 
Find min and max from List of Integers using Java 8 streams.
• Use the `stream()` method on the List to create a stream of integers.

• Use the `min()` method to find the minimum value.

• Use the `max()` method to find the maximum value.
Answered by AI
Add your answer
Q2. Find 2nd largest element using java 8 streams from list of integers.
Ans. 
Find 2nd largest element using Java 8 streams from a list of integers.
• Sort the list of integers in descending order using streams.

• Skip the first element to get the second largest element.
Answered by AI
Add your answer
Q3. Given a Product class and some ArrayList data Find which products has price greater than 200 using java 8 streams?. Find which products having maximum price?
Add your answer
Q4. Increase a value of List of Integers by *2 and written new list.
Ans. 
Increase the values of a list of integers by 2 and create a new list.
• Iterate through the list of integers

• For each integer, add 2 to its value

• Create a new list with the updated values
Answered by AI
Add your answer
Q5. What are the java new features?
Ans. 
Java has introduced several new features in recent versions.
• Java 8 introduced lambda expressions, which allow for functional programming.

• Java 8 also introduced the Stream API for processing collections of data.

• Java 9 introduced the module system, which provides better encapsulation and modularity.

• Java 10 introduced local variable type inference, allowing the omission of explicit type declarations.

• Java 11 introduced the...read more
Answered by AI
Add your answer
Q6. @Components vs @Repository
Ans. 
The @Component and @Repository annotations are used in Spring Framework for different purposes.
• Both annotations are used to define beans in the Spring container.

• @Component is a generic stereotype annotation for any Spring-managed component.

• @Repository is a specialization of @Component used for DAO classes.

• The @Repository annotation provides additional exception translation for data access exceptions.

• Using @Repository i...read more
Answered by AI
Add your answer
Q7. @SpringBootApplication
Add your answer
Q8. @Entity explain?
Ans. 
The @Entity annotation is used in Java to mark a class as an entity, which represents a table in a relational database.
• The @Entity annotation is part of the Java Persistence API (JPA) and is used in object-relational mapping (ORM) to map Java objects to database tables.

• It is typically used in conjunction with other JPA annotations like @Table, @Column, and @Id.

• The @Entity annotation is used to define the entity name, s...read more
Answered by AI
Add your answer
Q9. How the database is configure?
Ans. 
The database is configured by setting up the necessary parameters and configurations to ensure proper functioning and performance.
• Database configuration involves defining the database schema, tables, and relationships.

• It includes setting up indexes and constraints for data integrity.

• Configuring database security measures like user access control and permissions.

• Tuning database performance by optimizing query execution ...read more
Answered by AI
Add your answer
Q10. What is Dockerfile?
Ans. 
Dockerfile is a text file that contains instructions to build a Docker image.
• Dockerfile is used to automate the creation of Docker images.

• It specifies the base image, dependencies, environment variables, and commands to run.

• Each instruction in the Dockerfile creates a new layer in the image.

• Dockerfile can be version controlled and shared to ensure consistent builds.

• Example: FROM ubuntu:latest RUN apt-get update && apt-...read more
Answered by AI
Add your answer
Q11. Explain CI CD and your project deployment.
Ans. 
CI/CD is a software development practice that enables frequent and automated code integration, testing, and deployment.
• CI/CD stands for Continuous Integration and Continuous Deployment.

• It involves automating the process of integrating code changes, running tests, and deploying the application.

• CI/CD helps in reducing manual errors, improving code quality, and increasing development speed.

• Tools like Jenkins, GitLab CI/CD...read more
Answered by AI
Add your answer
Q12. What is mutable classes in java? How to create?
Ans. 
Mutable classes in Java are classes whose state can be modified after creation.
• Mutable classes allow changing their internal state

• They can have mutable fields or methods that modify their state

• To create a mutable class, define fields with non-final modifiers

• Provide public methods to modify the state of the class
Answered by AI
Add your answer

Q1. Yet to sChedule
Add your answer

There were Aptitude Questions and 2 Easy Level Coding Questions.

Q1. They will ask us our favorite subject and questions will be based on that: Mine was Data Science. 1.They asked me about my paper Publication 2.Code for quick sort(Any language) 3.What is Hypothesis Testing...read more
Add your answer

Q1. 1.What is paging? 2.Time Series Analysis 3.What is Gradient Descent? Etc..
Ans. 
1. Paging is a memory management technique used by operating systems to manage memory allocation for processes.
• Paging divides memory into fixed-size pages and allocates them to processes as needed.

• It allows for efficient use of memory and prevents fragmentation.

• Page tables are used to keep track of which pages are allocated to which processes.

• When a process needs to access a page that is not currently in memory, a page...read more
Answered by AI
Add your answer