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ABCI Infrastructures Java Developer Interview Questions and Answers

Updated 18 Aug 2021

ABCI Infrastructures Java Developer Interview Experiences

1 interview found

I was interviewed in Feb 2021.

Interview Questionnaire 

2 Questions

  • Q1. Tell me something about yourself?
  • Q2. Tell me about your previous expiriece

Interview Preparation Tips

Interview preparation tips for other job seekers - well Prepare with our resume whatever you mentioned in that.

Interview questions from similar companies

I applied via Naukri.com and was interviewed in Oct 2021. There were 3 interview rounds.

Interview Questionnaire 

1 Question

  • Q1. Question are asked majorly on SQL language

Interview Preparation Tips

Interview preparation tips for other job seekers - I have been selected as Axiom developer, and question are asked majorly about sql languages. Which is basic need for Axiom.
Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Naukri.com and was interviewed before Jan 2024. There was 1 interview round.

Round 1 - Coding Test 

Proficient in C#, jQuery, and MySQL.

Interview experience
4
Good
Difficulty level
Moderate
Process Duration
4-6 weeks
Result
Not Selected

I applied via LinkedIn and was interviewed in Mar 2024. There were 2 interview rounds.

Round 1 - Aptitude Test 

Easy not much hard. Basic questions

Round 2 - Coding Test 

Dsa is must, logical questions are asked

Interview Preparation Tips

Interview preparation tips for other job seekers - Just prepare for basic coding questions.
Interview experience
5
Excellent
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Aptitude Test 

Test was hard, needs to prepared very well

I was interviewed before Mar 2021.

Round 1 - Video Call 

(4 Questions)

Round duration - 60 minutes
Round difficulty - Easy

This was a technical interview round with questions on C, C++ and Windows.

  • Q1. What is the difference between C and C++?
  • Ans. 

    C is a procedural programming language while C++ is an object-oriented programming language with features like classes and inheritance.

    • C is a procedural programming language while C++ is a multi-paradigm language with support for object-oriented programming.

    • C does not support classes and objects, while C++ does.

    • C does not have features like inheritance and polymorphism which are present in C++.

    • C is a subset of C++.

    • C++ ...

  • Answered by AI
  • Q2. What are access specifiers in C++?
  • Ans. 

    Access specifiers in C++ are keywords used to define the accessibility of class members.

    • Access specifiers include public, private, and protected.

    • Public members are accessible from outside the class.

    • Private members are only accessible within the class.

    • Protected members are accessible within the class and its subclasses.

    • Example: class MyClass { private: int x; public: void setX(int val) { x = val; } };

    • Example: MyClass ob

  • Answered by AI
  • Q3. How do you open Device Manager in Windows?
  • Ans. 

    Device Manager can be opened in Windows by using the Run dialog box or searching in the Start menu.

    • Press Windows key + R to open the Run dialog box, then type 'devmgmt.msc' and press Enter

    • Search for 'Device Manager' in the Start menu and click on the result to open it

  • Answered by AI
  • Q4. How do you open the command prompt in Windows?
  • Ans. 

    To open the command prompt in Windows, you can use the search bar or keyboard shortcuts.

    • Use the search bar and type 'cmd' or 'command prompt'

    • Press Windows key + R, then type 'cmd' and press Enter

  • Answered by AI
Round 2 - HR 

Round duration - 30 minutes
Round difficulty - Easy

HR interview can be a bit tricky. They will try to see your creativity in your answers so just be yourself and be confident.

Interview Preparation Tips

Eligibility criteriaAbove 7 CGPALarsen & Toubro interview preparation:Topics to prepare for the interview - Data Structures, Algorithms, System Design, Aptitude, OOPSTime required to prepare for the interview - 5 monthsInterview preparation tips for other job seekers

Tip 1 : Must do Previously asked Interview as well as Online Test Questions.
Tip 2 : Go through all the previous interview experiences from Codestudio and Leetcode.
Tip 3 : Do at-least 2 good projects and you must know every bit of them.

Application resume tips for other job seekers

Tip 1 : Have at-least 2 good projects explained in short with all important points covered.
Tip 2 : Every skill must be mentioned.
Tip 3 : Focus on skills, projects and experiences more.

Final outcome of the interviewSelected

Skills evaluated in this interview

I applied via Naukri.com and was interviewed before Jul 2020. There were 5 interview rounds.

Interview Questionnaire 

6 Questions

  • Q1. How to create connection pool using?
  • Ans. 

    Connection pool can be created using libraries like Apache DBCP or HikariCP.

    • Choose a connection pool library based on your requirements.

    • Configure the pool size, maximum connections, and other settings.

    • Create a data source object and set the connection pool properties.

    • Use the data source object to get connections from the pool.

    • Close the connections after use to return them to the pool.

  • Answered by AI
  • Q2. OOPS Concepts of java and how we have implemented in the respective projects?
  • Ans. 

    OOPS concepts are fundamental to Java programming. They are used in various projects to achieve code reusability and maintainability.

    • Encapsulation: Used to hide implementation details and protect data integrity.

    • Inheritance: Used to create a new class from an existing class, inheriting its properties and methods.

    • Polymorphism: Used to perform a single action in different ways, such as method overloading and overriding.

    • Ab...

  • Answered by AI
  • Q3. How spring framework has been implemented in your project ?
  • Ans. 

    Spring framework was used extensively in the project for dependency injection and MVC architecture.

    • Used Spring Boot for easy setup and configuration

    • Implemented Spring Security for authentication and authorization

    • Utilized Spring Data JPA for database operations

    • Used Spring MVC for handling HTTP requests and responses

    • Implemented Spring AOP for logging and exception handling

  • Answered by AI
  • Q4. How map tables in the database with using hibernate orm?
  • Ans. 

    Hibernate ORM maps tables in database using annotations or XML files.

    • Use @Entity annotation to map a class to a table

    • Use @Table annotation to specify the table name

    • Use @Column annotation to map a field to a column

    • Use @Id annotation to specify the primary key

    • Use @GeneratedValue annotation to specify the generation strategy for primary key

    • Use XML files for mapping if annotations are not preferred

  • Answered by AI
  • Q5. What are sql joins and what are different kinds of joins?
  • Ans. 

    SQL joins are used to combine data from two or more tables based on a related column.

    • Inner join returns only the matching rows from both tables

    • Left join returns all rows from the left table and matching rows from the right table

    • Right join returns all rows from the right table and matching rows from the left table

    • Full outer join returns all rows from both tables

    • Cross join returns the Cartesian product of both tables

  • Answered by AI
  • Q6. What collections to be used in which scenario?

Interview Preparation Tips

Interview preparation tips for other job seekers - Prepare the projects you have worked on and core java.Spring framework or any other JEE framework you have implemented/used.

Skills evaluated in this interview

Interview experience
3
Average
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Aptitude Test 

1 hour duration, related financial crisis

I applied via Naukri.com and was interviewed in Jul 2021. There was 1 interview round.

Interview Questionnaire 

1 Question

  • Q1. Java 8, spring, Java opps, hibernate

Interview Preparation Tips

Interview preparation tips for other job seekers - Java Basics need to be strong

I applied via Naukri.com and was interviewed before Jun 2021. There was 1 interview round.

Round 1 - Technical 

(2 Questions)

  • Q1. Explain Spring boot flow
  • Ans. 

    Spring Boot is a framework that simplifies the development of Java applications by providing pre-configured templates and dependencies.

    • Spring Boot uses an embedded server to run the application

    • It provides auto-configuration of dependencies

    • It uses annotations to configure the application

    • It supports various data sources and web frameworks

    • It simplifies the deployment process

  • Answered by AI
  • Q2. What is difference between error and exception?
  • Ans. 

    Errors are unrecoverable, while exceptions can be handled.

    • Errors are caused by the environment or JVM, while exceptions are caused by the application code.

    • Errors cannot be handled, while exceptions can be caught and handled using try-catch blocks.

    • Examples of errors include OutOfMemoryError and StackOverflowError, while examples of exceptions include NullPointerException and ArrayIndexOutOfBoundsException.

  • Answered by AI

Interview Preparation Tips

Topics to prepare for Larsen & Toubro Limited Java Developer interview:
  • Core Java
  • Spring Boot
Interview preparation tips for other job seekers - Please be fully prepared and clear the basics on core java.

Skills evaluated in this interview

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