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Blackrock Senior Java Developer Interview Questions and Answers
Blackrock Senior Java Developer Interview Experiences
1 interview found
Anonymous
I applied via Naukri.com and was interviewed in Jun 2024. There were 2 interview rounds.
One easy leetcode question, asked to solve with java 8
(2 Questions)
- Q1. Java 8 questions
- Q2. Build tool maven details
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I applied via Naukri.com and was interviewed in Nov 2024. There were 2 interview rounds.
(1 Question)
- Q1. Basic question related to Java and spring boot
(1 Question)
- Q1. Current Project role and responsibilites.
- Ans.
Leading a team of developers in designing and implementing a new web application for a financial services company.
Managing a team of developers to ensure project milestones are met
Designing the architecture of the web application
Implementing new features and functionalities based on client requirements
Conducting code reviews and providing technical guidance to team members
I applied via Recruitment Consulltant and was interviewed in May 2024. There was 1 interview round.
There were 2 questions and I was supposed to write the code inside the function but the input to the function is not given correctly. Instead of giving a list to sort, I was given a single value for a function to sort.
I applied via Naukri.com
(2 Questions)
- Q1. Write a java program to sort an array
- Ans.
Java program to sort an array of strings
Use Arrays.sort() method to sort the array of strings
Import java.util.Arrays package
Example: String[] arr = {"apple", "banana", "orange"}; Arrays.sort(arr);
- Q2. Collections in java and springboot
- Ans.
Collections in Java and Spring Boot are used to store and manipulate groups of objects.
Collections in Java are used to store multiple objects in a single unit.
Spring Boot provides support for managing collections through various data structures like List, Set, Map, etc.
Collections in Java and Spring Boot help in organizing and manipulating data efficiently.
Example: List
names = new ArrayList<>();
Skills evaluated in this interview
Selected
I applied via Naukri.com and was interviewed in Jun 2024. There were 2 interview rounds.
(2 Questions)
- Q1. Basic Java questions
- Q2. Spring, Spring boot basics
(2 Questions)
- Q1. Microservices Communications
- Q2. Project level experiences
Selected
I applied via Job Portal and was interviewed in Jul 2024. There was 1 interview round.
(2 Questions)
- Q1. What is dom? in javaScript
- Ans.
DOM stands for Document Object Model. It is a programming interface for web documents that allows scripts to dynamically access and update the content, structure, and style of a webpage.
DOM is a tree-like structure that represents the elements of an HTML document.
It allows developers to manipulate the content and structure of a webpage using JavaScript.
Example: document.getElementById('myElement') allows you to access
- Q2. What is virtual dom in react js
- Ans.
Virtual DOM is a lightweight copy of the actual DOM in React.js, used for efficient updates and rendering.
Virtual DOM is a concept where a lightweight copy of the actual DOM is maintained by React.js.
It allows React to efficiently update and render components by comparing the virtual DOM with the actual DOM.
When changes are made to the virtual DOM, React calculates the most efficient way to update the actual DOM.
This h...
Skills evaluated in this interview
Basic aptitude questions. Could be done easily if practiced enough
(2 Questions)
- Q1. Introduce yourself
- Q2. Array searching
Yash Gupta
I applied via LinkedIn and was interviewed in Mar 2024. There was 1 interview round.
(2 Questions)
- Q1. When have you had a conflict with someone.
- Ans.
I had a conflict with a team member over project priorities.
Miscommunication led to conflicting priorities
Discussed the issue openly and found a compromise
Learned the importance of clear communication in team projects
- Q2. Tell me you greatest project
- Ans.
Developed a web-based project management tool for tracking tasks and deadlines
Used React for front-end development
Implemented user authentication and authorization using JWT tokens
Utilized Node.js and Express for back-end development
Integrated MongoDB for database storage
Software Developer Interview Questions & Answers
Nspira Management Services
Aseem Gupta
posted on 7 Aug 2024
I applied via Job Portal
Coding test was of two hours, and two difficult hard question was passed
In the group discussion, they asked the question based on the project
Rahul Yamsani 010
Challenging questions in mathematics.
A constructive discussion about the significance of various topics and additional aspects.
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