AmbitionBox
Interview Questions
- Reviews
- Salaries
- Interview Questions
- About Company
- Benefits
- Jobs
- Office Photos
- Community
Add office photos
Filter interviews by
Citicorp Senior Java Developer Interview Questions, Process, and Tips
Top Citicorp Senior Java Developer Interview Questions and Answers
- Q1. 1. What are the Java 8 Features you've worked with?
- Q2. How will you handle an out-of-memory exception?
- Q3. Difference between shallow and deep comparision in Strings with code example.
Citicorp Senior Java Developer Interview Experiences
2 interviews found
Manoj Cheulwar
Selected
I applied via Naukri.com and was interviewed before Feb 2023. There was 1 interview round.
(5 Questions)
- Q1. Java oops concepts , Java memory model , Java, lambda expressions example
- Q2. What are the oops concepts
- Ans.
Object-oriented programming concepts that help in organizing and designing code for reusability and maintainability.
Encapsulation: Bundling data and methods that operate on the data into a single unit (class).
Inheritance: Allowing a class to inherit properties and behavior from another class.
Polymorphism: Ability of objects to take on multiple forms or types.
Abstraction: Hiding the implementation details and showing on
- Q3. What is stream api
- Ans.
Stream API is a feature in Java that allows processing collections of objects in a functional style.
Stream API provides a way to perform operations on collections like filter, map, reduce, etc.
It supports functional programming paradigms like lambda expressions.
Example: List
names = Arrays.asList("Alice", "Bob", "Charlie"); Stream stream = names.stream();
- Q4. What is lambda expressions
- Ans.
Lambda expressions are anonymous functions that allow you to pass behavior as an argument to a method.
Lambda expressions are used to provide a concise way to represent behavior as data.
They are commonly used in functional programming and can be used to implement functional interfaces.
Lambda expressions can be used to iterate through collections using the forEach method.
- Q5. What Java memory model
- Ans.
The Java memory model defines how threads interact through memory when accessing shared data.
Defines the rules for reading and writing to shared variables in a multithreaded environment
Ensures visibility of changes made by one thread to other threads
Specifies the order in which operations are executed and how they are synchronized
Interview Preparation Tips
Skills evaluated in this interview
I applied via Job Portal and was interviewed in Aug 2020. There was 1 interview round.
Interview Questionnaire
4 Questions
- Q1. 1. What are the Java 8 Features you've worked with?
- Ans.
Java 8 introduced several new features including lambda expressions, functional interfaces, and streams.
Lambda expressions allow for more concise and functional programming style.
Functional interfaces enable the use of lambda expressions.
Streams provide a powerful way to process collections of data in a functional manner.
Default methods in interfaces allow for adding new methods to existing interfaces without breaking ...
- Q2. How will you handle an out-of-memory exception?
- Ans.
Handle out-of-memory exception by analyzing heap dump and optimizing code.
Analyze heap dump to identify memory leaks
Optimize code to reduce memory usage
Increase heap size if necessary
Use memory profiling tools like JProfiler or VisualVM
Avoid creating unnecessary objects
Use caching to reduce object creation
Implement garbage collection strategies
- Q3. Difference between shallow and deep comparision in Strings with code example.
- Ans.
Shallow and deep comparison in Strings with code example
Shallow comparison checks if two String variables refer to the same object in memory
Deep comparison checks if two String variables have the same sequence of characters
Shallow comparison can be done using the '==' operator
Deep comparison can be done using the 'equals()' method
Example: String str1 = 'hello'; String str2 = 'hello'; str1 == str2; //shallow comparison ...
- Q4. Flow of a String Boot Application
- Ans.
A Spring Boot application follows a predefined flow of execution.
Application starts with main() method
Spring Application Context is initialized
Beans are created and dependencies are injected
Application starts serving requests
Requests are handled by Controllers and Services
Responses are returned to the client
Interview Preparation Tips
Skills evaluated in this interview
Interview questions from similar companies
I was interviewed in Oct 2024.
(4 Questions)
- Q1. Spring cloud gateway
- Q2. JWT Token structure and details
- Q3. Java 11 features
- Q4. Stream related problems
Senior Java Developer Interview Questions & Answers
Fidelity Investments
Anonymous
posted on 22 Oct 2024
(2 Questions)
- Q1. How is transaction managed in microservices architecture?
- Ans.
Transactions in microservices are managed using distributed transactions or compensating transactions.
Distributed transactions involve multiple microservices coordinating with a transaction manager to ensure data consistency across services.
Compensating transactions involve each microservice having a compensating action to rollback changes if a transaction fails.
Saga pattern is commonly used in microservices to manage ...
- Q2. Questions about java garbage collection
Skills evaluated in this interview
Hackerrank - Hackerrank test including multiple choice and 2 programming questions
(1 Question)
- Q1. Garbage collector internal implementation algorithm
- Ans.
Garbage collector is an automatic memory management system in Java that reclaims memory by deallocating objects no longer in use.
Garbage collector uses different algorithms like Mark-Sweep, Mark-Compact, and Copying to reclaim memory.
Mark-Sweep algorithm marks objects as reachable or unreachable, then sweeps through and deletes the unreachable objects.
Mark-Compact algorithm moves reachable objects to one end of the mem...
Senior Java Developer Interview Questions & Answers
JPMorgan Chase & Co.
Anonymous
posted on 27 Mar 2024
Selected
I applied via Recruitment Consulltant and was interviewed before Mar 2023. There were 4 interview rounds.
There is coding test consists of Easy / Medium DSA Question on Array/String/Hashing
(1 Question)
- Q1. Java 8 Feature, Immutable, OOPS, Hashmap Internal, Exception Handling, Multthreading lots of Qs asked( Synchonization , Lock ), Collection Framework, Singleton DP.
(1 Question)
- Q1. Project Discussion, Spring Boot Microservice related FAQ, @Transactional, Qualifier, JPA related Question, Design APIs for a given Use Case & Apply Authentication & Authorization, SOLID Design Principles
(1 Question)
- Q1. Explain Latest Project Architechture, asked Cross Question why RDBMS database , why not NoSQL DB used, How OAuth works/ how API Security implemented in your project, Explain any recent Prod Issue you have ...
Interview Preparation Tips
Senior Java Developer Interview Questions & Answers
American Express
Aditya Katiyar
posted on 1 Aug 2022
I applied via Referral and was interviewed in Jul 2022. There was 1 interview round.
(1 Question)
- Q1. 1. Eager , Lazy Singleton Design Pattern. 2. Java 8 Stream , Functions (Predicate , Supplier , Consumer ) , Comparator Chaining 3. Designing Pattern -> Count Like / Seen any Post of Instagram , Reduce N/W...
Interview Preparation Tips
Please confirm with HR if they are really interested to hire candidate , In my case i felt they were not really interested to hire .
(2 Questions)
- Q1. Given problem and asked me to solve
- Q2. Sum of array of elements without using any llop
- Ans.
Use reduce method to calculate sum of array elements without loop
Use Array.reduce() method to sum up the array elements
Convert array elements to numbers before summing them up
Example: const arr = ['1', '2', '3']; const sum = arr.reduce((acc, curr) => acc + Number(curr), 0);
Interview Preparation Tips
Skills evaluated in this interview
Saloni Sharma
I applied via Company Website and was interviewed in Apr 2024. There was 1 interview round.
(1 Question)
- Q1. AWS project related
Software Developer Interview Questions & Answers
State Street Corporation
Anonymous
posted on 10 Apr 2024
I applied via campus placement at Kalinga Institute of Industrial Technology, Khurda and was interviewed in Oct 2023. There were 2 interview rounds.
Two easy code ,basic array string
(2 Questions)
- Q1. Coding question
- Q2. Oops, dbms,sql,
Citicorp Interview FAQs
Tell us how to improve this page.
Citicorp Interviews By Designations
- Citicorp Analyst Interview Questions
- Citicorp Assistant Manager Interview Questions
- Citicorp Associate Vice President Interview Questions
- Citicorp Business Analyst Interview Questions
- Citicorp Officer Interview Questions
- Citicorp AVP Interview Questions
- Citicorp Software Developer Interview Questions
- Citicorp Assistant Vice President Interview Questions
- Show more
Interview Questions for Popular Designations
- Java Developer Interview Questions
- Junior Java Developer Interview Questions
- Java Software Developer Interview Questions
- Java Developer Trainee Interview Questions
- Java Software Engineer Interview Questions
- Associate Java Developer Interview Questions
- Software Developer Interview Questions
- Java Technical Lead Interview Questions
- Show more
Citicorp Senior Java Developer Interview Process
based on 1 interview
Interview experience
Interview Questions from Similar Companies
Fast track your campus placements
Citicorp Senior Java Developer Reviews and Ratings
based on 1 review
Rating in categories
|
Assistant Vice President
4.7k
salaries
|  ₹17 L/yr - ₹48 L/yr |
|
Assistant Manager
3.3k
salaries
| ₹6 L/yr - ₹20 L/yr |
|
Officer
2.9k
salaries
| ₹10.5 L/yr - ₹36 L/yr |
|
Vice President
2.5k
salaries
| ₹24 L/yr - ₹70 L/yr |
|
Manager
2.3k
salaries
| ₹9 L/yr - ₹37 L/yr |
State Bank of India
HDFC Bank
ICICI Bank
Axis Bank
- Home >
- Interviews >
- Citicorp Interview Questions >
- Citicorp Senior Java Developer Interview Questions
