Deutsche Bank
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I applied via Recruitment Consulltant and was interviewed before Aug 2023. There were 4 interview rounds.
Mostly around multithreading and collections in Java
Singleton pattern ensures a class has only one instance, while ConcurrentHashMap allows multiple threads to access and modify a map concurrently.
Singleton pattern involves creating a class with a private constructor and a static method to return the instance.
ConcurrentHashMap is a thread-safe implementation of the Map interface, allowing multiple threads to access and modify the map concurrently.
To implement a singleto...
Design an ETL system for loading structured data
Identify data sources and destinations
Create data extraction processes
Transform data to match destination schema
Load transformed data into destination
posted on 2 Dec 2024
I applied via campus placement at Ramaiah Institute of Technology, Bengaluru and was interviewed in Nov 2024. There were 2 interview rounds.
I applied via Campus Placement and was interviewed in Aug 2024. There were 2 interview rounds.
Aptitude computer fundamentals and 2 coding questions
Calculate the product of all elements in an array except the element itself.
Iterate through the array and calculate the product of all elements except the current element.
Use two separate arrays to store the product of elements to the left and right of the current element.
Multiply the corresponding elements from the left and right arrays to get the final result.
Concatenate numbers represented as strings to get the sum.
Convert strings to integers, add them, then convert back to string.
Handle carry over when adding digits.
Consider edge cases like leading zeros or empty strings.
Currently working on developing a mobile application for tracking fitness goals and progress.
Utilizing React Native for cross-platform development
Implementing features such as goal setting, progress tracking, and workout logging
Integrating with wearable devices for real-time data syncing
posted on 6 Nov 2023
I applied via Walk-in and was interviewed in Jan 2024. There were 2 interview rounds.
Application support involves providing assistance and troubleshooting for both UAT (User Acceptance Testing) and production environments.
Application support engineers are responsible for resolving issues and providing technical support for applications in both UAT and production environments.
They ensure that applications are functioning properly and troubleshoot any issues that arise during testing or in the live produ...
Related questions for support
Graph and trees ques
It was based on d s a
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