18 questions · from 3 interviews
UBS interview questions
Every question candidates reported from their UBS interviews, most frequently asked first. Each links to the write-up it came from, so you can see the round and how it went.
UBS coding and DSA questions
- 01
Validate IP Requests with Blacklist and Rate Limiting
You are developing a firewall software and need to block certain requests based on blacklisted IP addresses and request history. There are two conditions for blocking a request: Rule 1: Blacklist Match If the IP address matches any of the blacklisted IP…
From UBS OA India 2025
- 02
B+ Trees and Indexing in Projects
Explain B+ trees and indexing, and how they were utilized in your projects.
- 03
Maximize XOR of Two Binary Inputs by Rearranging Bits
Given two binary inputs, rearrange the bits of the second input such that the XOR of both inputs comes out to be the maximum.
Easy · From UBS | SDE Summer Intern 2023 | India | November 2022 [Offer]
UBS system design questions
- 01
Alternatives to QR Code for Identification
What could have been the replacement for QR Code for identification purposes?
From UBS | SDE Summer Intern 2023 | India | November 2022 [Offer]
UBS behavioural and HR questions
- 01
Knowledge about UBS
What do you know about UBS as a company?
From UBS | SDE Summer Intern 2023 | India | November 2022 [Offer]
- 02
Why Intern at UBS?
Why do you want to intern at UBS?
From UBS | SDE Summer Intern 2023 | India | November 2022 [Offer]
UBS other questions
- 01
Backend Framework Architecture Differences
Discuss the architectural differences between various backend frameworks.
- 02
Client-Side vs. Server-Side Rendering
Explain the differences, pros, and cons of client-side rendering versus server-side rendering.
- 03
Image Storage in Projects
How did you handle image storage in your projects?
- 04
JSX Compilation Process
Explain the process of how JSX is compiled.
- 05
APIs vs. Web Services
Discuss the differences between APIs and web services.
- 06
Java OOPs - Inheritance
Questions related to Inheritance concepts in Java Object-Oriented Programming.
- 07
Cross-Platform Framework Choice for Mobile App
Why did you use Flutter instead of React for the mobile application, and what were the advantages of using Flutter/React instead of Java/Swift?
From UBS | SDE Summer Intern 2023 | India | November 2022 [Offer]
- 08
MongoDB vs. SQL Database Choice
Why did you use MongoDb and not SQL?
From UBS | SDE Summer Intern 2023 | India | November 2022 [Offer]
- 09
OOPs Language Examples
What are some languages other than C++ that use the concept of OOPs?
From UBS | SDE Summer Intern 2023 | India | November 2022 [Offer]
- 10
Advantages of Python
What are the advantages of using python?
From UBS | SDE Summer Intern 2023 | India | November 2022 [Offer]
- 11
Python vs. C++ Garbage Collection
How is garbage collection in python different from that of C++?
From UBS | SDE Summer Intern 2023 | India | November 2022 [Offer]
- 12
Explain Encapsulation
Explain the concept of Encapsulation.
From UBS | SDE Summer Intern 2023 | India | November 2022 [Offer]
UBS interview questions FAQ
What questions are asked in UBS interviews?
Candidates reported 18 distinct questions across 3 UBS interviews. 3 coding and DSA questions, 1 system design questions, 2 behavioural and HR questions, 12 other questions.