UBS Interview Question and Answers
To land your ideal job at UBS, the global financial powerhouse, you must first pass a tough interview process. Do not be worried aspiring analysts and coders! This in-depth article clears up the confusion by presenting the most frequently asked DSA, DBMS, OOP, OS, and CN questions in UBS interviews. We’ll give you the knowledge you need to ace your technical assessment and secure your spot in the world of high finance. Prepare to learn a lot about algorithms, data structures, database optimisation, object-oriented design principles, memory management, networking protocols, and other topics. This insider’s guide is your best tool for overcoming the UBS coding challenge and maximising your professional potential. Dive in and let us help you code your way to success!
Table of Content
- DSA Problems
- Operating System
- OOPS
- Computer Networks
DSA Problems
Operating System
An Operating System(OS) is software that manages and handles the hardware and software resources of a computer system. It provides interaction between users of computers and computer hardware.
- Write difference between micro kernel and monolithic kernel?
- What is SMP (Symmetric Multiprocessing)?
- What is Context Switching?
- What are various sections of the process?
- What is a deadlock in OS? What are the necessary conditions for a deadlock?
- What do you mean by Belady’s Anomaly?
- What is starvation and aging in OS?
- What is Reentrancy?
- What is the difference between paging and segmentation?
- What is a zombie process in Linux OS?
OOPS
Object-oriented programming – As the name suggests uses objects in programming. Object-oriented programming aims to implement real-world entities like inheritance, hiding, polymorphism, etc. in programming.
- What is meant by Structured Programming?
- What are the main features of OOPs?
- What is encapsulation?
- What is Polymorphism?
- What is Compile time Polymorphism and how is it different from Runtime Polymorphism?
- What is Abstraction?
- What is a constructor?
- What is meant by static polymorphism?
- What is the difference between overloading and overriding?
- What is meant by exception handling?
Computer Networks
A computer network is a collection of computers or devices connected to share resources. Any device which can share or receive the data is called a Node
- What do you understand by DNS?
- What is a peer-to-peer process?
- Tell me something about VPN (Virtual Private Network)
- What is a ‘frame relay’, and which layer does it operate?
- What are the different features of Frame Relay?
- Differentiate between ‘attenuation’, ‘distortion’, and ‘noise’.
- Mention the uses of the Hamming code.
- What are proxy servers, and how do they protect computer networks?
- What are nodes and links?
- Why is encryption on a network necessary?
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