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OOPS Concepts of Java include Inheritance, Polymorphism, Encapsulation, and Abstraction.
Inheritance allows a class to inherit properties and behavior from another class.
Polymorphism allows objects to be treated as instances of their parent class.
Encapsulation hides the internal state of an object and only allows access through methods.
Abstraction focuses on the essential qualities of an object rather than specific deta
Collections hierarchy in Java includes interfaces like List, Set, Map and their implementations like ArrayList, HashSet, HashMap.
Java collections framework provides interfaces like List, Set, Map
List interface allows duplicate elements and maintains insertion order, examples are ArrayList, LinkedList
Set interface does not allow duplicate elements, examples are HashSet, TreeSet
Map interface stores key-value pairs, examp
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I applied via Referral and was interviewed before May 2021. There were 2 interview rounds.
I applied via Company Website and was interviewed before Apr 2021. There were 3 interview rounds.
I applied via Referral and was interviewed before Sep 2021. There were 2 interview rounds.
I applied via Recruitment Consulltant and was interviewed before Apr 2021. There were 2 interview rounds.
Analytical, interpersonal, mathematical
I applied via Referral and was interviewed before Jun 2020. There was 1 interview round.
To debug Out of Memory Error, analyze memory usage and garbage collection algorithm of JVM.
Analyze heap dump to identify memory leaks
Check if JVM is running out of heap space
Analyze garbage collection logs to identify any issues
Tune JVM parameters to optimize memory usage
Consider using a profiler to identify memory-intensive code
Check for any large objects or arrays that may be causing the issue
Automated parking lot design with efficient space utilization and user-friendly interface.
Use sensors to detect available parking spots
Implement a central computer system to manage parking allocation
Incorporate user-friendly interface for easy navigation and payment
Maximize space utilization with multi-level parking and compact car storage
Ensure safety measures are in place for pedestrians and vehicles
Design an auto-suggestion feature for a search engine.
Implement a search algorithm that suggests relevant keywords based on user input.
Use machine learning to improve the accuracy of suggestions over time.
Allow users to easily select and add suggested keywords to their search query.
I applied via Company Website and was interviewed before Aug 2023. There was 1 interview round.
I handle conflict by addressing the issue directly, listening to all parties involved, and finding a mutually beneficial solution.
Address the conflict directly and promptly
Listen to all parties involved to understand their perspectives
Find a mutually beneficial solution through compromise and communication
UBS is a Swiss multinational investment bank and financial services company.
UBS stands for Union Bank of Switzerland.
It is one of the largest and most respected financial institutions in the world.
UBS offers wealth management, investment banking, asset management, and other financial services.
The company has a global presence with offices in major financial centers around the world.
UBS was founded in 1862 and is headqu
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JPMorgan Chase & Co.
BA Continuum
Wells Fargo
Goldman Sachs